Mine Safety Regulations

Original Language Title: 煤矿安全规程

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(November 3, 2004, State administration of work safety, the State administration of coal mine safety supervision Bureau promulgated as of January 1, 2005, 16th) title I General provisions article to ensure coal mine safety production and workers ' personal safety, to prevent coal mine accidents, according to the coal law, the mine safety law and the regulations on coal mine safety supervision, these procedures have been formulated.     Article in the People's Republic of China engaged in coal production and coal mine construction activities in the area, must comply with this regulation.     Third coal mining enterprises must abide by the relevant State safety laws, regulations, rules, procedures, standards and technical specifications.     Coal mining enterprises must establish and improve the leadership responsibility system for production safety, functional safety production responsibility system, position the safe production responsibility system.     Coal mining enterprises should establish and improve the security management system, security, rewards and punishments system troubleshooting, safety technical measures of examination and approval system, security system, security, security offices and other systems.     Coal mining enterprises must establish a variety of equipment, inspection maintenance systems, periodic checks and maintenance, and completes the record.     Article fourth coal mine work safety agency must be set up, with adaptation to need safety personnel and equipment. Fifth coal mine safety work subject to the supervision by the masses.     Activities of the coal mine safety supervision organizations of the masses must be supported, security workers to play a monitoring role.     Workers have the right to stop illegal operations, deny the illegal orders; when the workplace hazards, has the right to stop work immediately, withdraw to a place of safety when dangerous situations not dealt with no guarantee of personal safety, right to refuse to work. Sixth coal mining enterprises must conduct safety training for employees.     Without training, no posts.     PBM (company) Director (Manager), mines must have special knowledge of safety, leading safe production and processing capacity of coal mine accidents, and by training according to law, obtain safety qualification certificates.     Special operations personnel must follow the relevant regulations of the State training and obtained the operation qualification certificate. The seventh article of use relating to production safety in coal mines, coal mine product safety signs must be obtained.     Not mine product safety signs shall not be used.     Test relates to safety before the new technologies, new processes, new equipment, new materials, must be proved, safety inspection and verification, and to develop safety measures. Eighth in production of coal mine Enterprise build long-term development planning and annual production plan, safety technical measures of security technology development plan must be prepared and planned.     Technical measures for safety requirements, materials and equipment must be included in corporate finance, supply planning. Nineth coal mining enterprises must prepare annual disaster prevention and treatment plans, and modifications in a timely manner under the circumstances.     Organized by the manager responsible for the implementation of disaster prevention and management plan.     Coal mining enterprises must be at least 1 mine rescue exercises each year.     Tenth well into the personnel must wear a helmet, with a self-help device and miner's lamp, prohibiting the carrying of tobacco and ignition items, no putting on chemical fibre clothing before entering the well drink is strictly prohibited.     Coal mining enterprises must establish the wells system and personnel inventory systems. 11th coal mining enterprises should trauma care system for its services.     Trauma care system should be equipped with ambulances, first-aid equipment and first-aid equipment and medicines.     12th underground coal mines must be mapping to reflect the actual situation in a timely manner the following drawings: (a) the geological and hydrogeological maps.     (B) the upper and lower control.     (C) the tunnel plan.     (D) mining plan.     (V) ventilation system.     (F) the underground transport system.     (VII) safety monitoring equipment layout.     (H) the drainage, dust-proof, fire-resistant grout, air compressors, gas filling, and other piping systems.     (I) the underground communications system.     (J) surface and underground distribution systems and underground electrical equipment arrangement plan.     (11) the underground refuge of the road map.     13th open-pit coal mines must be mapping to reflect the actual situation in a timely manner the following drawings: (a) the topography and geology.     (B) geological plans, sections, integrated hydro-geological plan.     (C) mining and stripping engineering plans, section.     (D) dumping project plan.     (E) transport system.     (Vi) transmission and distribution systems.     (VII) communication systems.     (H) the drainage system and drainage plan.     (IX) slope monitoring system plan, section.     (J) the underground goaf and pit floor control plan.     14th coal mine after the accident, the Chief and head of technology of coal mining enterprises must take immediate measures to organize rescue, the manager responsible for the Save command, and as stipulated in the relevant report.     II underground mining section I General provisions chapter I of part the 15th individual projects, project pre-construction, must compile the construction organization design and operational procedures, and organization of each staff member to learn.     16th when you dug the tunnel, shaft and shaft, from wellhead to hard rock roadway between to arching, and extended at least to the hard rock 5M.     Excavation of inclined shaft of peace when the tunnel under the Hill, top of the wellhead, the side must be built retaining walls and flood control ditches.     When the 17th excavation roadway and Chamber, must take wet drilling, irrigation shaft lining roadsides, water cannons blasting spray, mud, rock (coal) comprehensive dust control measures such as spraying water and purify the air.     Freezing shaft sinking and tunneling in water swelling formations cannot be used when wet drilling, use dry drilling, but dust-catching measures must be taken, and use personal dust protection equipment.     18th each mine must have at least 2 pedestrian exits that reach the ground, the distance between exits must not be less than 30m. Central ventilation system construction and rebuilding and expanding mine, minefield near the border security should be required in the design of export.     When mine a wing to a long, mine disasters if it cannot guarantee the safe withdrawal, must be dug out of the mine exit near the border. Every underground level to the previous level and each district must have at least 2 facilitate pedestrian safety export and connected with exits that reach the ground.     Uncompleted 2 security level of exports, or mining areas is strictly prohibited. Roadway intersection, you must set up signposts indicating location, indicate the direction leading to the exit.     Underground staff must be familiar with the routes leading to the exit. 19th to access ground safety exit and exit in 2 levels, angle of 45 degrees or less, you must set up sidewalk and size according to the inclination angle and the actual need to set the handrails, stairs or ladder.     Inclination greater than 45 °, you must set the stairway or ladder, inclined stairway subparagraph must be staggered between sets, each segment length cannot be greater than 10m; in shaft ladder ladder angle of not greater than 80 °, adjacent vertical distance of 2 platforms shall not be greater than 8M.     Exits should be regularly cleaned, maintained, kept clear. 20th major Gug may not double as sidewalks.     Small amount of upgrading and ensuring the traffic when pedestrians, are not affected by this limit. 21st tunnel NET cross section must be the needs of pedestrians, transport, ventilation and safety facilities and equipment installation, maintenance and construction needs, and meet the following requirements: (a) the main shipping lane and the main airway height, since rail surface shall not be less than 2m.     Stringing electric locomotive transportation roadway height must be in accordance with the procedures of Article No. 356 and the relevant requirements of Article No. 357.     (B) mining area (including panels, following the same) in the mountains, down the peaceful lanes clear height shall not be less than 2m, no less than 1.8M of the thin coal seam.     Coal mining working face transport tunnel, air and coal chute in the mining areas, such as the NET section or higher, by the uniform provisions of the coal enterprises.     Design of tunnel NET cross section must be calculated according to the maximum deformation of cross section of support. 22nd article transport Xiang sides (including tube, and line, and cable) and transport equipment most highlight part Zhijian of distance, should meet following requirements: (a) new mine, and production mine new dig transport Xiang of side, from roadway road ballast surface up 1.6m of height within, must left has wide 0.8M (integrated mechanized mining mine for 1M) above of sidewalk, pipeline hanging height shall not below 1.8M; roadway another side of width shall not is less than 0.3M (integrated mechanized mining mine for 0.5M). When installed within the roadway conveyors, conveyor and roadsides support distance shall not be less than 0.5M; conveyor head and tail and roadsides support distance should meet the needs of equipment inspection and maintenance, and must not be less than 0.7m.     Mobile substation in the roadway or mechanized equipment is the most prominent part of the flatbed, and roadsides support distance shall not be less than 0.3M. (B) mine has a roadway width of sidewalks does not comply with the first paragraph of article (a) request, the man hole must be set one side of the roadway, shall not exceed the distance between 2 man hole 40m.     Man hole width shall not be less than 1.2m, depth shall not be less than 0.7m, height shall not be less than 1.8M, man hole in the accumulation of material is strictly prohibited.     (C) the tunnel up and down one side of the car parking, height of the ballast from the roadway surface of 1.6m, you must have more than 1M wide sidewalks, pipe hanging height shall not be less than 1.8M. In two-track haulage, the 23rd, 2 trains between the most prominent part of the distance shall not be less than 0.2m outside, loading of mining area shall not be less than 0.7m, harvesters pick the linked sites shall not be less than 1M.     Vehicles and most prominent part of the tunnel on both sides of the distance must comply with the requirements of this procedure is the 22nd article.     24th district retreats the end device, special measures must be prepared, fresh air, gas, fire management.     Section II 25th of excavation and supporting in roadways during shaft sinking, well operating range must be fenced, people in and out of places you must install fencing; wellhead sealing disc and shaft door must be set, shaft door must be installed on both sides of the fence, seal and shaft door must be sturdy closely, and use of non-combustible material.     26th with the conventional shaft sinking method construction of vertical shaft face of permanent or temporary support from and prevention measures must be based on lithology and hydrogeological conditions and construction techniques specified in the regulation. The 27th article Shaft passing through layers of soil, sand, soft rock strata or seam, there must be specific measures. When using rings or other temporary support and temporary support must be safe and reliable, close to the face and permanent support in a timely manner.     Before the establishment of permanent support, sent observations in each class of land subsidence and well behind the temporary support to help change the situation; when danger signs, work must be stopped immediately, evacuate, for processing. 28th permanent support shaft of quality must meet the design requirements. Must fill the rock between the help and support of filling it.     Borehole water must take measures such as water or water.     29th digging shaft drilling method must comply with the following provisions: (a) the design and construction of drilling the final location must be weathered and impervious bedrock of stability at least extension 5M.     (B) during the drill, when sealing the platform must be well sealed tight; when using Jing Kouliang, must have reliable measures of preventing falls. (C) during drilling, determination of parameters of slurry must regularly, find the problem immediately adjusted.     Mud in the shaft surface must be higher than the static water level underground. (D) the determination must be the skewness of the wellbore while drilling. When there is deviation of more than, and must be promptly corrected. Shaft deflection and the measuring point must be specified in the construction organization design.     Drilling has been completed, must be drawn shaft vertical and horizontal profiles, shaft centerline and cross-section must meet the design requirements. (V) the quality of prefabricated wall, must check identification section by section.     Wall joints must have reliable measures of corrosion-resistant, waterproof, and qualified before the sinking the borehole wall. (Vi) shaft sinking is completed, you must check the sidewall deflection, only meets the requirements before they can wall are filled, Wall-filling must be compacted. Filling material must be tested and meet the requirements of strength and setting time, and that can be kicked out of the mud.     Cut before or at the bottom of the caisson dug Ingate, you must check the 15~30m within the walls above the wall and filling quality, when found to be qualified, credible remedial measures must be taken.     (G) digging and digging at the bottom of the caisson Ingate by blasting operations, safety measures must be established. Article 30th freezing sinking shaft shall comply with the following provisions: (a) the freezing depth through the bedrock weathering zone extending to a stable 10m.     Bedrock section when the water is high, should deepen its freezing depths. (B) the drilling freeze hole, must determine the direction of drilling and skewness, surveying the largest interval must not exceed 30m, and draws real oblique plane map of freezing bore hole, skewness than regulations, must be promptly corrected.     Borehole deviation effect of freezing effect, must fill the hole. (C) geological inspection drill shall not freeze the wellbore.     Hydrologic observation borehole deviation should not exceed the wellbore depth shall not exceed the freezing section of cesspits in the lower part.     (D) freezing pipe seamless steel tubes welded or threaded connection, leak testing should be carried out after a pipe into the drilling freeze, when an exception is found, it must be processed in a timely manner. (E) after it started freezing, you must always observe the hydrologic observation hole water level changes. Only a hole in the hydrological water normal water, 7 days, after confirming the freeze wall with, before they can try to dig. Freeze and cut in the process, you should always check the brine temperature and flow rate, temperature and displacement, as well as wells for brine and leaking in working face of.     Checks should be recorded in detail, unusual, must be processed in a timely manner.     (F) freezing the soil dug when blasting can be used, but must develop security measures.     (G) the excavation process, must prevent the deformation of frozen wall, spalling, stones, broken pipes and other security measures.     (H) the root walls should be located in water less stable in hard rock.     (I) the permanent wall only after completion of construction, to stop the freezing.     (J) beam home design and construction must have measures to prevent leaks.     (11) regardless of the frozen pipe can promote recycling, all holes must be all full filled with cement mortar or concrete. Freezing the construction of stands must be non-combustible materials, and should be vented. Should the regular determination of ammonia in air of the station, the concentration of ammonia should not exceed 0.004%.     Fireworks is strictly prohibited within the station and first-aid and fire-fighting equipment must be available.     Bottle of ammonia and ammonia tanks must be tested, qualified before using; during transport, use and storage, security measures.     31st through water-bearing stratum of mine shaft or belt using pre-Grouting method to ground or surface water or reinforcement, shall comply with the following provisions: (a) prior to grouting, creation of Grouting engineering design. (B) grout Grouting in length must be greater than the thickness of water-bearing strata, and 5~10m of impermeable rock or hard rock.     Design of bottom Grouting of water-bearing strata when grouted depth must be greater than the depth 10m.     (C) ground Grouting drilling, every 40m must measure 1, borehole deviation shall not be more than 0.5%. (D) prior to grouting, injection pump and piping system must withstand voltage test.     Test pressure must reach a maximum injection pressure of 1.5 times, testing time shall not be less than 15min, no abnormal circumstances, can be used.     (E) the grouting process, Grouting pressure suddenly goes up, you must stop the injection pump operation, unloading the rear handle.     (Vi) after each grout, you should at least stop 30min before they can promote Grouting to prevent high pressure slurry ejection pipe.     (G) the winter when grouting, pipe grouting and ground transportation pulp, antifreezing measures must be taken. (VIII) before the shaft face pregrouting, water-bearing strata above the grout, Grouting must be set according to the design requirements Grouting rock or concrete pad. Aquifers thick segment is needed when grouting and excavation and lining of each grout, Grouting must be set according to the design requirements Grouting rock or concrete pad. Rock and concrete Grouting pad structure and thickness according to the maximum pressure grouting, rock, nature and conditions of work.     When shaft bearing concrete Grouting pad, should check the sidewall strength. (IX) orifice-pipe should be laid the design holes firmly, and install the high pressure valve.     Before grouting, and orifice-pipe Grouting pad had to be pressure test, the test pressure must be greater than the Grouting pressure 1MPa. (J) the drilling and Grouting hole, the drill must be installed securely.     Core drilling, the drill bit should be used to prevent; when there was no core drilling, use three-way bit, in case the confined water ejector drill. (11) well located within suspended pump, remove bottom water.     When drilling holes for grouting, such as water yield of mine shaft close to the lift pump rated capacity, must stop drilling and extraction drilling, close the high pressure valve, injection in a timely manner.     (12) Grouting station located on the ground, under the surface and must have reliable communication links.     (13) the pulp and Grouting staff should wear protective glasses and masks, cement mixing room should take measures.                                           (14) the grout after the Grouting effect must be checked, after passing the square digging shaft.     3 32nd shaft leakage per hour more than the 6m or leaks in the sand, using borehole Grouting for water, to the preparation of construction organization design and comply with the following requirements: (a) the shaft must have a maximum strength of the Grouting pressure. (B) shaft in quicksand area and Grouting hole depth must be less than the thickness of 200mm. At the wellbore double shaft support, Grouting holes through the outside wall into the wall 100mm.     When the shaft wall Grouting must be used, the need for special measures. (C) must be consolidated in the borehole Grouting tube and equipped with valves. Drilling may occur when sand, casing or other safety measures should be taken.     When grouted casing method, it is necessary to pressure test the casing concretion intensity, only after the Grouting pressure is reached, may be used.     (D) when Grouting job on top of the cage, you must install disc and Grouting pipe safety valve, operating personnel must wear seat belts, and head set full-time staffs.     (E) under the surface and must have reliable communications facilities, lift lifting magnets or Grouting job sets, must be allowed by attendants. (F) the wellbore drilling and Grouting operations, bottom may not.     Grout must be observed in the borehole, identify problems must cease operations soon. (VII) when drilling should always check the holes in the water and sand.     Water or water containing sand, must stop drilling, Grouting; When there is no water in the drilling must be tightly sealed in a timely manner.     (H) the exposed shaft tube Grouting tube end and enhance the clearance between the container must comply with the relevant provisions of this regulation Article No. 387.     The 33rd in the construction organization design of digging or extension shaft, must be lifting magnets, protective plates, as well as rock, grasping rocks and rock settings, operation, and maintenance of security equipment such as.     The 34th when digging or extension shaft, the shaft must be installed upgrading equipment failures for the ascent of safety facilities.     35th staff must wear seat belts in the following cases: (a) when buckets or lifting magnets lift.     (B) suspended in the Derrick or wellbore operations on the device.     (C) removal of insurance or driving when protecting a rock pillar.     (D) while cleaning up waste floating in the well ring.     (E) in the waste on the fence work. Belts must be regularly testing according to relevant regulation. Belts must be tied to a firm member.     Must be checked before each use and found damaged, must be replaced immediately. The 36th when digging or extension shaft, shaft at each duty station must set up separate signs.     Excavation and lining the parallel operations, lifting magnets and signals issued by the excavation face, there must be a clear distinction. Well data and signals must be sent by Allied signal workers. Apart from the emergency stop, is strictly prohibited without the signals directly from the wellhead to the winch room sends a signal.     Operating personnel must be familiar with and will send a signal. Wellhead, a Bellman at the bottom should be hanging tank adequate height, first pause signal, stable tank; mobile cage stability, after clearing the bottom attachments can be sent down or enhance the signal.     Signal workers, watched the crane tank safety through responsible. The 37th When devices on the Derrick or mast is installed must be covered with Yan Jingkou.     Gear shaft and installed parallel to the mast and Derrick equipment operation, well cover installation must be firm and reliable, and can withstand the Derrick from crash impact. When the 38th extension shaft must be in strong the insurance or protection of rock separated from the upper level.     Only after completion of shaft equipment, wellbore with carved at the bottom yard connection and supporting to develop safety measures, removable protection insurance or driving rock pillars. 39th using reversed drilling method driving dark vertical shaft or vertical coal bunker should comply with the following provisions: (a) when support in wood crib sets, you must support in a timely manner. Wood crib and face together before the blast last distance must not exceed 1.6m. Wood crib corner Foundation must be solid and reliable. Slip waste between the eyes and the eyes of pedestrians, haul must be separated by a wood. At the Central Bank must have a wooden ladder and head inside the eye, maximum spacing of head plate must not exceed 3M, head of the waste must be cleaned. Before the blast, people eyes and the eyes must be covered. After the blast, first air, blows smoke, before entering examination, examiners shall be no less than 2.     After checking, make sure that ventilation, signal up, people lines, separators, head plates, roof, Jing Bang no dangerous situation, work can be carried out. (B) when hanging pot, rope hole deflection rate must not exceed 0.5%, between the winch and the waste level, you must install 2 sets of signal devices, of which 1 must be set in a hanging cage. Blasting must be picked before hanging pot, placed in the roadway safety, will be referred to a secure location of steel rope. Must designate inspection after blasting hoisting wire ropes and slings, if damaged, repair before use.     Crane tank job, work on hanging below the tank or access is strictly prohibited. (C) when using reverse drilling in construction, during the reaming, prohibited personnel stay below the hole, pass or observation.     Reaming is completed, must be in the perimeter fencing of the hole, preventing staff from entering. (D) expanding well, there must be safety measures to prevent personal fall.     Must be removed before blasting blasting hole bottom wood crib in the following 0.3M. Yo waste waste must always be released inside the eye and prevent eye, but not empty.     No standing in the eyes of slip rock gangue jobs.     40th winter or when freezing sinking shaft, there must be a freeze, measures to clear the ice. 41st drivage working face roof job is strictly prohibited. Support near the heading face in 10m, in front of the blast must be strengthened. Blast collapsed, broken bracket must be fixed before they can enter the face operation.     Fix bracket must first check the top, side, and from the outside in each frame.     Soft coal, rock, or sand formations and geological fracture zone when tunneling, forward support or other measures must be taken.     Hardness and stability of coal, rocks in the tunnel when the support is not, must develop security measures. 42nd support brace or lever should be set solid. Retractable metal bracket metal lever and mechanical torque wrench tighten the cable card. Support and must be plugged, the gap between top surface.     When the Gateway Arch, arch between the body and the top must not fuel fill; roadway roof-roof parts, roof support material available, but in the upper arch arch must not fuel cushion filling, the thickness shall not be less than 0.5M. The 43rd when replacing the roadway, in front of remove the support, should first reinforce near the support, after you remove the support, it must immediately get rid of top live rock and the erection of permanent support and temporary support measures should also be taken when necessary.     In inclined roadway, rolled and bracket must have to prevent waste, material skew security measures.     44th article used anchor rod, and anchor spray, support nursing form Shi, should comply with following provides: (a) anchor rod, and anchor spray, support nursing of end head and dig into face of distance, anchor rod of form, and specifications, and installation angle, concrete label, and spray body thickness, hanging network by used metal network of specifications and surrounding rock Chung water of processing,, must in construction organization design or job procedures in the provides.     (B) by drilling and blasting method of rock roadway excavation, blasting must be used.     (C) bolt, you must first knock help tapping will dispose of the waste, in secure conditions, before they can work.     (D) when using anchoring Agent fixed anchor should be flush with wall and bolts must be fill filled.     (E) when using bolting in soft rocks must be full length anchor. (Vi) when loading by manual Jet spray concrete and mortar, must use tide and dust discharge port on the machine, air intake dust. Before the Jets must be washed rocks. After the Jet maintenance measures.     Operating personnel must wear PPE. (G) the anchor Rod tension is required to do testing. Coal roadway roof abscission layer monitor must also, and record license plate display. On the thickness and strength must be done check and inspection and test records.     On anchoring force of underground tests, must be secured.     (VIII) machines or a torque wrench for the bolt must be tightened, ensure that the bolt plate close to the alley wall.     (I) the place of rock and water, must be addressed.     (J) the clogged jet pipe, near the front of the spray gun and other personnel is strictly prohibited. Article 45th drivage roadway in exposing the old all-time, detect GOB security measures must be developed, including close to the old time must be set aside for coal (Rock) column thickness and detect water, fire, gas and so on.     Must be based on proven measures for processing. In exposing the old empty, the staff must be removed to a safe place.     Only after checking, showing that the GoB of water, methane and other harmful gases, risk-free, before they can return to work. Article 46th excavation or extension shaft, down-time, must incline, preventing car device is hands down, on top of the excavation face substantial protective devices.     The protective devices and tunneling distance must be in construction organization design or provided for in the regulation. Shaft (Lane) during construction and when the walkway was made, man hole and let the red light must be set every 40m. Side with man hole must have a smooth pavement. Staff must go up and down the sidewalk.     Driving lights, pedestrian man hole immediately; light is off, before they can walk. 47th from the bottom up when driving above 25 ° inclined roadway and coal chute must be (waste) of road and pavement separated to prevent coal (waste) slide cuts. Sidewalks shall have handrails, ladders and signal devices.     Inclined lane and the upper roadway links must be secured. Section III recovering and roof control must be compiled before 48th district mining design of mining area, and in strict accordance with the design of mining area construction.     A mining area shall not be arranged in the same coal seam 3 in (3) above the coal face and 5 (5) in heading face at the same time more than jobs.     Non-coal mining face within another face at the same time assignment. During excavation in any provisions to expand and contract design of pillar is strictly prohibited.     Regulation for design of mining area shall not be left without coal pillar.     Prohibited destroyed industrial sites, mines, water and coal pillar in roadway safety.     Mine high gas mine coal mining face in high gas, low gas mine areas, advanced mining methods can not be used. 49th coal faces mining must be prepared before operating protocols.     When the situation changes, you must modify job procedures or additional security measures in a timely manner.     50th coal face must keep at least 2 open exit, a pass into the air return laneways, the other into the intake.     Coal, residual coal pillar mining triangle, can't maintain 2 security exports, security measures must be developed, corporate principals for approval. All safety and roadway in mining face connection 20m range, must strengthen support; comprehensive mechanized coal face, tunnel height shall not be less than 1.8M in this range, other coal face, tunnel height shall not be less than 1.6m in this range.     Exits must be maintain, Stent fracture Liang Shezhu, roadway of roadway deformation must be timely replacement, dredging. 51st coalface umbrella canopies shall not exceed the provisions of the regulation, shall be arbitrarily lost end of top-coal and coal. Coal face should be cleaned up.     Bracket, conveyors and packing stack should be in a straight line. 52nd stepped coal face must be set, safe scaffold, designer physique and coal chute Board.     Stepped coal face must also be protective plate at the foot of steps.     The width of the order, level surface length and lower ahead of the small eye of the number must be specified in the rules. 53rd must always have a certain amount of reserve of coal face supporting material.     Use friction-metal pillar or single hydraulic prop caving face of timber are a must, and their number, size, location and management methods must be provided for in the regulation.     Prohibited the use of wreck timber, damage in coal mining face of metal roof beam of friction metal pillars and failure, failure of single hydraulic prop. In the same coal face, may use different types and different pillars.     Coal face in complicated geological conditions must use different types of pillars, safety measures must be established.     -Friction metal pillars and single hydraulic prop into the well pressure test must be carried out by. Friction-metal pillars, the metal roof beam and single hydraulic prop, or use at end of coal faces mining for more than 8 months later, must be overhauled.     Maintenance good pillar must also pressure tested and qualified before the use. 54th coal face must support in a timely manner as required by rules, no roof job. All support must be set up strong and anti-pillar measures. Float or float coal-gangue support setting is strictly prohibited. When using friction-metal pillar, you must use a hydraulic cylinder generator to set up initial setting load shall not be less than 50kN; setting load of hydraulic single prop, column diameter for 100mm shall not be less than 90kN, column diameter for 80mm shall not be less than 60kN. For setting load of soft rock condition really does not meet requirements, in the development of measures and meet the safety conditions must be approved by heads of enterprise technology. In advance is strictly prohibited in the roof area to pick the column. Knock or damage, failure of the pillars must be restored or replaced immediately.    Mobile conveyor head, stand near the tail need to be removed, you must first set up the temporary support. Soft or broken, roof and floor of coal face crossing fault and the GoB, pillars or roof area, as well as occasional false top mining, safety measures must be established.     55th strictly knock help tapping system.     Before the start, team leaders must face to conduct a comprehensive inspection of the security situation, after making sure that no danger, workers into the face. 56th must prop in coal face top or filling, roof control when there is more than rules, prohibiting coal mining.     Roof caving method to control, prop roof does not collapse, suspended at the top are more than the provisions of regulation, you must stop mining, artificial forcing top or other measures taken for processing.     57th with caving method to control roof, back to the top of column method and safety measures, top and blasting, machinery and coal operations in parallel job safety distances, caving in the district bracket, wooden, wood crib recovery methods must be specified in the rules.     When the first roof of coal faces and end, to develop safety measures. Top staff must stand on the scaffold complete without collapsing rope, collapsing columns, throw hooks, rope man, in safe locations. Before returning to the column top, top safety work must be a comprehensive inspection, clear escape route.     Columns at the top, you must specify the observation roof of experienced personnel. 58th intensive coal mining working face pillars cut at the top, must have wide 0.5M between two dense pillars more than exports, export the distance between pillars and new intensive advanced distance must be specified in the rules.     Pillar coal face without intensive cutting at the top, must have measures to prevent face fall and waste rock into the face.     Article 59th of artificial caving mining top slice working face, artificial roof must be paved and lapping close using metal or plastic mesh for mine roof when, network link must be good.     Confirm caving of roof rocks cemented to form when you regenerate the roof, not the laying of artificial roof. When stratified caving mining method, goaf water or must be grouted.     Injection grouting or specific requirements should be specified in the rules. 60th of controlling roof water filling, GOB and triangular point must be fully filled. Filling stations under the prohibited personnel pass through or stay in the city.     Between sand and filling stations should maintain contact by telephone, contact is interrupted, the sand must be stopped immediately.     Before cleanup due to blockage of running sand sloping roadways, to develop safety measures. Article 61st of controlling roof filled with Ribbon must be of leiqi clean the floor before rock duo with coal, stone received stacks must be built, under the roof and plugged cracks on the wall stones.     Required when waste is taken from the Middle 2 stone duo, roof must first be disposed of live rock with long handle tool, set the temporary support, and connected with the coal face, under the protection of mining waste in temporary support personnel should work, and observe the roof.     62nd close distance coal seam mining and coal seam with a knife on column, strip or band-filling control roof, when the roof of a seam by caving method under controlled, controlling roof safety measures must be devised.     63rd longwall coal face divided into upper and lower surface mining at the same time, following distance should seam dip angle, wrong on mine pressure and support, ventilation, gas and spontaneous combustion, water conditions, specified in the regulation. 64th slicing caving method is used, the next layer of coal mining must be in a hierarchy on the stability of roof caving areas below.     Tiered recovery interval should not be too long to prevent decay.     When using horizontal caving method, layering on ahead of the next layer of coal mining face in coal mining face of distance should be prescribed in the rules.     65th shield mining in steep seam, angle bracket, structure, support pad layer and thickness and support angle, alignment and density of the column must be specified in the rules. Production in the event of broken beams and supports situations such as loft, channeling of waste, must be processed in a timely manner. Bracket along the direction bending, distortion and angle over work rules when, in the next process, must be adjusted.     Should always check the bolts on the bracket and the attachment, if loose, must be tightened. Tilt each mining zone at both ends of the shield, you must set up one eye and plank across a coal chute.     False-inclined shield face from top to bottom 2 export requirements and pseudo-angle face, advanced coal chute sizes, spacing and construction must be specified in the rules. When the shield close to the tunnel should shorten the distance between each delegation supports, and to reduce at the same time blasting the hole number and charge.     The shield when you cross the road, should strengthen the coal chute and tunnel connections support or erection of wood crib. The 66th when using hydraulic mining, shall comply with the following provisions: (a) the adjacent roadway 2 small stage and funnel between adjacent 2 mountain coal mining eye, must cut contact Lane, providing ventilation, transportation and pedestrian.     Contact interval and support must be provided for in the regulation.     (B) when mining, 2 adjacent roadway or funnel small stage stagger between the face shall be not less than 5M.     (C) communications equipment must be set up near the coal face, close to the water gun must have a direct high pressure pump or scheduling of both sound and light signal devices.     (D) in broken or pressure of the roof coal seam in the funnel when mining, eyes on either side of the back stacks of coal mining in the mountains should be staggered up and down, left and right alternately coal mining. (E) supporting mining roadway of wood, to erect protective gun shed near the water. Metallic supporting roadway, and means the gun must be specified in the rules.     Coal face in coal seam dip angle of more than 15 ° funnel must be erected in goaf retaining rock column. (F) when there is a pot of water or water cannons were buried, must immediately hit the emergency stop signal opens the valve, stop processing.     During the operation, and must prevent the pot of water, and people fall into that slot in safety measures. (VII) open channel transporting coal slurry, dip more than 25 ° of the roadway, open channel must be closed, otherwise shut. When the inclination of 15 ° ~25 °, sidewalks and the tank must be installed between baffle and retaining wall, the height shall be not less than 1M; in turn, dip suddenly larger and coal slurry spill site, heightening the bezel or stamped at the open channel. Pedestrians often cross the open channel, must be the bridge.     Must keep the pedestrian side of roadway open.     (H) except the steep dedicated pedestrian outside the rock coal chute, may free slot no Groove along the tunnel floor transport coal slurry. (I) coal-slurry plug when out slot, must immediately notify the gunmen stopped the water of coal, open valves, water treatment.     Coal-slurry plug when a coal chute or tunnel, must be stopped immediately, and report the mine control room, develop safety measures for processing. (J) the quick connector connection of high-pressure water mains and pipes before installation and use of coal, must withstand voltage test. Pipe welding high-pressure pipes and coal, also must withstand voltage test prior to use. Test pressure shall be not less than 1.5 times of the pressure times. During its use, coal-high pressure water hoses and pipes for quick coupling connections, should be free maintenance pipe support and check often fixed to ensure that they meet design requirements, and periodic measurement of pipe wall thickness, the timely replacement of pipe wall thickness requirements are not met.     When you open the blind cover plate, safety measures must be taken to prevent the compressed air inside the tubes hurt. (11) on the use of water cannons, must withstand voltage test on a regular basis.     Prohibited the use of gun barrel centerline offset distances exceed the design water gun.     (12) notice before starting the high pressure pump, you must check the pipe valves, opening and closing according to work requirements to prevent water hammer. (13) water gun when they change the water, you must first inform the pump room and dispatch station, then practice for opening and closing the valve.     When dismantling, repairing high pressure water hoses, near to water valve must be closed.     (14) the gun between drivers and coal-water pump drivers must have telephone and both sound and light signal devices.     (15) personnel engaged in the work of hydraulic mining, and must have moisture and thermal protection products, water cannon drivers should wear prevention of coal and water splashing wounding of PPE.     The 67th when using fully mechanized coal mining, you must comply with the following provisions: (a) must be according to the various production processes, coal seam geological condition of coal seam thickness coal seam dip angle and gas emission, spontaneous combustion tendency and pressure factors such as design (includes equipment selection, sourcing).     (B) when the delivery, installation and dismantling of hydraulic support must be secured, specified shipping, installation, disassembly process and control measures of the roof. (C) face wall, scraper conveyor, and support must be in a straight line. Supports coal, waste must be cleared. Angle greater than 15 degrees, powered down, slip-proof measures must be taken.     Angle greater than 25 °, you must prevent the (waste) out of scraper conveyor hurtful measures. (D) hydraulic bracket must be top. Crushing of the roof must be advanced support.     When the powered roof above, security measures must be established. (E) coal mining Shearer must move in a timely manner.     Corniche between the coal and move distance, under roof in the circumstances specified in the regulation; when exceeding a specified distance or roof fall, help, have to stop mining. (F) strict control over high, collected large bracket of the largest support height is strictly prohibited.     When you Balk, mining height shall not be less than the minimum support height bracket.     (VII) when higher than 3M or help serious powered to have protective plate to prevent spalling wounding.     (H) the face end support must be used at both ends, or the addition of other forms of support.     (IX) face reproduced when the machine has broken, there must be a safety protection device.     (J) the frame, Crooked, and the replacement of brackets and overhaul roof beams, pillars, containers and other large parts, there must be security.     (11) when blasting in working face, you must have security measures to protect hydraulic support and other equipment. (12) the ratio of emulsion preparation, water quality, and so on, must comply with the relevant requirements.     Automatic pump box should be set to system, prevent the suction.    68th mining caving coal mining method is used, you must comply with the following provisions: (a) must be based on geological features of seam caving coal mining. (B) the face must meet the following conditions: 1. No coal (Rock) and gas (carbon dioxide) outburst; 2. top-coal and roof-coal caving or take measures such as presplitting blasting in time after collapsing and roof caving goaf of filling height of the taller-than-coal mining.     (Three) must for seam of mining technology conditions and put top coal mining process of features, on fire, and dust, and anti-gas, and put coal step from, and put coal order, and mining put parallel relationship, and roof control, and bracket selection, and end head support nursing, and cut eye spread surface, and bracket installation, and initial put top (coal), and face ending and the bracket back withdrawal, developed security technology measures.     (Iv) coal (waste) stuck on coal port, no explosion; there is gas or explosion danger, do not pick top-coal blasting. Fourth section, the 69th of mining machinery when using drum coal Shearer, shall comply with the following provisions: (a) the Shearer must have stopped locking device of scraper conveyor. Shearer is paused, you must open the isolating switch and clutch. Shearer to stop work or maintenance, you must cut off the power supply and open the isolating switch magnetic starter.     Before you start the Shearer, you must first visit around Shearer, after making sure that no danger to the staff, can be connected to the power supply.     (B) face hard parting or when the pyrite nodules, loose blasting measures should be taken, forbidden forced Shearer cutting.     (C) when the face angle of more than 15 °, must have a reliable non-slip devices. (D) must be installed inside and outside the spray device of Shearer. Cutting must be spray dust, spray pressure shall not be less than 2MPa, outside the spraying pressure shall not be less than 1.5MPa, spray flow should match the model. If sprayer does not spray properly, spray pressure shall not be less than 4MPa outside.     No damage or water spray device must be shut down.     (E) use of Shearer dynamic carrier control, when 2 Shearer 1 transformer when power should be using different carrier frequencies, and ensure that all power carrier without disturbing.     (Vi) control buttons on the Shearer, one side must be located in the goaf and protective cover. (G) the chain traction Shearer machine use, and powered on before changing the direction of traction must be signaled only after receipt of the returned signals can be turn on or change the direction of traction, prevent traction chain beat or broken links hurt. Must always check the traction chain and fixed at the ends of the join, find the problem and deal with it.     Mining runtime, all personnel must avoid the drag chains.     (H) the pick and replace the drum and 3M work, must care for roof, cut off the power, open the isolating switch and clutch of Shearer and locked against face conveyor. (I) coal mining scraper conveyor tracks, you must always check the chute of scraper conveyor joins, Earth joins Coal Board guide tube to prevent Shearer chain broken chain due to overload; when Shearer chainless haulage, teeth (pins, chains) rail installed must be fastened, full, and check back often.     Must be according to the rules of provision and equipment performance requirements for operations and promote the scraper conveyor.     70th plough mining should comply with the following provisions: (a) face at least every 30m should be installed in a position to stop the Planer head and device of scraper conveyor, or the installation of device sends signals to the plow drivers.     (B) the plough plow head position indicator, clear sign must be set on both ends of scraper conveyor, preventing the planing head with head impact of scraper conveyor.     (C) the face inclination of 12 ° when the auxiliary scraper conveyor installation of anti-skid, anchoring device. 71st TBM excavation shall comply with the following provisions: (a) the TBM must be installed only with special tool open and close of electric control circuit switch, special tools must be kept by the chauffeur.     When drivers leave the console, you must disconnect the power switch on the TBM.     (B) in the tunnelling machine operation, must be equipped with emergency stop buttons.     (C) the tunnel boring machine to be equipped with front lights and rear lights. (D) before start TBM must be alert.     Just in front of the shovel and when no one else in the vicinity of the cutting arm, before they can start digging machine.     (E) TBM operations, inside and outside the spray should be used, use hydraulic spray device shall not be less than 3MPa, external spray system using water pressure shall not be less than 1.5MPa if spray device in water less than 3MPa or no spray device, you must use the spray and dust.     (Vi) tunneling machine stopped working and when maintenance and shift, roadheader cutting head must be landed, and disconnect the TBM on the power switch and magnetic Starter switch.     (VII) while repairing tunnel boring machine, no other persons staying in the cutting arm and reproduced below the bridge or the job.     72nd coalface scraper conveyors must be installed to stop and start a signal device, signal spacing shall not exceed 15m. Scraper conveyor with hydraulic Coupler, you must press the power transfer size, and injected rules of fire-resistant fluids, and check for leakage. Fusible plug must comply with the standards, and established a special inspection, removal of dirt in the plug.     Is strictly prohibited to use sub-standard goods instead. Scraper conveyor is prohibited by people.     Scraper conveyor transporting material, must have safety measures to prevent roof and roof supports. Mobile hydraulic device of scraper conveyor must be complete and reliable. When you move the scraper conveyor, must have to prevent roof failure, safety of injured personnel and damaged equipment.     Must lay the head, the tail anchor of scraper conveyor support.     73rd rock (coal) must comply with the following provisions: (a) the rock (coal), must be in the water and waste or the coal washing breaks help.     (B) the rock (coal) must have lighting equipment.     74th rake installed must comply with the following provisions: (a) rake installed operations must be lighting.     (B) rake installed winch brakes shall be complete and reliable.     (C) the rope must be equipped with a closed metal retaining bar and rake is market-proof fence; in the corner tunnel rock (coal), you must use reliable two-way secondary guide wheel, clean up the road, and has special command and signal contact. (D) the rake before the start of loading operations.     Breaker of methane sensors must be hung in the rake section above.     (E) fixed-wire rope pulley bolt pile and its depth and strength, must be based on conditions expressly provided for in the regulation. (F) rock (coal), fuselage and tail wheel must be fixed firmly. No rake is run within other works and people. In inclined roadway when you move the rake installed, not below. Inclined shaft angle is greater than 20 °, in front of the driver must open the body column or the baffle, and in front of rake installed additional fixtures.     Inclined shaft when raking machine is used, there must be measures to prevent the body falling.     (VII) raking machine operations, with the heading face the maximum and minimum allowed distance must be specified in the rules.     75th high gas area, coal and coal-gas outburst danger zone drivage working face, prohibited the use of rake installed capacity of wire rope traction.     76th mobile mining machines, out of work and at the end of each class machines, must be immediately cut off the power supply and open the clutch. 77th mining and rubber-sheathed cables of various mobile extracting machines, must be strictly protected, avoiding water collapse, collision, extrusion and gun.     Each class must be checked, and found, in time. Fifth Festival building (structures), under the railway and mining under water body under article 78th building (structures), under the railway, when mining under water body under that there should be an Observatory, observation of surface movement and deformation identifying caving zone and water flowing fractured zone height and hydro-geological conditions and so on.     Obtain practical information, as this area was built (structures), under the railway and mining under water body under scientific basis.     The 79th building (structures), under the railway, when mining under water body under, must undergo a test try before harvest, you must press building (structure) level of important buildings, railways, water and possible effects, take the appropriate technical measures and preparing the mining design, responsible for the management of coal industry authorities above the provincial approval. Testing must be completed before construction of 80th (structures), railway, water engineering and technical survey. Collecting geological and hydrogeological data, setting the observation point and the completion of building (structure), such as buildings, railways, water engineering preparations. Testing must be timely observation, built by mining (structures), railway, water projects, the importance of timely maintenance, and ensure safety.     After the end of the test, you must submit test report, submitted to the original examination and approval authorities for review.     Sixth section of burst coal seams mining 81st burst seams of coal mines should have special responsibility for rockburst prediction and prevention.     Exploitation of burst coal seams must be prepared specially designed.     Burst in goaf of coal seam driving face near a large geological structure, through other concentration and recovery of coal pillar stress area is, and measures must be developed.     Prevention measures of rock burst in the event must be burst when withdrawal route.     After each burst, you must organize personnel to the scene to investigate, recording indication prior to the occurrence, occurrence, relevant information and damage, and to develop rehabilitation measures. When the 82nd strip mining severely burst seams, should be left in goaf coal pillar.     If left in goaf coal pillars, pillar must be position, size and sphere of influence on the excavation.     Roadway shall not be arranged in the serious rockburst in coal seam.     Permanent Chamber shall not be arranged in the burst seams.     The 83rd when mining coal seam group, should give priority to choose no bump or weak burst as a protective layer of coal seam mining.    Layer defines the range of methods and protection layer mining advanced distance should be determined according to the results of investigation of mine. After mining layer, protected area in the protective layer, can be bump-free coal mining jobs.     In the unprotected areas, must take top-unloading coal seam water injection and pressure relief hole, loose coal body in advance, or other preventive measures.     The 84th when mine burst seams, shock hazard and the actual effects of the measures, can use cuttings index method, sound law, micro-methods of determining.     On risk of burst coal seams should be according to the prediction of the actual inspection data and accumulation data Division of rockburst hazard levels and develop appropriate control measures. 85th of burst coal seams should be based on roof of drivage wide lane or along the edge of goaf drivage roadway.     Roadway is prohibited the use of concrete, metal and other rigid supports.     86th badly burst all the roadway in thick coal seams should be arranged outside the circle of stress concentration;-lane roadway is, 2 parallel tunnels between pillar shall not be less than 8M, vertical hole with 2 parallel roadway.     87th rockburst in mining seam roof caving method to control should be used, cut the top bracket should have adequate resistance, all pillars in the GoB must go back to the net. The 88th when mine burst seams, in the same section of the same seam stress concentrations within the affected area, assign 2 not at same time mining.     2 face tunnelling, in which 30m (comprehensive mechanization tunneling 50m), you must stop one of the excavation face so as not to cause serious danger.     Production coal face in more than 3 days, resumed production of the previous class, should identify impact ground pressure and level of risk, and take the appropriate safety measures.     89th have serious impact ground pressure of coal seam, mining and blasting withdrawal distance and burst into the face of time must be specified in the rules.     90th, in the absence of burst coal seams on three sides or four surrounded by goaf area, tectonic stress area, while concentration and recovery of coal pillar stress area mining, must develop prevention measures of rock burst. The seventh section of roadway maintenance and scrap the 91st system of coal mining enterprises must establish roadway maintenance, strengthening the maintenance of roadways, keep roadway design to ensure ventilation, transportation access and pedestrian safety.     Roadway repair rate must not exceed prescribed.     92nd overhauls to the preparation of construction organization design of shaft. When repairing roadway support must be secured.     Prevent roof fall hurts, block and bracket fall. Expansion and maintenance of roadways when relining continuously, must ensure that the personnel in case of roof blocking roadways to withdraw export.     When the maintenance support in heading, must be carried out from the outside in by and strictly prohibited in access to places of service. Removed before the stent should first reinforcement bracket in the workplace. When erect and dismantle scaffolds, prior to an unfinished, work shall not be suspended.     Relining the work should be carried out continuously; when not in continuous construction, before the end of each job, must help to ensure safety in the workplace. When inclined roadway maintenance, you should stop driving; need to open jobs, to develop safety measures.     Up and down jobs at the same time is strictly prohibited.     93rd to fix up the old roadway, you must first check the gas, when the accumulation of gas, and required emissions only when the gas concentration in the air do not exceed 1%, carbon dioxide concentration does not exceed 1.5%, air composition meets the requirements of this procedure is the 100th time, to work.     94th scrap shaft should be filled or wellhead pouring 1 greater than the shaft section of a solid reinforced concrete cover, and fencing and marking.     Inclined shaft of scrap should be filled or at the wellhead below the plagioclase 20m masonry 1 brick, stone or concrete wall, then filled with Earth to the wellhead, and masonry walls.     Scrap the ADIT must be filled with Earth from the cave mouth, at least 20m, and masonry walls.     Scrapped when surface water around the wellhead, drains must be set.     When the peace-filled abandoned shaft, shaft tunnels, must be prepared to cover engineering records and mapping archive. 95th abandoned roadways must be closed.     Scrap of dark and inclined roadway it took dam must drain hole.     96th scrap piece of well Lane, upper and lower control must be well marked on the map.     Recovered from scrapping roadways within the brackets and equipment, safety measures must be established. Prevention of falls the eighth section 97th shaft head must be fenced and surrounded by metal mesh, import and export sets the gate. Connection shaft and the level must be fenced.     Gate open when by persons or vehicles. Shaft connected to the parking facilities for all levels of Office, must be equipped with a sidewalk, strictly prohibited through Ascension.     If located on the shaft side sidewalk, sidewalk above the protective facilities must be provided.     Wellhead and shaft cage hoisting hole, shaft and the level of connection, you must set the car stop.     98th of inclination of 25 ° above the small eye, sidewalk, up the Hill and down the Hill and catchy, be equipped with facilities to prevent personal fall. 99th coal bunker, coal (Rock) must have the eyes to prevent personnel, materials fall and blockage of coal, waste facilities.     Check the bunker, coal (waste) eyes and clogged, security must be established, dealing with blocking shall comply with the provisions of article order No. 330, strictly prohibited from below to enter. Prohibited coal bunker, coal (waste) eyes and a flow channel.     Coal bunker with coal (waste) when there is water inside the eye, blocking drainage measures must be taken without proper handling must not be used.     Chapter II ventilation and gas, dust prevention and control section 100th underground ventilation air must conform to the following requirements: (a) in the coal intake air oxygen concentration not less than 20%, the carbon dioxide concentration does not exceed 0.5%.     (B) harmful gases concentrations less than in table 1.     Methane, carbon dioxide and hydrogen allows the concentrations according to the relevant provisions of this regulation.     All the gas concentration in the mine are calculated as a percentage by volume.     101th roadways in the wind speed, the table 2 requirements.     Features ladder shaft in the shaft or repair, wind speed shall not exceed 8M/s; around the ladder is closed, maximum allowable wind speed in the wellbore can be executed as provided in table 2.     Roadway gas emission-free electric cars the minimum wind speed can be lower than the requirements of table 2 values, but shall not be less than 0.5M/s.     Fully mechanized coal face, in water injection into coal seams and coal dust suppression by spraying and other measures, provided its maximum wind speeds in excess of table 2 values, but shall not exceed 5M/s.     102th air well below the air temperature (dry-bulb temperature, the same below) must be at least 2 degrees Celsius.     Production of coal mining working face air temperature shall not exceed 26 degrees Celsius, electrical and mechanical equipment room air temperature should not exceed 30 degrees centigrade; when the air temperature is exceeded, you must shorten the working time over temperature stations and high-temperature treatment of health.     Mining and the air temperature exceeds 30 ° c, electrical and mechanical equipment room air temperatures above 34 c, must cease operations.     New construction, rebuilding and expanding mine design, mine air temperature forecast calculations must, over temperature location must have a refrigeration cooling design, the complete cooling facilities.     103th mine needed air volume should be calculated according to the following requirements, and select the maximum value: 3 (a) underground at the same time of the maximum size, the supply air volume of not less than 4m per minute per person. (B) according to coal mining, tunneling, Chamber and other locations air volume to calculate the sum of the actual need.     Around the point of the actual air requirement, the site must be made in the airflow of the gas, the concentration of carbon dioxide, hydrogen and other harmful gases, wind speed and temperature, per person for air flow in accordance with the relevant provisions of this regulation. When air is calculated according to the actual needs, alternate air should be avoided too big or too small.     Calculation method of air should be developed according to the specific conditions of the coal enterprises, at least 1 time every 5 years.     104th mine arranged a year mining plan must be approved by the mine production and ventilation capacity, must be approved by the actual air mine production, hyper-ventilation capacity is strictly prohibited. 105th mine wind measurement system must be established, comprehensive wind 1 every 10 days.     Mining and other air stations, wind measurement according to the actual need, every wind measurement results shall be recorded and written on the wind measurement stations on top of the record.     Measures should be taken according to the wind measurement results, the air flow is regulated. 106th must have a sufficient number of mine ventilation safety testing instrument.     Instrument security instrument must be authorized by the State to test the unit for examination. 107th must have complete independent ventilation system in the mine.     Change mine ventilation systems, ventilation design and safety measures must be prepared, approved by its head of enterprise technology.     108th road through tunnels must comply with the following provisions: (a) the heading before holing, mechanized drivage roadway in which the front 50m, 20m from other roadways in the former, you must stop a face job, be prepared to adjust ventilation systems work. (B) links, must be delivered by hand at the unified command, stop digging work face must maintain ventilation, fencing and navigation mark, always check the air tube in good condition and face and back to the gas concentration in the air, gas concentration limits must be dealt with immediately. Before each blast in driving face, must be sent gas check the faces of workers to stop digging and check the face and back to the gas concentration in the air, gas concentration limit, you must first stop in mechanized work and then the gas, only 2 face and back when the concentration of gas in air is below 1%, before blasting in excavation working face.     Before each blast, 2 face the entrance must be alert.     (C) after the run-through, you must stop all work within the mining area, immediately adjust ventilation systems, air stable, before they can return to work.     Distance less than 20m contact parallel roadway lane South, must comply with the provisions of the preceding paragraph. The 109th And mainly between the inlet and return wells, each contact between air lanes must be building a permanent wall; need to use the link-roadway, you must install 2 interlocking positive throttle and reverse throttle 2. 110th skip hoisting shaft or shaft of belt conveyor and the style used should comply with the following provisions: (a) when skip hoisting shaft and air shaft, well loaded, unload equipment and Tower (frame) of containment measures should be available, and the air leakage rate shall not exceed 15% and should have reliable measures.     Fitted with a conveyor when the shaft and air shaft, shaft speed may not exceed 6m/s and installation of methane power meter.     (B) skip hoisting shaft or shaft of belt conveyor and into the wind well, skip hoisting shaft speed may not exceed 6m/s, fitted with a conveyor wind speed shall not exceed 4m/s of the wellbore, and should have its dust control measures, shaft automatic alarm must be installed in fire suppression equipment and laying of fire lines. 111th air wellhead must be arranged in the dust, harmful and places of high temperature gas to you.     Have been arranged in high temperature gas dust, harmful, and can invade the place, security measures should be developed. 112th mines to open up new levels and new mining areas of return, total return airway must be introduced, or in main return air roadway. In not constitute ventilation system Qian, can will this species return introduced production level of into wind in the; but in has gas spray out or has coal (Rock) and gas (carbon dioxide) highlight dangerous of mine in the, develop new level and prepared new mining district Shi, must first in no gas spray out or no coal (Rock) and gas (carbon dioxide) highlight dangerous of coal (Rock) layer in the dig into roadway and constitute ventilation system, for constitute ventilation system of dig into roadway of return, can introduced production level of into wind in the.     Above 2 back in the flow of methane and carbon dioxide concentrations should not exceed 0.5%, concentrations of other harmful gases must comply with the provisions of this procedure is the 100th article, and the formulation of safety measures, corporate Technical Director for approval.     The 113th district must exercise in production levels and ventilation. Prepare district must be constituted after the ventilation system in the mining area before they can dig other tunnels.     Coal mining must constitute a complete ventilation in mining areas, drainage system, to be mining.     High gas mine, coal (Rock) and gas (carbon dioxide) to highlight the danger of each mining area and mining easy spontaneous combustion coal seam mining area, you must set up at least 1 special air; low gassy coal seam group and mining by means of combined mining area, you must set up special air for 1.     Mining district, the air must be run through the entire mining area, prohibited a for airway, for some air.     114th independent ventilation in mining, drivage face.     In the same area, connect up 2 the same way in the same coal seam coal face, coal mining face connected to tunneling, adjacent 2 Tunneling working face, decorate a independent ventilation difficulties in devising measures, can be used in-line ventilation, but shall not exceed the number of series ventilation 1.     Ventilation system to form new sections within the mining area roadway or geological structure in coal face and re-excavation roadway layout independently when there is difficulty in ventilation, coal face in their return can be connected in series, but security must be established, and in-line ventilation frequency may not exceed 1 constitutes a separate ventilation system, independent ventilation must be replaced immediately.     Series ventilation provided for in this article, you must enter the series faces the installation of methane in the air circuit breaker and gas and carbon dioxide concentrations should not exceed 0.5%, other harmful gas concentration should be consistent with the provisions of this procedure is the 100th article.     Exploitation of gas Jet or coal (Rock) and gas (carbon dioxide) when danger of outburst coal seam is strictly prohibited between any 2 face series ventilation.     115th coal (Rock) and gas (carbon dioxide) danger of outburst coal faces downward ventilation can not be used.     116th mining into the air and return air cannot pass, or GOB roof fall area.     Pillarless mining goaf roadway along goaf and time should be taken to prevent the tunnel of two help to measure of air leakage in goaf and top.     Mine in the same coal seam with wings, the same mining area are adjacent when the mining of coal winning working face goaf tunnel, mining is prohibited while homework.     When water in goaf of mining face by wind, face must have sufficient fresh air, airflow in the face and return airway of methane and carbon dioxide concentration must comply with the specification for the 136th, 138th and 139th of the regulations. 117th GOB must be closed. Must accompany the coal face promoting closed one by one to the connecting roadway in the goaf.     Within 45 days after the end of mining and mining must be communicated all mined tunnel set up a firewall, all closed mining area.     118th control air flow damper, air bridges, wall, window and other facilities must be reliable.     Set the throttle should not be tilted, lane; if you have to set the throttle, Ying An set automatic air door or specialist to manage and prevent harvesters or throttle body collision personnel car hit the throttle safety measures.     When extracting outburst seam face return-side should not set the wind window. 119th new wells must be made before 1 determination of mine ventilation resistance, at least 1 time every 3 years later.     Mine production or change in transfer to a new level a wing ventilation system, must be of mine ventilation resistance determination. 120th of mine ventilation system in figure must indicate whether the air flow directions, air flow and ventilation of the installation site. Ventilation systems must be drawn quarterly and monthly additional modifications.     Multiple simultaneous mining of coal mine, must draw layer ventilation system.     Mine ventilation system should be drawn three-dimensional diagrams and mine ventilation network graph.     121th mine ventilation must be used.     Installation and application of main ventilation shall conform to the following requirements: (a) the main ventilation fan must be installed on the ground; well equipped with fan must be closed tight, its exterior leakage without lifting equipment shall not be more than 5%, hoisting equipment shall not exceed 15%.     (B) must ensure that their major fan for continuous operation. (C) must be installed 2 sets of main ventilator of equal capacity, 1 relay intercropping alternate, alternate ventilation must be started in the 10min. 1 fan can be installed during mine construction and 1 spare motor.     Production of 2 different sets of existing capacities in mine main ventilator in meeting production requirements may continue to be used.     (D) is strictly prohibited by local or cluster of wind as a major fan of the fan.     (E) equipped with main fan wind blast doors should be installed at the wellhead, explosion-proof gate checked every 6 months maintenance 1. (Vi) at least monthly checks 1 main fan.     Changing the fan speed or when the blade angle must be approved by the heads of mining technology.     (G) the main fan before using newly installed, you must 1 fan performance testing and commissioning work, at least 1 time every 5 years after testing.     122th mine main ventilator must be installed with a reversing facility, and can change the direction of the airflow in the tunnel in 10min; when the airflow direction is changed, and main ventilator supply air volume of not less than normal volume of 40%.     Should be inspected at least every quarter 1 anti-wind facilities, 1 reversing drills should be carried out each year; mine ventilation system has a larger change, 1 reversing drills should be carried out. 123th main ventilation and use is strictly prohibited. The main ventilation must be installed within the water column gauge, ammeter, voltmeter, bearing thermometers and other instruments must also have through mine control room phone and anti-wind OS, driver responsibility and code of practice.     Main fan working full-time driver should be responsible for driver per hour recorded in the operational record book as fan operation; abnormal, immediately reported.     124th maintenance, power outages, main fan operation stops or other reasons, delay measures must be established.     Substation or power plant before the blackout, estimated time of power outage notifications must be mine control room.     Main fan stops running, locations affected by the delay, work must be stopped immediately, cutting off power supplies, staff in the first intake, mine by the Manager on duty quickly decided to stop production, withdrawal of all staff.     Main fan stops during operation, consists of 1 take all mine ventilation main fan of mine, you must open the blast doors at the wellhead and the throttle body, using natural air pressure ventilation; jointly by multiple main fan ventilation of mine must be properly controlled airflow, preventing airflow disturbance.     The 125th article of mine ventilation system, if it's a partition wind wind resistance is too large, main fan does not supply enough air volume at, in the underground installation of auxiliary fan, but you must supply a secondary ventilation fresh air; secondary fan stops during operation, you must open the bypass damper.     Is prohibited in coal (Rock) and gas (carbon dioxide) outburst they set up auxiliary ventilator. 126th mine development, or when preparing the mining area, the design must be based on the full air pressure for air and gas emission ventilation design.     Tunnelling ventilation, local fan and duct installation and use should be specified in the rules.     127th roadway must be using wind pressure in mine ventilation or local fan ventilation.     Coal, semi-coal rock lane and gas emission of rock roadway drivage ventilation should be loaded should not be used out of style (compressed air, hydraulic ejector is not affected by this limit) If using hybrid, safety measures must be established.     Gas spraying out of the area and coal (Rock) and gas (carbon dioxide) outburst seam heading ventilation must be loaded.     128th install and use local fan and air duct shall comply with the following provisions: (a) the auxiliary fan must be made by a designated officer responsible for the management, guarantee the normal operation.    (B) press-local fans and starting device must be installed in the intake from the roadway outlet shall not be less than 10m; full air pressure supply the quantity must be greater than inhaled air of the local fans, fan installed in place of return air roadway between the minimum wind speed must be in accordance with the rules of procedure the 101th. (C) an anti-static, flame retardant duct.     Air tube tunneling distance and hybrid ventilation fan and duct installation should be specified in the rules.     (D) low gas mine tunneling working surface auxiliary fan can be used with selective earth-leakage protection devices of power supply line power supply, or power supply separate from the coal face.     (Five) gas spray out regional, and high gas mine, and coal (Rock) and gas (carbon dioxide) highlight mine in the, dig into face of local ventilation machine should used three designed (dedicated transformer, and dedicated switch, and dedicated line) power; also can used with selective leakage protection device of power line power, but daily due hand check 1 times, guarantee local ventilation machine reliable running. (F) do not use more than 3 units (3) local fans while 1 in heading face to the wind.     Not using 1 computer to the local fans at 2 jobs of excavation face for wind. Using auxiliary fan must location for wind wind electricity closed to ensure delay off delay after all non-intrinsically safe electrical equipment for power supply.     Using 2 auxiliary fan for wind, 2 sets of auxiliary fan must be accompanied by wind electricity closed.     129th use local fan ventilation in heading face shall not delay; delay time for maintenance, power outages and other reasons, had to withdraw personnel, cut off the power. Before restoring ventilation, you must check the gas.     Only in the vicinity of local fan and switch 10m the gas concentration in the air, less than 0.5%, the artificial opening of local fans. 130th downhole explosive material must have independent ventilation systems, air return airflow must be directly into the mine's total air or in main return air roadway. New mine-diagonal ventilation system, initial operation available mining area of Rock Hill or of incombustible material support and non-combustibility of back plate back seam for explosive materials up the mountain air.     Explosive materials must be guaranteed its total volume per hour 4 times times the volume.     131th underground charging room must have a separate ventilation system, air return airflow should be introduced into air.     Underground room charge at the same time, 5T and motor vehicle rechargeable batteries does not exceed the 3 Group, 5T or more motor vehicles charging the battery no more than 1 group, not separate air ventilation, but it must be in the fresh air.     Underground charge and local accumulation of hydrogen concentration in the room air must not exceed 0.5%. The 132th underground electrical equipment room should be located in the intake airflow.     If the Chamber depth does not exceed 6m, entrance width not less than 1.5M without gas emission, but the proliferation of ventilation.     Individual electromechanical equipment in underground chambers, located in the back in the air, but the concentration of this gas in the air should not exceed 0.5% and methane power meter must be installed.     Must have a separate ventilation system in substation of mining area. Gas prevention and control in section II the 133th a coal mine as long as there is a (Rock) found that gas, the coal mine is gassy.     Mine must be managed in accordance with the gas level.                                                Mine gas, mine gas emission, absolute gas emission and gas gushed from mine form divided into: 3 3 (a) in low gassy mine gas emission quantity is less than or equal to the absolute and mine gas emission quantity is less than or equal to.     3, 3 (b) high gas mine: mine gas emission quantity greater than absolute or mine gas emission quantity greater than.     (C) coal (Rock) and gas (carbon dioxide) outburst. Every year on mine gas grade and carbon dioxide emission identification, provinces (autonomous regions and municipalities) is responsible for the management of coal industry Department for approval, and the provincial coal mine safety watchdog for the record.     Reporting should include mining the shortest period and the tendency of spontaneous combustion and coal dust explosion results.                                                        New mine design file, the gas content in coal seam of information.     3 the 134th in low gassy mine and relative gas emission are greater than or individual areas of the gas emitted (mining areas or face) to high gas area, the area should be management of high gassy.     135th mines a total air wing or gas or carbon dioxide concentration in the air exceeded 0.75%, must be immediately identified, for processing.     The 136th district air, coal gas concentration in the air flow more than 1% or carbon dioxide concentration above 1.5%, must stop working to evacuate, take measures for processing.     With mine security monitoring system of mechanized mining face, and water mining and seam thickness is less than 0.8M of cover of mining face, by pumping put gas (pumping put rate 25% above) and increased air has reached highest allows wind speed Hou, its return Xiang romantic in the gas concentration still cannot reduced to 1% following Shi, return Xiang romantic in the gas highest allows concentration for 1.5%, but should meet following requirements: (a) face of romantic control must reliable.     (B) must maintain ventilation roadway design.                                                      (C) must be equipped with dedicated gas detection.     3 2 137th article mining face gas emission volume is greater than or is equal to, and into return roadway NET section 8M above, by pumping put gas (pumping put rate 25% above) and increases air has reached highest allows wind speed Hou, its return Xiang romantic in the gas concentration still not meet this procedures 136th article of provides Shi, by Enterprise main head approval Hou, can used dedicated row gas Xiang, but the Xiang back romantic in the of gas concentration shall not over 2.5%, and comply with following provides:     (A) face air flow control to be reliable.     (B) special gas lanes shall be carried out in production jobs and set up electrical equipment for tunnel maintenance work, the gas concentration must be less than 1.5%.     (C) special gas alley wind speed shall be not less than 0.5M/s.     (D) special gas alley must be of non-combustible materials support and should be taken to prevent static electricity, friction and impact sparking security measures.     (E) special gas lanes must be run through the entire work surface length and must not have a blind alley.     (Vi) special gas drainage roadway methane sensor must be installed within, methane sensors should be hanging from a dedicated gas outlet 15m, Lane, when methane concentration reaches 2.5%, can send alarm signals and cut off the face power, faces must stop working, for processing.     (G) the spontaneous combustion of coal seam spontaneous combustion tendency for easy.     138th mining and other work sites in the airflow when the gas concentration reaches 1%, you must stop using an electric drill drill; 20m near the blast site in the airflow when the gas concentration reaches 1%, blasting is prohibited.                                         Mining and other work sites in the airflow and the motor or switch installation 20m the gas concentration in the air near the site at 1.5%, you must stop working, cutting off power supplies, evacuate, for processing.     3 mining and other roadways within the volume is greater than the accumulation of gas concentration in 0.5M space at 2%, near 20m to stop working, to evacuate, cut off the power supply, for processing.     Due to gas concentration exceeding the prescribed by cutting off the supply of electrical equipment, gas concentration must be reduced to 1% when the power switch.     139th mining and concentration of carbon dioxide in the air is 1.5%, you must stop working, the withdrawal of personnel, identify the cause and develop measures for processing.     140th mine extractive on production management, must take steps to prevent gas accumulation when when the accumulation of gas, must be processed in a timely manner. Mine main fan stop must be due to power outages and maintenance operation or ventilation systems had been damaged after restoring ventilation, remove the gas and transmission security. After returning to normal ventilation, all locations affected by the delay, must be ventilated and gas inspectors check found no danger, before they can return to work.     All motors and switches within the roadway near the site of the 20m, you must check the gas, only when the gas concentration in accordance with the regulations, to be opened. Locations of the temporary shutdown, no delay; you must cut off the power supply, fencing, police revealed, prohibits officers from entering, and reported to the mine control room.     Suspension gas or carbon dioxide concentration in the region reached 3% or other harmful gases concentrations more than 100th article is not immediately processed when this practice, must be enclosed within 24h is complete. Recovery has been closed down or excavation work near these locations, must be ruled out in advance the build-up of gas.     Excluding gas work safety technical measures must be established.     No delay or gas operations in the region.     141th local fan for some reason stopped, before restoring ventilation, you must first check the gas, only delay the highest gas concentration does not exceed 1% and maximum carbon dioxide concentration does not exceed 1.5%, 129th open and in accordance with the procedures of local fans when artificial opening of local fans, returned to normal ventilation.     Delay gas concentration over 1% or carbon dioxide concentration above 1.5%, the highest concentration of methane and carbon dioxide at a concentration not exceeding 3%, safety measures must be taken to control airflow to exhaust gas.    Delay in gas or carbon dioxide concentration exceeds 3%, gas safety measures must be developed, baokuang Technical Director for approval. In the process of gas, exhaust gas and air pressure airflow hybrid gas and carbon dioxide concentrations should not exceed 1.5% and mining areas in the return air system must power withdrawn person, blackout range of evacuated people from other locations should be specified in the measure.     Only a recovery in ventilation and airflow of roadway gas concentration does not exceed 1% and carbon dioxide concentration does not exceed 1.5%, artificial restoration of local fans for the wind tunnel of electrical equipment in power supply and return air systems in mining area power supply. 142th new horizontal shaft when you first close the seams must be exactly where the coal seam heading face margin, offset 10m began to spy on coal from coal seam drill, drill first advance distance shall not be less than 5M, and has a full-time gas check always check gas.     Coal or encountered in rock drifting when they approach the geological zone, there must be a dedicated gas check always check the gas, when he found the gas or other deviations from a substantial increase, you must stop driving, evacuate, for processing.     The 143th gas or carbon dioxide spewed by coal mining (Rock) layer, you must take the following measures: (a) exploration drilling or pumping before drilling.     (B) to increase the volume of spray out of the danger area.     (C) will emit methane or carbon dioxide gas directly into the air or pipelines. 144th at risk of gas explosions in mines, portable optical methane detectors should be used to check oil and gas concentrations at various locations, regular sampling and testing oil and gas composition and concentration.     Oil and gas concentrations according to the provisions of this regulation relating to the implementation of the provisions of the gas.     145th mines under any of the following circumstances, must establish a permanent ground gas drainage system or temporary gas drainage system in underground: 3 3 (a) 1 a coal face gas emission or greater than 1 drivage working face gas emission than, ventilation solution to the gas problem is not reasonable. (B) the mine gas emission in absolutely meet the following conditions: 3 1. greater than or equal to 3; 2. annual production 1.0~1.5Mt of mine, than; 3 3. annual production 0.6~1.0Mt of mine, more than 25m     /Min; 3-4. the annual production 0.4~0.6Mt of mine, than; 3-5. annual production is less than or equal to the 0.4Mt of mine, greater than.     (C) mining of coal and gas outburst risk coal seam. 146th gas drainage facilities shall meet the following requirements: (a) the ground pumping stations must be of non-combustible materials construction and must have lightning protection devices.     From the inlet of the well and the main building shall be less than 50m, with a fence or wall protection.     (B) within the 20m of the pumping stations and pumping stations on the ground, no accumulation of combustibles and open flames.     (C) gas drainage pump and its ancillary equipment, and at least 1 spare.     (D) ground pump electrical equipment, lighting and other electrical instruments should be using mine explosion-proof type; otherwise, safety measures must be taken.     (E) the pumping stations must have direct phone and mine control room pipes gas concentration, flow rate, pressure and other parameters of the instrument, or automatic monitoring systems. (Vi) dry-type gas drainage pump suction side piping system, to be fitted with anti-tempering, back to gas and explosion-proof safety device, and regularly check and maintain good performance.     Gas vent pipe roof height should be more than pumping station pumping station 3M. Pumping station, there must be someone on duty, often testing parameters, record. When the gas drainage pump stops running, must be reported immediately to the mine control room.     If using gas, stops at the gas pumps and recovery after operation before operation, must notify the units using gas, obtain consent in order to supply gas.     The 147th when setting up a temporary gas drainage pump station in underground, shall comply with the following provisions: (a) the provisional gas Ying An gas drainage pump station is located in the fresh air near the site. (B) the pumped gas into the ground, total air, air wing air or partition, but must ensure that the airflow in the diluted gas concentration exceeding limits.     Permanent drainage system of mine building has the ground, temporary pumping stations pumped gas to be sent to a permanent drainage system piping, gas concentration of mine drainage system must comply with the specification for the 148th of the rules. (C) when taking the gas into the air, in the export gas pipeline must be fenced, hang warning tags, etc.     Sets the position of the fence is the upwind side from the pipeline export 5M, Leeward margin lines export 30m, prohibits any work between the two fences.     (D) on the downwind side must be located outside the fences of methane breaker or safety monitoring system of mine methane sensor and roadway gas in air concentration limits realization of alarm, power failure, and processed. 148th drainage gas must comply with the following provisions: (a) use of gas, gas concentration shall not be less than 30%, and in the use of gas in the system to be fitted with anti-backfire, return-air-proof and explosion-proof safety devices.     Do not use gas, gas dry type device, drainaging methane concentration shall not be less than 25%.     (B) drainage in goaf of spontaneous combustion and easy spontaneous combustion coal seam gas, you must always check the concentration of carbon monoxide and gas relevant parameters such as temperature change, when spontaneous combustion indication is found, should take immediate measures.     (C) well laying gas pipeline, no contact with electrically charged objects and measures should be taken to prevent broken pipes. 149th mine methane, carbon dioxide and other harmful gases must be established check system, and comply with the following provisions: (a) head of the mine, mining technology, blasting, excavation area captain, Captain of ventilation, engineering technicians, well under the monitor, mobile locksmith, must carry the portable methane detectors. Gas inspection must carry portable optical methane detectors.     Safety monitoring of workers must carry a portable methane detection alarm or portable optical methane detectors.     (B) all mining, Chamber, using sets of electromechanical equipment in locations, site personnel should be included in the check.     (Three) mining face of gas concentration check times following: 1. low gas mine in the each class at least 2 times; 2. high gas mine in the each class at least 3 times; 3. has coal (Rock) and gas highlight dangerous of mining face, has gas spray out dangerous of mining face and gas emission larger, and changes exception of mining face, must has hand often check, and installation methane power instrument. (D) mining and concentration of carbon dioxide should check at least 2 students per class; coal (Rock) and carbon dioxide outburst danger working face, the mining of the large variation of carbon dioxide emission, there must be someone to always check the concentration of carbon dioxide.     This is not working for mining, gas and carbon dioxide should be inspected at least 1 per class; may Gush or accumulation of methane or carbon dioxide in underground rooms and tunnels of methane or carbon dioxide should check at least 1 time in each class. (E) gas inspectors must perform the inspection system and reporting system, and fill out the gas check. Each test results must be recorded in the gas check manual and check the location of card and notify the staff.     When the gas concentration exceeds the relevant provision in the statutes provisions, gas inspection has the right to order the site to stop working, and taken to a safe location.     (Vi) risk of spontaneous combustion in mine, you must regularly check for changes in the concentrations of carbon monoxide, the gas temperature.     (G) the delay in underground locations outside the fence the gas concentration in the air check at least 1 time a day, gas concentration of wind-break wall at least once a week check 1.     (H) ventilation and attendant must review wasiban, master of gas changes, identify problems and deal with, and reporting to the mine control room. Ventilation and gas daily have to take mine, mining technical manager review, an ore mine must be sent well long, head of technology review.     Great ventilation, gas problems, and measures should be developed, for processing.     150th high gassy roadway heading face of Ying An set (bacteriostatic) blasting facilities. Dust prevention and control section III 151th new precise survey of mine geology report, must have all information for identification of coal dust explosions.     Mine every extension to a new level, 1 dust explosion test should be carried out. Dust explosive identification laboratories authorized by the State, the results must be reported to the coal mine safety supervision organization record.     Coal mining enterprises shall take appropriate security measures based on results. 152th mine comprehensive dustproof water supply system must be established. Mining may produce without dustproof water supply pipeline. Main shipping lanes, belt conveyor of inclined shaft and drifts, mountains and down the Hill, district transportation lanes and return airway, working face transportation lane and return airway, roadway and coal bunker coal, coal chute coal, tipping point and other locations must be laying of dustproof water supply pipeline and installation of pipes and valves. Dust and water should be filtered.     Water mining and hydraulic mining areas are not affected by this limit.     153th articles all underground coal bunker and coal chute should keep some coal, not emptying; water coal chute and coal bunker, you can vent, vent after opening the gate must be closed and set the water pipe.     Coal chute shall not use style and eye.     154th on coal (Rock) location of dust dust control measures should be taken: (a) the heading face in dust control measures must be in accordance with the procedures provided for in 17th.    (B) coal mining face coal seam water injection dust control measures should be taken, except in the following circumstances: 1. serious swelling of the surrounding rock properties, deformation of water caused the roof to collapse, or floor, or complicated geological conditions, severely damaged the roof, water affecting the security of coal seam, 2. water will affect the safety or causing a deterioration of the working conditions of thin coal seam coal mining; 3. original natural water or anti-fire Grouting Hou water is greater than 4% of seam; 4. pore rate is less than 4% of seam; 5. seam is soft, and broken, playing drilling Shi easy collapsed hole, and difficult into hole of seam; 6. used down down fell method mining near distance seam group or layered mining thick seam, upper or Shang layered of GOB take irrigation dust measures Shi of Xia a layer or Xia a layered.     (C) should be wet drilling blasting mining working face, the use of water cannons mud; before the blast, after washing the coal wall, blasting spray dust, coal, water. (D) mining machine dust, TBM operations must comply with the specification for the 69th article paragraph (d), the 71st article (e) provisions. Hydraulic support and top-coal caving face of coal mining, you must install the spray device, drop column, moving or caving when spraying.     Crusher dust cover and spray or dust collector must be installed.     (E) the return air in coal face set Xiang Ying An air purification water curtain.     (F) the underground coal bunker of coal, and coal chute coal, conveyor transfer point and unloading points, and screening plant, crushing the ground workshop, corridors, transfer point of belt conveyor and other locations, you must install a spray device or filter, when used for dust suppression by spraying or electrostatic precipitator. (VII) coal, rock drill, wet drill should be taken.     Coal (Rock) and methane outburst coal seam or in soft coal seam gas drainage hole is difficult to wet drilling, take the dry borehole, but catching dust, dust control measures are needed, workers must wear to protect supplies. 155th in mining coal dust explosion hazard coal mine, the coal dust explosion must have prevention and measures.     Wings of mine and the adjacent mining area, adjacent to the adjacent coal seam, coal mining face in seam between the roadway and tunnel connected, between the bunker and the gateway they are connected, with independent ventilation risk of dust explosions and other locations with the gateway they are connected, must shed with water or a dust barrier separates.     Must clear the float coal roadway in time, cleaning or washing coal dust, regularly sprinkle buyan powder; main street should be regularly brushed pulp.     156th mines each year should develop comprehensive dust control measures, and cut off coal dust explosion prevention measures and management systems, and organizations.     Mine should be inspected at least 1 time per week and coal-dust explosion-proof facilities installed location, amount, quantity, or rock powder quantity and quality to meet the requirements.     Chapter III section I General provisions article 157th ventilation safety monitoring system of coal mining enterprises should establish a security instrument to test the. 158th high gas mine coal (Rock) and methane outburst mines, must be equipped with mine safety monitoring and control system. No equipment of mine safety monitoring and control system for mine roadway and semi-coal rock lane and gas emission of rock roadway drivage, must be equipped with methane, wind blocking device or methane and wind breaker electric locking device. No equipment of mine safety monitoring and control system of rock drivage working face gas emission-free, and must be equipped with wind blocking device.     No equipment of mine safety monitoring and control system of mine face, must be equipped with methane power meter.     The 159th district design, excavation work procedures and safety measures, security monitoring equipment must be the type, quantity and location, the laying of signal cables and power cables, control area specified, and draw the layout.     160th between coal mine safety monitoring devices must use a dedicated fire-retardant cables or fiber-optic cable connections, is strictly prohibited and dispatching telephone cable or power cable share.     Explosion-proof type of coal mine safety monitoring device between the input and output signals must be intrinsically safe signal.     Security monitoring equipment must have a fault latching function: when the connection with the locking control device is not put into normal operation or failure, must sever all the surveillance equipment monitored by regional non-intrinsically safe electrical devices and blocking; when associated with locking control device work after the normal and stable operation, Automatic unlock.     Mine security monitoring system must has methane power instrument and methane wind electric locking device of all function; Dang host or system cable occurred fault Shi, system must guarantee methane power instrument and methane wind electric locking device of all function; Dang grid blackout Hou, system must guarantee normal work time not is less than 2H; system must has anti-lightning protection; system must has power state and feed electric State monitoring, and alarm, and displayed, and storage and print report function; Center station host should many Yu 2 Taiwan, 1 Taiwan alternate. Section II installation, use and maintenance of 161th when installing a power control system, must be based on power range requirements, provide power conditions, and connect the power supply and control cables.     Power supply for security monitoring equipment must be taken from the control switch power supply side, is strictly prohibited in the load side control switch.     Remove or change associated with the safety monitoring device of the electrical equipment of power supply line and the control line, maintenance and security monitoring equipment, associated electrical equipment, require security monitoring equipment stops functioning, are required to report mine control room, and to develop safety measures before they can. 162th security monitoring equipment, commissioning, calibration must be conducted regularly, at least 1 time per month. Methane sensors, portable methane detection alarm of methane carrier catalytic element, such as testing equipment, every 7 days and you must use the calibration gas and air calibration 1.     Every 7 days must be tested for methane exceeding limit power function.     Security surveillance equipment failure, must be processed in a timely manner, during the failure must be secured.     163th security monitoring equipment must be inspected daily, and cable is normal, using portable methane detection alarm or portable optical methane detector compared with methane sensors and record and results monitoring attendant; when the two reading errors is greater than the allowed error, according to the readings greater by taking safety measures and within the 8h of 2 kinds of device tuning is completed.     164th hubs of mine safety monitoring system must monitor all mining gas concentration changes the pass, powered and controlled device.     Mine safety monitoring and control system of monitoring reports must be reported to the Manager and technical director for review. 165th must have full-time staff in charge of portable methane detection alarm charge, check and maintenance.     Explosion class to clean up the dust on the hood, portable methane detection alarm must be checked before payment of zero or low supply voltage and voltage values do not meet the requirements of the issuance is strictly prohibited. 166th of preparing methane calibration gas apparatus and methods must comply with the relevant national standards, the relative error must be less than 5%.     Used in the preparation of the raw gas concentration should be selected not less than 99.9% high-purity methane gas.     167th security monitoring equipment layout and wiring diagram shall identify the sensor, sound and light alarm, cut-outs, substations, power supply, center point, device location, transmission cables, wiring, power range and based on the actual layout changes in a timely manner.     Section III sets the 168th methane methane sensor and other sensors sensors alarm concentration complex concentration, concentration of power, and power must be in conformity with provisions of table 3.     169th low gassy coal face, must set the methane sensor face.     High gas and coal (Rock) and gas outburst coal faces, methane sensor must be set face and return airway, in the upper corner of working face set portable methane detection alarm.     Coal (Rock) and methane sensors in gas outburst coal faces cannot control their intake airflow roadway full non-intrinsically safe electrical equipment, then the methane sensor must be set into the airway.     Coal mining face in series ventilation, methane sensors working face wind tunnel must be set.     Shearer must set-borne methane breaker or portable methane detection alarm.     Non-longwall mining face methane sensor sets the reference to the above provisions.     170th of low gas mine coal Lane, semi-coal rock lane and the rock drivage working face gas emission and methane sensor must be set in the face.     High gas, coal (Rock) and gas outburst coal road, semi-coal rock lane and the rock drivage working face gas emission and methane sensor must be set in the face and back in the air.     When using series ventilation in heading face, must be set before the tunneling working surface auxiliary fan methane sensor.     TBM-borne methane must be set breaker or portable methane detection alarm.     171th of electromechanical equipment in the romantic Chamber air intake side must set the methane sensor.     172th inlet of main haulage roadway in high gas mine when the use of overhead line electric locomotive, coal and gas emission from tunnel air flow must be set up in methane sensor. 173th in coal (Rock) and gas outburst in mine and the spray area, air inlet of main haulage roadway and air return laneways in the mine explosion-proof special battery motor car or mine explosion-proof diesel engine cars, battery electric locomotive-mounted methane must be set off detector or portable methane detection alarm, diesel portable methane detection alarm must be set.     When the gas concentration exceeds 0.5%, the locomotive must be stopped. 174th methane sensor must be set in gas drainage pumping station, drainage pump methane sensor must be set in the input line.     When using gas, methane sensor should also be set in the output pipeline.     175th article equipment mine security monitoring system of mine, each a a mining district, and a wing return Xiang and the total return Xiang of measuring wind station should set wind speed sensor, main ventilation machine of wind Chamber should set pressure sensor; gas pumping put pumping station of pumping put pump inhalation pipeline in the should set flow sensor, and temperature sensor and pressure sensor, using gas Shi, also should in output pipeline in the set flow sensor, and temperature sensor and pressure sensor.     Equipment of mine safety monitoring and control system of mining easy spontaneous combustion coal seam spontaneous combustion, mine carbon monoxide sensor and temperature sensor should be set.     Equipment of mine safety monitoring and control system of mine, mainly fan, the fan should be set the device on/off sensor, the main throttle sensor should set the throttle switch and control equipment the load side of the switch should be set feedback electricity State transducer. The fourth chapter of coal (Rock) and gas (carbon dioxide) highlight combat     Section I General provisions article 176th during excavation in mine, as long as there have been 1 coal (Rock) and gas (referred to as highlighted, the same below), the mine is mine, is the highlight of occur of outburst coal seam coal.     Mine and determination of outburst coal seam, coal mining enterprises reporting, identification of units authorized by the State administration of coal mine safety supervision Bureau, provinces (autonomous regions and municipalities) is responsible for the management of coal industry Department for approval, and the provincial coal mine safety watchdog for the record.     Outburst coal seam outburst, only where there is sufficient evidence that there are no more dangerous, by coal mining enterprises to report, confirmed by the identification of units and the approval of the approving authorities, shall not be revoked, and the provincial coal mine safety watchdog for the record.     New mine coal seam outburst based on geological prospecting departments to provide information on the basis of, the State administration of coal mine safety supervision authority identification, provinces (autonomous regions and municipalities) is responsible for the management of coal industry Department for approval.     During the construction of new wells must expose the fact revalidate the seam of coal seam outburst, validation and coal seam outburst does not comply, by coal mining enterprises to report submitted to the original examination and approval authorities for approval.     177th outburst in the preparation of annual, quarterly and monthly production plans at the same time, to prepare plan of prevention outburst measures.     When extracting outburst seam, importance of outburst danger prediction, prevention outburst measures, prevention outburst measure of control highlighted measures such as verification, safety precautions.     178th coal mining enterprises should grasp the highlights and rules, fill out the highlighted card, the accumulation of information, lessons learned, development of outburst prevention and control measures, in the first quarter of the year, will highlight information on the annual report to the province (autonomous regions and municipalities) is responsible for the management of coal industry sector and highlights archives across the country. 179th outburst of new mines, highlighting the new levels and new mining areas of the mine, must make prevention and control of outburst coal seam outburst design.     Design should include the development and coal mining processes, mining, ventilation and support forms, outburst prediction method, cover selection, gas drainage and local outburst prevention and control measures, and so on. 180th outburst layout in mining should be guided by the following principles: (a) the main roadway layout in rock or in non-outburst coal seam. Should as far as possible reduce the workload of outburst coal seam in the excavation.     Mining mining area of the cover, should take advantage of layer of protection scope of protection. (B) minimize the number of debunking outburst seams in a crosscut, expose the outburst coal seam location should avoid the geological structure zone. If conditions permit, you should try to be crosscut layout in the protected area, or to dig out the coal seam, and then through the seams in a crosscut.     Roadway in outburst seams in a crosscut links, is through the tunnel should exceed the crosscut position through 5M, and to maintain proper airflow. (C) in the same section of the same outburst coal seam stress concentrations within the affected area, assign 2 not at mining or tunneling.     The heading face of outburst coal seam, should have avoided or adjacent coal seam of coal seam working face of stress concentration range.     181th outburst must be the timely preparation of mine gas geological map, diagram shall identify the mining schedule, scope of protected coal seam occurrence conditions, geological structure, prominent location, highlighting strengths, such as basic parameters of gas, as regional prediction of outburst and basis for designing outburst prevention and control measures.     When in outburst coal seam roof and floor excavation roadway, geological information will be verified on a periodic basis, to grasp the construction of surrounding rock of dynamic and changing situation and prevent wear and outburst seam. 182th when extracting outburst seam each mining full-gas inspection must check gas, master the highlight warning.     When there is an outstanding when you sign, gas inspection has the right to stop the face operation and assists team leaders immediately organized personnel by avoiding disaster path withdrawal, reports mine control room.     183th projecting coal seam outburst and threats is strictly prohibited the use of top-coal caving mining method of coal mining, hydraulic mining, informal mining law.     In outburst coal seam outburst, highlighting the threat of mining and prohibited the use of pneumatic pick jobs.     The 184th has danger of outburst coal blasting mining working face and the front, all charging eyes apply non-combustible material, hole filling, filling depth shall be not less than 1.5 times times the depth of blast hole.     120mm on diameter of drilling and ablation or hydraulic punching holes of such measures in the form of coal, should be tightly closed before the blast hole, the hole filled with water, sand or soil.     185th outburst of coal and carbon dioxide, rocks and carbon dioxide outburst management and control measures refer to the provisions of this chapter.     Second coal outburst prediction and prevention section highlights measures to effect the 186th outburst to outburst prediction of outburst coal seam (referred to as regional projections) and outburst prediction in coal face (the face predicting). Outburst regional prediction can be divided into the outburst, highlighted the threat area and no outburst.     Forecasts could be classified as dangerous in mining working face face and no outburst danger working face. After the outburst prevention and control measures against mining, predictive testing methods to measure the effect of the working face.     Effects of test indicators are below the critical value of coal seam outburst danger, thinks the measures are effective.     187th in the threatened area exposed, according to the coal seam outburst hazard degree, every advance in mining working face 30~100m face prediction method for regional prediction verification of not less than 2 times in a row, one 1 time to highlight the danger, the rezoning of an area should be highlighted the danger zone.     In outburst danger-free zone, highlight prevention and control measures are not taken. The 188th in the dangerous area when mining, integrated highlight measures must be taken.     When outburst danger working face is forecast, highlight prevention and control measures should be taken only after effects tests verify that measures have been effective, security measures can be taken in cases of mining.     After each outburst prevention and control measures for the 1 time cycle, should no longer face predicted, forecast to be no outburst, still highlight prevention and control measures must be taken again, only 2 times in a row is forecast to be no outburst, no outburst danger working face shall not be considered in the face.     Predicted to be no outburst danger working face, each forecast prediction of loop should have no less than 2m overhang.     When there was no outburst danger working face mining, highlight prevention and control measures are not taken, but safety precautions must be taken.     189th on the protective layer of thickness equal to or less than 0.5M, protective and outburst seam spacing greater than 50m or lower protective seam with outburst coal seam spacing is greater than 80m, protective layer of protection had to be tested.     When the mine first mining protective layer, the need for protection and the scope of protection of the actual inspection, and continue to accumulate, complement and complete information in order to arrive at the parameters of protection and the scope of protection. 190th after pumping gas, you must test the effect on the gas control to highlight, indicators of its effectiveness should be determined according to the data from the mine.     If no data can be based on one of the following indicators: (a) after pumping gas, remnants of outburst coal seam gas content is less than the began the sudden depth of the original gas content in coal seam.     (B) coal seam gas pre-drainage rate of 30%.     Method of coal seam gas pre-drainage rate as an indicator of effectiveness of outburst coal seam, mining, must face prediction method on the effect of regular re-inspection.     Effective test of the 191th heading face of outburst prevention and control measures effective, allowed footage must be guaranteed in the axis of the tunnel have measures not less than 5M holes overhang not less than 2m and the overhang of the inspection hole.     Outburst prevention and control measures in coal face effect active, allows advancing the progress of measures must meet no less than 3M holes overhang not less than 2m and the overhang of the inspection hole.     When the outburst is invalid, whether measures how many holes there overhang, are required to take supplementary measures to control highlighting, effects once the test is valid only with the measures, under the premise of security measures can be taken in mining.     Section III regional prevention outburst measures 192th outburst danger coal seam, mining protective layer should be taken or a regional prevention outburst measures such as pumping gas. When 193th in outburst coal seam group mining, should give priority to selecting mine layer of outburst prevention and control measures.     After mining layer, protected area in the protective layer can be no outburst mining; in areas that are not protected, integrated highlight measures must be taken. 194th choice of protective layer should be guided by the following principles: (a) the priorities without danger of outburst coal seam as protective layer.     When all seam outburst in a mine, you should choose less outburst danger coal seam as protective layer.     (B) priority choices cover; when you select down-protection seam mining, may destroy the protected seam mining conditions. 195th defines the protection domain of the method and the parameters should be determined according to the results of investigation of mine.     Are being mined in the protective layer of coal face, protective layer must be ahead of the excavation face, the advance distance shall not be less than protective layer between the cover and the twice the normal distance, and shall not be less than 30m.     196th outburst thick seam mining may use layered on or under the protection of mining sections formed by the discharge pressure stratification or the next phase, but it should be based on the hierarchy or section on pressure-relief checking determine its scope of protection, must be under or bottom section of mining working face layout in the protected range. 197th in goaf of mining when the protective layer should be left inside the coal (Rock) column of special circumstances required to keep coal (Rock) columns must be of coal (Rock) the position and size of the columns accurately marked on the mining plan.     Each of the protective layer of gas on a geologic map, bid coal (Rock) scope of the column, while excavation work carried out in this range, integrated highlight measures must be taken. 198th When extracting layer, should at the same time the gas drainage layer.     When extracting close cover, steps must be taken to prevent sudden influx of gas layer by layer unloading in the early mining and mistakenly put outburst coal seam.     Local control to highlight the fourth section measures the 199th exposed before the outburst seams in a crosscut, you must design, integrated highlight measures, corporate Technical Director for approval.     No. 200 debunking outburst seams in a crosscut must comply with the following provisions: (a) distance from the seam of the normal 10m of the working face (complicated geological structure, 20m in rock crushing areas), at least 2 forward drilling, grasp conditions of coal seam occurrence, geological structure, gas and so on. (B) in the face from the coal seams of the normal distance outside of the 5M, at least 2 penetrate the seam thickness or depth of not less than 10m of coal drilling, measuring or predicting coal seam outburst coal seam gas pressure. Determination of coal seam gas pressure, places to complete drilling should be arranged at the rock.     Of close distance coal seams group, when the spacing between layers is less than 5M or rock and coal seam group integrated gas pressure can be measured. (C) face rock pillar size should be in accordance with the seam outburst prevention and control measures required, rock properties, seam dip angle and so on. Min seam normal distance from the face-value: suction or discharge drilling 3M, the metal skeleton 2m, hydraulic flushing 5M, shock blast exposed (open) in steep coal seam 2m, open (wear) italic, or slowly inclined seam's 1.5M.     If the rock is soft and broken, you should also increase the normal distance. Article No. 201 men exposed (open) before the outburst, when outburst danger working face is forecast, highlight prevention and control measures must be taken, by the examination after the measures have been effective, free long distance blast or shock blast exposed (open) seam; if inspection is not supplementary outburst prevention and control measures should be taken until a valid.     When no outburst danger working face is forecast, highlight prevention and control measures are not taken, direct long distance blast or shock blasting to expose (open) seam.     0.3M outburst coal seam thickness, direct long distance blast by vibration blasting or exposed.     No. 202 outburst seams in a crosscut prevention and control measures can be used on gas, hydraulic flushing and discharge drilling, Ablation, or metal frame, and so on.     Article No. 203 outburst of new mines or outburst revealed for the first time open up new levels of Jing Xiang (open) seam, must for measuring gas pressure in coal seam and gas content and other parameters associated with the outburst.     Article No. 204 local outburst prevention and control measures of outburst coal seam working face parameter, should be based on actual results or for the determination of the relevant information to determine the mine.     Article No. 205 of outburst coal seam working face, should be selected according to the situation of coal seam outburst prevention and control measures, and comply with the following provisions: (a) heading up the mountain should not be taken when loosening blasting loose, hydraulic flushing, hydro and other measures.     (B) when driving up the Hill in steep coal seam, double Hill, should be used for false-inclined uphill or in diameter 300mm drill to dig into, and strengthened support.     (C) should be used in mining face plow or shallow depth of coal mining machine. (D) in steep coal seam thickness is greater than 0.8M, priority should be given by oblique steps, shield mining method.     For steep inclined coal face in outburst coal seam down the steps, should try to increase the height of steps, minimizing the step width, foot of each step must be back tight back, after coal, must be close to coal wall support in a timely manner.     Outburst hole within and in the vicinity of 30m mining operations, support must be strengthened.     Article No. 206 in coal roadway drivage first implementation of local prominent measure or when there is no overhang measures must take small-diameter shallow-hole outburst prevention and control measures such as emissions, only after the 5M safety barrier in front of the face, before entering the normal outburst cycle.     In heading face in implementation of the above-mentioned measures, the drilled holes outside the tunnel contour 2m should be controlled.     Article No. 207 in steep coal seam with double driving in the mountains, should open liaison between 2 mountain Lane, contact interval shall not be greater than 10m, the mountain with only 1 contact Xiang face operation.     Steep coal seam heading face in the mountains, flame-retardant and antistatic rigid duct ventilation should be used.     Highlight the uphill driving face of coal seam with blasting operations should be used in depth hole distance of less than 1.0M full-face blasting.     Section No. 208 in roadway of outburst coal seam, replace, repair or recycle holder, must take measures to prevent caving of coal caused prominent.     Safety precautions section No. 209 fifth section shaft exposed seam with outburst in outburst coal seam when mining, blasting vibration blasting, far distance, must be taken refuge Chamber, reverse the throttle, air compressor self-rescue system and other security measures.     Outburst in personnel must carry separate self rescuer for the well. Article No. 210 vibration blasting measures shall comply with the following provisions: (a) must be prepared specially designed.     Blasting parameters of blasting equipment and initiation requirements, the blasting area, reverse the throttle position, disaster prevention routes and power cuts, withdrawn person and alert area, must be specified in the design. (B) seismic blasting working face, you must have independent, reliable and smooth flow of air return system, blasting in the return air system must cut off the power supply, personnel is strictly prohibited and adoption. In the inlet side of the roadway, you must set up 2 strong reversing door.     Attached to the return air damper, sealed, crossing such ventilation must be rugged and reliable, prevent the outburst after the influx of other area. (Iii) seismic blasting must be mine technical head of unified command and a mine rescue team on duty at designated sites, mine rescue team in blast 30min before entering face checks.     According to the test result, determined to restore the power supply, ventilation, remove the gas and other specific measures. (D) shake millisecond detonators of blasting foot copper wires must be used, total delay time of detonator shall not be more than 130ms, jumping to use is strictly prohibited. Conduction test must be completed before application of electric detonators. Join electric detonators must be made by every current of electric detonator electrical current reaches its tipping twice.     Blast-bus cable must be used and, where possible, reduce joint and conditional can be used remote-controlled detonators.     (E) retaining bar facilities should be used to reduce the intensity of vibration induced by blasting prominent. (Vi) vibration blasting should be a full section to expose or uncover coal seams.     If you fail to expose coal seams, in driving the rest (including digging coal and into the bottom (top) 2m range), must be carried out according to the safety requirements of shock blasting blasting operations.     After the metal framework measures to expose coal seams, is strictly prohibited to remove or reclaim the skeleton.     After the expose or uncover coal seams, is driving coal roadway near Shek Mun 30m scope, support must be strengthened. Article No. 211 outburst in outburst, tunneling air intake side must set up at least 2 solid reverse throttle.     Distance of the reversing door face, should be under the heading face of outburst of the ventilation system and is expected to identify.     No. 212 exposing coal seams in a crosscut by far away from the blast, including the blasting area must be established, disaster prevention routes and power cuts, withdrawn person and alert area, specific measures.     Introduction of remote blasting in roadway heading face, blasting area must be located in the air intake side reverse throttle full air pressure ventilation of fresh air in the cave or refuge, distance of the place of blasting face must be specified in the measure. Long distance blast, return air system must power withdrawn people.     After blasting into face time should be specified in the measure, but shall not be less than 30min. Article No. 213 in outburst coal seam working face nearby, blasting express mine control room for evacuees at centralized locations be equipped with telephone, and provided with a supply of compressed air facility refuge Chamber or compressed air self-rescue system.     Face job sites in the return air system, air compressor self-rescue system should also be set. No. 214 special coal must be cleaned to prevent spontaneous combustion of methane and coal dust explosion.     While cleaning up prominent coal, must develop anti-dust, spalling and roof and gas concentration exceeding limits, presence of ignition sources, security measures of the accident again. The fifth chapter fire prevention section I General provisions Article No. 215 production and construction of mines under the surface and fire prevention measures must be established.     All ground buildings, piles of coal, the mine waste piles, lumber yard and other fire safety measures and systems must conform to state regulations on fire prevention. Article No. 216 lumber yard, waste piles, ash from the downcast shaft shall not be less than 80m.     Gangue lumber yard distance shall not be less than 50m.     Shall not waste rock hill farms or ashes in the wind is the dominant wind direction the upwind side of the well, or located in the surface soil coal seam floor within 10m and located at the top of air leakage in goaf collapses within.     No. 217 new permanent headframe of mine and wellhead, wellhead Centre joint building, must be of non-combustible materials construction.                                                                                                                                                                                          Derrick of existing combustible material for mine construction and pit head the need for fire prevention measures. 3 Article No. 218 of mine must be ground fire water tank and fire in underground piping system. Fire in underground piping system pipes and valves should be set every 100m, but in belt conveyor tunnel should be set every 50m tubes and valves. Ground water tank of water must be maintained at not less than 200m.     If water production, share the same pool of domestic water, there should be measures to ensure water from fire service installations.     Exploitation of the lower levels of the mine, in addition to ground fire, but upper level or the level of production of the sump can be used as a fire water tank.     Article No. 219 air inlet fireproof gates should be installed at the wellhead, and fireproof steel doors must be tight and easy to close, open does not impede the movement of lifting, transportation and personnel and maintenance; if there is no fire doors must have safety measures to prevent Fireworks into the mine. Article No. 220 Jing Koufang and 20m near the ventilation room, there shall be no Fireworks or heated by the fire.     Ventilation when located outside of the plant, in addition to mining the emitting area of the mine and coal (Rock) and methane outburst mines outside, use explosion-proof electric flame stove or heating.     Warm road and the wind pressure-ventilated Chamber must be of non-combustible materials masonry, and should be installed at least 2 fireproof doors.     No. 221 article shaft, adit with the horizontal joints and bottom yards, mainly Gug connected with major shipping lanes and return air roadway, underground electrical equipment room, the main roadway head front and rear ends of belt conveyor in the 20m range, must be of non-combustible material support.     In the pit and pit head, prohibited the use of flammable materials set up temporary operations room, rest room.     Article No. 222 underground do not use light bulbs for heating and furnaces. No. 223 underground and pit head not engaged in electric welding, gas welding and torch welding work.     If you have underground main Chamber, the main air shaft and head room for electric welding, gas welding and torch welding work, each must develop security measures, and comply with the following provisions: (a) designate a pitch inspection and supervision. (B) electric welding, gas welding and torch welding work-place within the 10m at each end of the shaft before and after should be of non-combustible material support, and should have a water supply pipeline, has dedicated a spray of water.     2 fire extinguishers should be stored at least at these duty stations.     (C) in the pit head, shaft and inclined roadway in electric welding, gas welding and torch welding work must be at the work place with non-combustible material at the bottom of facilities to the Mars.     (D) electric welding, gas welding and torch welding in workplace air, gas concentrations shall not exceed 0.5%, only on roadways within the inspection site at 20m near the top and no when the gas accumulated after supporting backplane, operations can be carried out.     (E) after the completion of welding, electric welding, gas welding and torch, workplaces should be sprayed with water again, and check the 1h should be free at the work place, found deviations, and dealt with immediately.     (Vi) in coal (Rock) and methane outburst dangerous mines for electric welding, gas welding and torch when welding, you must stop all work in the dangerous area.     Without lining or spraying in coal seam sealed main Chamber and main in the wind tunnel, electric welding, gas welding and torch welding work should not be conducted.     Article No. 224 underground gasoline, kerosene and transformer oil must be put inside a covered bucket, escorted by sending it to the place of use, remaining gasoline, kerosene and oil to be transported back to Earth, is strictly prohibited in underground storage. Well used lubricating oil, cotton yarn, NPC zigu plunge come true and paper must be stored in a covered iron bucket. Used cotton yarn, NPC zigu plunge come true, and of paper, it must be kept in a covered bucket in, and periodically by the person to the ground, not about throwing.     Non-oil, waste oil spilled on the roadway or cave.     When cleaning pneumatic underground, must be conducted in a private Chamber and must be non-combustible and non-toxic detergent.     No. 225 library must set the fire under the surface and material and comply with the following provisions: (a) the well fire-fighting materials should be located in the vicinity of the wellhead, and tracks through the wellhead, but shall not be located within the pit head.     (B) underground fire protection material should be located at the bottom of every level of production car or in main haulage roadway and should be equipped with fire-fighting trains.     (C) fire-fighting material stored material, variety and quantity of tools should conform to the relevant provisions, and periodic inspection and replacement materials, tools shall not be appropriated for other purposes.     No. 226 of downhole explosive materials, mechanical and electrical equipment room, maintenance room, material base and bottom yards, use or hydraulic Coupler for belt conveyor tunnel and mining near the roadway, shall be equipped with fire-fighting equipment, and their number, size and location, disaster prevention and treatment should be identified in the plan.     Underground staff must be familiar with the use of fire fighting equipment, and be familiar with the location of the duty fire-fighting equipment in the region.     No. 227/quarter, down fire on the pipeline system, fire doors, fire-fighting material and fire equipment 1 check settings, identify problems, solved in time.     Section II the spontaneous combustion tendency of coal mine fire prevention and control Article No. 228 is divided into easy spontaneous combustion, spontaneous and easy spontaneous combustion class III.     All new mine coal seam spontaneous combustion tendency of coal provided by the Geological Survey Department and information, identification of national authority and the verdict submitted to the provincial coal mine safety supervision organizations and provinces (autonomous regions and municipalities) is responsible for the management of coal industry Department.     Mine extension new levels, must be to identify all the tendency of spontaneous combustion of coal seams.     Mining easy spontaneous combustion and coal mine spontaneous combustion must take comprehensive measures to prevent coal seam spontaneous combustion.     No. 229 article on mining easy spontaneous combustion and spontaneous combustion of single thick seam or seam group of mine, concentrated transport big Xiang and total return Xiang should layout in rock within or easily spontaneous combustion of seam within; if layout in easy spontaneous combustion and spontaneous combustion of seam within, must masonry arch or anchor spray, Arch Hou of gap and take fell at must with not burning sex material filling dense, or with no corrosion sex, and nontoxic sex of material for processing. Article No. 230 mining easy spontaneous combustion and spontaneous combustion of coal (except for the thin coal seams), coal faces must be Home working, and according to take fire prevention measures identified mining area coal seam spontaneous combustion period of life. In complex geological structures, fault zone, residual coal pillar mining, should be based on geological and mining conditions, separate rules determine how the exploitation of mining area and exploitation of the term. Working process must not be arbitrary to design coal pillar design and top-coal.     When coal mining face to the stop line, measures must be taken to make roof-sealed. Article No. 231 in mining easy spontaneous combustion and spontaneous combustion in steep coal seam by caving method to control when the roof in the main men and transport over the seams in a crosscut in mining area, you must leave pillar. Prohibit mining in stone gate pillars at the top of.     Transport over the seams in a crosscut in mining area of coal pillars in recyclable at the end of mining area, but measures must be taken to prevent spontaneous combustion.     When mining easy spontaneous combustion and spontaneous combustion of coal seam No. 232 article, goaf, must be prominent and cave-in hole gap preventive filling or fully filling, spray inhibitor, inhibited slurry, gel, injection of inert gas injection, compression and other measures, preparation of corresponding fire-fighting design to prevent spontaneous combustion.     In the spontaneous combustion period mining finished, and can be closed in a timely manner face and mining areas, measures can be taken to prevent spontaneous combustion.     Article No. 233 of Grouting fire-proof, shall comply with the following provisions: (a) the design of mining area roadway arrangement must be clearly defined and isolated coal column size, filling system, drainage system, pre-built firewall, and the mining sequence.     (B) arranging production plan, has to arrange fire Grouting plan, implementation of the filling stations amount of concentration, time, schedule, grouting and grout.     (Iii) the district mining line, stop line, upper and lower bars within the GoB of coal, fire-resistant grout should be strengthened.     (D) before Grouting drainage and Grouting measures for preventing burst of Grouting and water permeability. Article No. 234 in front of the grouted area bottom excavation shall ascertain the filling the water accumulated in the area.     Found that accumulation of water, must be released before mining; in before they are released, is strictly prohibited in the grouted area bottom excavation work carried out.     Article No. 235 inhibitor for fire prevention, shall comply with the following provisions: (a) the inhibitor material selection shall not be pollution in underground air and harm to human health.     (B) must be in the design of the inhibitor type and quantity, inhibition effect parameters to make specific provisions.     (C) shall be taken to prevent corrosion inhibitor mechanical devices, stents and other metal components of the measure.     Article No. 236 gel fire-proof, shall comply with the following provisions: (a) the Accelerator for gels and the selection of materials, not underground air pollution and harm to human health, use roadway air must conform to the rules of this specification for the 100th.     (B) preparation of gel should be clearly defined in the design formula, coagulation time and injection quantity and other parameters.     (C) pressure gel must be filling all of space, outer surface should be sprayed close and regular observation, found that when the aging, dry, should be pressed again.     When using pressure equalizing technique fire extinguishing No. 237, shall comply with the following provisions: (a) should be a complete area of wind pressure and wind data as well as perfect testing means.     (B) need expert observation and analysis of air leakage in GOB and fire zone on a regular basis, air leakage direction, air temperature, air pressure inside and outside the firewall, and recorded in a dedicated fire record book.     (C) change the way mine ventilation, the main ventilation mechanics and underground ventilation systems, balanced pressure station pressure must be adjusted to ensure stability of the State.     (D) should always check the air flow in the tunnel in the area, security measures should be taken to prevent gas accumulation.     Article No. 238 when nitrogen fire-fighting, must comply with the following provisions: (a) stable and reliable source of nitrogen.     (B) inject nitrogen concentration not less than 97%.     (C) at least 1 Special nitrogen gas transmission pipeline system and its related security facilities.     (D) monitoring system for continuous monitoring of goaf gas composition changes.     (E) temperature of the fixed or mobile stations (point) and monitoring tools.     (Vi) special regular inspection, analysis and compiling records, identify problems and reports dealing with rules and regulations.     Article No. 239 mining easy spontaneous combustion and spontaneous combustion of coal seams, all filling mining method, combustible material can not be used as a filling material, GOB and triangular point must be filled. When No. 240 mining easy spontaneous combustion and spontaneous combustion of coal seam, mining design in mining area, must build a fire door location is selected in advance.     When coal face production and ventilation systems after the formation of fire doors must be designed selected location to build fire doors, and adequate number of closed door material.     After the end of coal mining must be permanently closed to within 45 days. Article No. 241 When mining easy spontaneous combustion and spontaneous combustion of coal seam, mining design of mining area in the spontaneous combustion must be explicitly selected observatories or the observation point and the establishment of monitoring systems, identify signs of spontaneous combustion of coal seam gas and spontaneous combustion prediction and forecast system.     Special fire protection for all test results must be recorded in the record book and regular inspection, analysis, index exceeding or meeting the threshold found spontaneous combustion, such as change, immediate and spontaneous combustion prediction and measures for processing.     Article No. 242 caving coal mining easy spontaneous combustion and spontaneous combustion thick and extra-thick seam must be prepared to prevent spontaneous combustion in goaf of design and comply with the following provisions: (a) according to the fire protection requirements and site conditions, should select the injection of inert gases and pouring mud (including slurry), pressure inhibitor, spray leak and pressure, such as comprehensive fire safety measures.     (B) reliable measures to prevent air leakage and the leakage of harmful gases.     (C) establish and improve the fire detection system.     Article No. 243 in easy and spontaneous combustion of coal seam spontaneous combustion in roadway when, for roadway roof falling zone that appears in fireproofing treatment must be carried out promptly and checked on a regular basis. Article No. 244 no found in underground fire, depending on the nature of the fire, ventilation and gas conditions in the disaster area, to immediately take all possible methods of direct fire, to control the fire and quickly report mine control room.     Mine after underground fires reported to the control room, should immediately press disaster prevention and treatment plans to the relevant personnel of rescue personnel in the disaster areas, and implementation of fire-fighting. Mine shift scheduling and site areas, teams, team leaders should be dealt with in accordance with the disaster prevention and the provisions of the plan, all possible evacuations in the areas threatened by the fires, fire and organizing personnel.     Electrical equipment on fire, should first cut off the power supply before cut off the power supply, only use non conductive fire-fighting equipment for fire-fighting.     In the course of rescue personnel and fire-fighting, you must specify someone to check the gas, carbon monoxide, dust and other harmful gases and changes in wind direction, wind, must also be taken to prevent gas and coal dust explosion and poisoning of personnel security measures.     No. 245 closed while fire extinguishing, should try to narrow the range closed, and you must specify someone to check the gas, oxygen, carbon monoxide, dust and other harmful gases and changes in wind direction, wind, must also be taken to prevent gas and coal dust explosion and poisoning of personnel security measures. Underground fire management section III No. 246 coal mining enterprises must be where the fire area is drawn diagrams, indicate the location of all fire and was angry. Each fire district to form a sequence of numbers, and to establish fire management card.     Location diagram of fire and fire management card to be permanently saved.     No. 247 permanent firewall management should comply with the following provisions: (a) each firewall must be set near the fence, police prohibited personnel inside and hanging instructions.     (B) should be regularly measured and analyzed within the walls of the gas composition and temperature. (C) must regularly check the firewall external air temperature, gas concentration and wall of air pressure inside and outside of the firewall and the firewall.     Found lax closed or have other defects or change fire area, measures must be taken to deal with.     (D) all measuring and inspection results must be recorded in the fire record book.     (E) mine big air volume adjustment, determination of gas composition and temperature inside the firewall.     (F) all permanent firewall should be numbered, and the position indicated in the diagram in the fire area.     Firewall centrally by the coal mining enterprises to develop quality standards.     Section No. 248 closed fire zone and confirmed by sampling only after the fire has gone out, before opening or cancellation.     Fire area if both of the following conditions in order to believe that the fire has gone out: (a) the fire the air temperature dropped to 30 degrees below, or in connection with the fire in the area before the daily air temperature is the same.     (B) the concentration of oxygen in the air within the fire area below 5%.     (C) within the fire area in the air does not contain ethylene, acetylene, carbon monoxide concentrations during closed period decreased and stabilized below 0.001%.     (D) fire district water temperature below 25 ° c, or with the same daily water temperature in the area before the fire occurred.     (E) these 4 indicators are stable in more than 1 month.     Article No. 249 breaks have been extinguished before the fire, safety measures must be established. When opening fire, piecemeal restore ventilation, simultaneous determination of air flow with and without carbon monoxide.     Discovered recurring when you sign, you must immediately cease to fire air, and fire again.     Opening fire and restoration of early fire ventilation work must be undertaken by the mine rescue team fire air return airflow roadway personnel must withdraw all. Within 3 days after the completion of opening fire, ventilation work must be inspected by a mine rescue team in each class, and water temperature, air temperature and air.     Only if you are sure the fire is completely extinguished and ventilation after well, production work can be carried out.     No. 250 section shall be in the fire zone around the same seam for mining work.     In same seam same level of fire district sides, and seam dip is less than 35 ° of fire district lower section, and fire district below near seam for mining Shi, must prepared design, and comply with following provides: (a) must left has enough wide (thick) degrees of coal (Rock) column isolation fire district, mining Shi and the mining Hou can effective isolation fire district, not effect fire district of fire work.     (B) when tunneling, you must prevent it risk, fire safety measures.     Seam dip angle 35 ° above the fire area in lower section of excavation work is strictly prohibited.     Sixth chapter water control section I General provisions Article No. 251 of coal mining enterprises should identify mines and mine hydrology geological condition and prepare medium-and long-term water control plan and the annual water control plan, and their implementation.     Coal mining enterprises must regularly collecting, investigating and checking the adjacent coal mines and abandoned the old kilns, and under the surface and engineering control figure out mine, mining areas and mining life, puddles.     Section No. 252 complex hydrogeological conditions of the mine, must be the main aquifer (above) establishment of groundwater observation systems, groundwater monitoring, flood forecast analysis and corresponding "explore, prevent, block, section, row", such as prevention and treatment.     No. 253 coal mining enterprises each year before the wet season of comprehensive water prevention and control work must be checked.     Mine threatened by water during the rainy season, rain water prevention and control measures should be developed and should organize emergency rescue teams, and storing sufficient flood prevention goods.     Ground water control section II No. 254 coal mining enterprises must find out ground water flow system near the mining area and its catchment, leakage, drainage capacity and water conservancy projects, keep abreast of local annual rainfall and flood information, establishment of hydrophobic, waterproof and drainage system.     Article No. 255 of wellhead and elevation of a building in an industrial site must be above the highest flood level; in mountain areas must also avoid lots of mud-rock flow and landslides may occur.     Wellhead and industrial premises when the elevation of the building than the highest flood level, must build dams, canals or other waterproofing and drainage measures.     Section No. 256 of the well near collapse area when the inside and outside surface water can break into the underground, measures must be taken and comply with the following provisions: (a) the non-mining coal seam outcrops of waterproof coal pillars. (B) easy where stagnant water should be building ditches, drains water. When the construction of ditches, should avoid the rock outcrops, cracks and water.     When low-lying locations cannot be building ditches and drainage, fill compaction; when if the range is too big to be filled in, flood drainage can be built to prevent water infiltration underground.     (C) when the mine threat from rivers, mountain torrents and landslides, construction of dams, spillway and must be taken measures to prevent landslides.     (D) mine water discharge to the ground must be properly handled, avoiding infiltration underground. (E) on leaky canals and river beds, should be plugging or diversions.     Ground cracks and subsidence must be filled, filling must be secured to prevent persons into a SINKHOLE. (Vi) after each drop to storm and rain, had to send someone to inspect the mining area in and around the ground for any cracks, old kilns and karst collapse in the fall, and so on.     Finding leaks and must be processed in a timely manner.     No. 257 non-waste rock, ash, garbage and other debris piled up in lots of flash floods, river erosion. Article No. 258 of the drill, you must install the orifice covers.     Scrap drilling must be sealed in a timely manner. Underground water control section III article No. 259 at the boundaries of adjacent mines to stay waterproof coal pillars.     Mine fault boundaries, must have waterproof coal pillars in fault on both sides.     Dimensions of waterproof coal pillars, adjacent coal mine geological, hydro-geological conditions of coal seam occurrence conditions and rock character and strata movement rule and mining methods and other factors, specified in the mine design.     Is strictly prohibited in all kinds of water-proof pillar mining.     No. 260 tunnel exit point of position and water, water underground and mined the water range, elevation and water, must be painted in a mining plan. Study water line shall be marked with the location of areas flooded.     Mining exploration of the water line location, must study the water.     Section No. 261 after each drop to storm and rain, should be under observation well hydrologic changes, and report to the mine control room.     Article No. 262 flooded water below the surface mining of coal formations shall be excluded after water if water cannot be ruled out, to prepare the design, mainly responsible for the approval by the enterprise, can be carried out.     Article No. 263 in consolidation Grouting for water or not, mud abandoned Wells Lane, rock while digging near the cave, you must implement the provisions of the regulations No. 260, No. 262.     Article No. 264 in mining abandoned when waterproof coal pillars under the flooded areas, safety measures must be developed, corporate Technical Director for approval. Article No. 265 The minefield and in rivers, lakes, caves, aquifers have hydraulic connections of the water such as faults, fissures (band), cave columns, you must identify the exact location of, and required to remain water-coal (Rock) column. Roadway must pass through these constructs, have water going.     If the water ahead, advanced pre-grouting and plugging consolidation and, if necessary, or other water prevention and control measures of waterproof gate in advance.     No. 266 article mining face or other locations found has pinned, and hanging Khan, and air variable cold, and appeared fog, and water called, and roof got water increased, and roof to pressure, and floor muster or produced fractured appeared seepage, and Aqua sent Hun, and has smell, bursting water omen Shi, must stop job, take measures, immediately report mine control room, issued alert, withdrawal all by water threat locations of personnel.     Article No. 267 of mine must be hydro-geological exploration in mining districts, face, using geophysical, drilling, geochemical and hydrogeological experiment and other means of identifying the structure and conductivity, the main aquifer thickness, lithology, water quality, water pressure and cesspits lithology and thickness. No. 268 roof aquifer and water exist, should observe "three band" height.     When the water flowing fractured zone within an aquifer or water safety mining in GoB, you must advance survey water and dewatering systems.     Section No. 269 confined aquifer and seams between aquifuge can withstand when their head is greater than the actual head, can be "hydraulic mining", but there must be security, Enterprise Chief for approval.     Section No. 270 confined aquifer and seams between aquifuge can withstand when their head is less than the actual head, prior to mining the following measures must be taken, the enterprise mainly responsible for the approval of: (a) the method of dredging water discharge, head down to confined aquifer cesspits can withstand below head of security and safety measures.     (B) confined aquifer do not have drain water discharge conditions, must take waterproof Grouting reinforcement of gates, floor, remain waterproof coal pillars, waterproof measures to increase the resilience of water capacity.     Section No. 271 complex hydrogeological conditions of the mine, when open up to the design level, and only after the waterproofing and drainage systems built before they can begin to have exploition water inrush from the danger area.     Section No. 272 base of coal when the strong Karst aquifer, the main transport roadway and main return air roadway must be arranged without the threat of water layer in the isolated mining and shimen partition. Article No. 273 hydrogeological conditions are complex or there is danger of flooding wells, waterproofing must be set at the bottom around the yard gate.     Risk of water in other areas, only after its near the water door, before excavation.     Water door should meet the following requirements: (a) water door design type must be used. (B) the water dam construction and its quality must meet the design requirements.     Gates and gate Chamber shall not leak. (C) the water door Chamber front and rear ends, should be the concrete Arch of masonry not less than 5M, after the arch filled with concrete, not empty, empty.     Water door Chamber and protective stone and must adopt high grade cement Grouting Grouting pressure should comply with the design requirements. (D) water door water side 15~25m, you should add 1 retaining grate door. Waterproofing between the gate and door grates, no parking or debris piled up. Water, grate door closed, shut the water dam.     If bi-directional water door should be located 1 grate doors on each side.     (Five) through waterproof gate of track, and motor car overhead line, and with type conveying machine, must flexible easy split; through waterproof Gate Wall body of various pipeline and installation in gate outside side of gate of resistance pressure capacity, are must and waterproof gate by design pressure phase consistent; cable, and pipeline through waterproof Gate Wall body Shi, must with blocking head and valve seal blocking closely, shall not leaking.     (F) water door must install device for observing water pressure, and water pipes and drain valve.     (VII) the waterproof lock after completion, must be carried out according to the design requirements and acceptance; water door to new roadway construction, water pressure resistance test must be completed, sluice tunnel of length cannot be greater than 15m, the test pressure shall not be less than the design pressure regulator should be above 24h, pressure test should be specific security measures.     Water gate in old mine does not have building conditions of isolation, or deep pressure than 5MPa, when there is no design of high pressure water gate, you can gate of Jianshui, but water must make prevention and control measures.     Article No. 274 water door must be flexible, reliable and guarantee an annual 2 closure test, 1 of them should be carried out before the rainy season, closed with tools and spare parts for gate must hand custody of specialized store, not to misappropriate lost.     No. 275 mine shaft through aquifer segment lining structure should use waterproof concrete or set the cesspits.     Article No. 276 shaft exposed aquifers, geologic structure with the front, must survey water and Grouting for water design.     Well expose the main exit point or area, the need for water temperature, water quantity, water quality, groundwater dynamics and loose sand content in aquifer water observation and analysis of hysteretic water bursting prevention.                            No. 277 base rock section of mine shaft construction should follow quickly, the dry principle and abide by the following provisions: 3 (a) of aquifer water inflow is less than single layer, should force their way through.                            3 (ii) single-layer of water is greater than the aquifer should be pre-grouting and blocking water.                            3 (three) outflow than in single layer and aquifer layers, layers and more centralized location, ground Grouting should be carried out.     3 (d) of outflow than in single layer, but aquifer layer is less, or layer of scattered sites, should face pre-grouting or research on short, short, short to dig. Underground drainage in the fourth section No. 278 of the main drainage equipment shall meet the following requirements: (a) pumping: must have working, backup and maintenance of water pumps. Working pump capacity should be discharged in the 20h mine 24h normal water (including water for filling water and other). Stand-by pump capacity shall not be less than 70% of pump capacity. Work and the total capacity of standby pumps should be discharged in a 20h 24h maximum water inflow in mine. Maintenance pump capacity shall not be less than pump capacity of 25%.     Complex hydrogeological conditions of the mine, and can be installed in the main pump reserve a number of pump location. (B) hose: must have working and stand-pipes. Pipe work should be able to pump discharge normal discharge of mine 24h in the 20h.     Total capacity of work and stand-pipes, should be able to cope with work and standby pump discharge in the 20h mine 24h maximum discharge.     (C) power distribution unit: should adapt to work, spare and repair water pumps, and start working and standby pumps.     There is danger of flooding wells, may be building more disaster-resistant drainage pumping station. No. 279 of the main pumping station at least 2 exits, an exit with inclined roadway into the wellbore, and should be above the pump House floor 7m; other exit leads to the bottom field, within this export channel, should be set to close both waterproof and fireproof closed door.     Pumping station and water Chamber link, should set up a reliable control gate.                                                          No. 280 of the main sump must have a primary cartridge and Deputy positions, as when a sump cleaning, another water storage function.                        3 building, rebuilding and expanding mine or mine new level, normal discharge when the effective capacity of the main water storage should be able to accommodate the normal inflow of 8h. 3 normal discharge is greater than mine, the main sump storage capacity can be calculated according to the following formula: 3 v, the effective capacity of the main water storage, m; 3 Q-mine normal water per hour, m.     But the total effective capacity of not less than 4H of the main sump water yield of the normal.     Mining area the effective capacity of the sump should be able to accommodate the 4H normal water in mining area.     Water yield of mine the largest difference between King size and normal discharge of mine drainage capacity, water should be prepared specially designed container volume. Water Chamber inlet grate should be set. Hydraulic fill, hydraulic coal mines and other large impurities in the water, you should also set the settling pond.     Short sump capacity must be maintained at a total capacity of more than 50%. Article No. 281 pumps, pipes, valves, water distribution equipment and transmission lines, must be regularly inspected and maintained.     Before the rainy season every year, must overhaul the 1, and all pumps and backup pumps were 1 joint tests and found the problem and deal with it.     Water storage, sedimentation pools and puddles of mud, should be cleared up, must be cleared before the rainy season each year 1.     Article No. 282 of bedrock water strong deep well, should set the appropriate drainage capacity in the Central shaft of the transfer station.     Article No. 283 after the shaft was dug to the end, near the bottom of temporary drainage facilities with a certain capacity must be set up to ensure provisional, temporary water storage in substation construction safety before the formation.     Article No. 284 mines under construction before permanent drainage system, the works must set up a temporary drainage system, and to ensure that there is sufficient drainage capacity.     Fifth survey water section No. 285 of mine must be water damage analysis and prediction, insisted on the suspects, and digging after the first survey water principles.     Digging in water or near water area into or discharged before the water flooded roadways, must prepare a survey water design and security measures taken to prevent gas and other toxic gases against.     Research on nozzle layout and distance ahead, according to head level, coal (Rock) thickness and hardness, as well as safety measures in the design of survey water specific provisions.    Article No. 286 mining experience when one of the following, you must determine the probe into water the waterline: (A) close to flooding or water well Lane, old empty or when adjacent coal mines.     (B) close to the aquifer, the water when faults and caves and water flowing subsided column.     (C) when you open the isolated coal column of water.     (D) close to rivers, lakes, reservoirs, cisterns, wells, etc at the same fault zone.     (E) when drilling close to the effluent may have.     (Vi) close to the water when filling.     (VII) other water areas.     After confirmation by the water no water hazard, before they can move forward.     Article No. 287 base of coal with high confined aquifer and water inrush hazard of face, in front of the exploitation, must prepare a survey water design, clear security measures.     Article No. 288 rig before the water must comply with the following provisions: (a) strengthen drills near the roadway, and lay a solid column and side plate face head-on. (B) clearing roadways and digging drainage ditches.     When the water hole is located in the low-lying roadway must be equipped with adapted to and exploration of water drainage equipment.     (C) close to the drill sites or install dedicated phone.     (D) measurement and water-proof must in person at the scene, according to design, the main water hole locations, azimuth, angle, depth and number of drilling. Article No. 289 high pressure areas is expected, before the water drilling must be well openings pipes and control valves, pressure test, after the design to withstand the water pressure is reached, continued drilling.     Particularly dangerous areas should avoid places and provided route for avoiding disaster.     Article No. 290 drill when water pressure is too high, back pressure and should be used with drilling of the blowout preventer, and prevention of the orifice-pipe and coal (Rock) walls suddenly bulge measure. Article No. 291 of drilling, found coal is soft, rib, pressure or a sudden increase in water pressure, water in the drilling, and has a drill, yizhuang, must stop drilling, but not pull out the drill pipe, on-site responsible officers shall report immediately to the mine control room and sent monitoring regimen.     If you find an emergency, personnel must immediately withdraw from all the areas threatened by the water, and take measures for processing. No. 292 discussion on goaf water before first space analysis to identify old empty water, water volume and pressure. GOB ponding area above the survey water point location, the only borehole survey water; when the survey water, must withdraw from the survey water below the flood threat of all personnel in the region.     Survey water holes must hit the old empty water and water the whole process you want to monitor, check the water, until the old empty water out. Drilling close to GOB is expected when there may be gas or other harmful gases emission, gas inspection or mine rescue team must be on duty at the site, check the air component.     If gas or other toxic gases at a concentration more than provided for in this regulation, must immediately stop drilling, cutting off power supplies, evacuate, and report the mine control room, in time. Article No. 293 before drilling water, must estimate the amount of stagnant water, according to the mine drainage and water storage capacity, control water flow when water must be designated personnel monitoring the status of drilling water, determination of water and water pressure, good records.     If the water suddenly changes must be processed in a timely manner, and to report immediately to the mine control room.     Article No. 294, excluding shaft and down water before restoring flooded roadways, there must be a mine rescue team check the surface for air, found harmful gases, must be processed in a timely manner.     Drainage in the process, as is seal the harmful gases, a gush of water, safety measures must be established.     The seventh chapter of explosive materials explosive material stored in section I and underground blasting No. 295 of explosive material stored permanently the explosion material structures (including permanent buried Treasury) and a variety of protective measures, such as internal and external security in the General area from, must comply with the relevant provisions of the State.     Inoue, exposed to explosive materials people have to wear a cotton cloth or antistatic clothes. Article No. 296 built mine pool of manufacturers of explosive materials, all warehouse storage 1 month shall not exceed the total volume of the explosive factory capacity, which caps the total production capacity of not more than 3 months. No mine pool of manufacturers of explosive materials, the total capacity of all warehouse storing explosives shall not be exceeded by the library plans to mine 2 months supply requirements, caps the total capacity of not more than 6 months plan requirements.     The maximum capacity of a single warehouse: explosives shall not be more than 200T, detonators shall not exceed 5 million. Total capacity of all the warehouses storing explosive materials explosive shall not exceed 75t, detonators shall not exceed 250,000. Explosives for a single warehouse capacity must not exceed 25t.     Ground storage quantity of explosive materials, shall not exceed the supply by the library plans to mine 3 months requirements.     Article No. 297 excavated tunnel or using the old tunnel as explosive materials library, must comply with the following provisions: (a) outside the cave mouth must be installed to open the 2 door from the outside into the first door metal planks for the package, second door to the gate.     (B) the cave mouth recently when the distance between the storage chamber for more than 15m, you must have 2 entrances. (C) the tunnel in front of you must set up cross-di, cross dykes must be above the cave mouth 1.5M, Heng di Tong Kou length must not be less than 3 times the width of the top, top thickness shall not be less than 1M.     Cross Dyke length and thickness at the bottom should be determined according to the angle of repose of the building materials used.     (D) the warehouse floor must be higher than the floor of the roadway leading to the explosive material, cave tunnel gradient of 5 per thousand of the Treasury, and should have covered drains, roadways can be laying track, but the cave shall not be laying track.     (E) in addition to a tunnel used to transport explosive materials outside, there must be ventilation roadway (drilling exploration wells in eyes, or adit), its entrance and ventilation equipment must be set up in the fence.     (F) the warehouse must be of non-combustible materials support fixed within the roadway lighting when switching must be set on the ground.     (G) explosive material top cover thickness is less than 10m, the lightning equipment must be fortified.     (H) check the work of electric detonators must be explosive material stored underground security facilities are outdoor special room or cave.     Article No. 298 of various explosive materials of each variety should be stored but when conditions, national provisions relating to storage can be stored.     Storing explosive materials of wood each only 1 layer of explosive materials-box. Article No. 299 of the explosive materials explosive materials on the ground must have payment special or separate rooms. The explosive issue of a library suite, can temporarily save the Blasters of the empty box of explosive material and detonators.     Extend Suite in the detonator when releasing the detonator must be covered with the soft pads of conductive layer edges and protrusions on the table.     Article No. 300 below 2 years of age at maximum capacity of temporary explosive materials: explosives shall not be more than 3T, detonators shall not exceed 10,000 and supply units shall not exceed the 10-day requirement.     Warehouse in dry places must be selected, and should have good ventilation and moisture-proof measures.     Temporary explosive material around on the ground, must set walls or iron gill nets and its height shall not be less than 2m, iron wall or gill nets from the warehouse of distance should not be less than 5M.     Temporary explosive materials a safe distance from both inside and outside the ground, lighting, fire and lightning-proof measures, management system and permanent ground explosive materials the same.     Section No. 301 temporary custody on the ground when the explosive material used in the day, can be stored in the sheds, tents, caves or other locations, subject to the following provisions: (a) explosive materials must cover on the box canvas, preventing long traveling, 200mm box must pad thickness above the wood. (B) explosives shall not be more than 3T, detonators shall not exceed 10,000, not a box of detonators must be placed in a locked dedicated boxes.     Detonators must be placed at a distance of dynamite sites outside 25m.     (C) keep explosive materials from buildings, roads, railways, such as the safety distance must comply with State regulations.     (D) storage of explosive materials must be fenced or iron barbed wire and guards keep watch round the clock.     Article No. 302 when digging shaft or ADIT, from shaft or adit and major buildings around the 50m addition of Heng di, or 250m without cross di private houses or cave storage 1 day use of explosive materials, but the maximum amount of explosives stored shall not exceed 500kg.     Article No. 303 explosive material should be used in underground cavern or wall trough.     Explosive materials must be stored in a room or wall tank or between the Chamber wall distance between the grooves, explosive materials a safe distance requirements must be met. Downhole explosive materials should include the warehouse, auxiliary Chamber and tunnel leading to the warehouse.     In the secondary Chamber, check the resistance of electric detonator, granting explosive, electric detonator number and save the Blasters-air explosive materials boxes and detonators and other special chambers.     Article No. 304 layout of downhole explosive materials must meet the following requirements: (a) the Treasury bottom hole parking lot, away from the shaft, main haulage roadway and main Chamber and affect all or most of the mining district mine ventilation of normal distance throttle:-Chamber shall not be less than 100m, trough the wall shall be not less than 60M.     (B) the warehouse from the normal distance of pedestrian tunnels: the Chamber must not be less than 35m, trough the wall shall be not less than 20m.                                                                                                            (C) the Treasury is the normal distance from the ground or the upper and lower roadways: the Chamber must not be less than 30m, trough the wall shall be not less than 15m. 2 (d) between the Treasury and external roadway, you must use 3 connected tunnels connected at right angles to each other. Connecting roadway intersection of must extended 2m, basal area shall not be less than 4m, connect the end of the tunnel, you must also set the buffer-flask partition shall not extend the connecting roadways and as an auxiliary Chamber use.    Warehouses at both ends of the channels connected with the Treasury Department must set gear wave wall. (V) each explosive material warehouse must have 2 exits, an outlet for release explosive material and pedestrians, one end of the export must have the anti-shock valve will automatically close; another export arrangement in return-side explosive materials library, laying track transporting explosive materials, at the junction of the exports and the Treasury must have 1 shock-resistant sealed doors.     (F) the warehouse must be higher than the outer roadway on the ground floor, the Treasury and the channel should ditch. Article No. 305 of downhole explosive materials must be lining non-metallic non-combustible materials or support, no leakage, and moisture-proof measures should be taken. Explosive material exports on both sides of the tunnel must be arching or non-combustible material support, support must be less than 5M.     Warehouse must be equipped with a sufficient number of fire-fighting equipment.     No. 306 of downhole explosive material maximum storage capacity, shall not be more than 3 days of explosive in the mine need and requirements of electric detonators for 10 days.     Downhole explosive materials explosives and detonators must be stored separately.     Each cavern storage shall not exceed the amount of explosives the 2T, requirements for electric detonator shall be not more than 10 days; each wall channel storage shall not exceed the amount of explosive 400kg, requirements for electric detonator shall be not more than 2 days.     The issuance of the Treasury Chamber allows for explosive material stored explosives to be sent on duty, subject to the maximum amount of not more than 3 cases.     Article No. 307 in multi-level production inside the mine, well over 2.5km of explosive material from the blast site inside the mine, underground mine with no explosive materials explosive materials may be established within distribution Chamber, but must comply with the following provisions: (a) issuance of Chamber must be located within the independent romantic special drift, from the roadway used by normal distance shall not be less than 25m.     (B) issuing Chamber of explosive material storage shall not exceed 1 the supply, in which explosives quantity must not exceed 400kg.     (C) explosives and detonators must be stored separately and separated from the brick walls or concrete wall not less than 240mm.     (Iv) issuance of Chambers should be a separate issue, issuance of exit of the Chamber must be equipped with anti shock wave 1 will automatically close valve. (E) during the construction of improvised explosive materials distribution Chamber must have independent air.     Security measures must be developed to prevent explosive materials explosive.     (F) the management system must be identical to the downhole explosive materials. Article No. 308 explosive materials must be used in underground mine explosion-proof type (except for the increased safety for mine) lighting lighting must use flame retardant cable, the voltage must not exceed 127V.     Storage chamber or explosive materials is strictly prohibited in wall tank installed lights.     -No fixed lighting of explosive materials, Miner's lamp that can be used with insulated liner. Any persons shall not carry a miner's lamp into the mine explosion material storehouse.     Roadblock took place in lighting equipment or lines, warehouse management under the supervision of the maintenance personnel the miner's lamp with insulated liner can be used in the library.     No. 309 coal mining enterprises must develop explosive materials brought back system numbering system, electric detonators and explosive material loss approach. Electric detonators (including return storage electric detonators) in granting blasting workers must detector of electric detonators resistance check one by one, and foot twist into a short circuit.     Non-issuance of electric detonators resistance failed.     Coal mining enterprises must follow the provisions of the civil explosives regulations, establishment of explosive materials destruction system. Section II transport of explosive materials in ground transportation of explosive material, the article No. 310, must comply with the management of civil explosives regulations should also comply with the following provisions: (a) vehicles transporting explosive materials, must be inspected before driving. Cars not railing height and must be marked with "danger" yellow banner with the words.     Night-time transport, vehicle signs danger signals; when the long-distance transport of explosive materials must be with a closed door special covered wagons.     (B) explosive materials used canvas covered, tied tightly, vehicles carrying explosive material, no stay in the garage.     (C) it is strictly prohibited to use gas in the car, tractor, self-dumping, tricycles, bicycles, scooters, trailers transporting explosive materials. (D) vehicles transporting detonators, nitroglycerine explosives, loading height must be less than the margin on the car 100mm. When a vehicle transporting detonators, detonator box may not be on its side or standing between layers you must pad cushions.     Ammonium nitrate based explosives, water transport explosives, fuses, detonating when, upper edge of the loading height of the carriage. (E) when steam locomotives entered the region of explosive materials, locomotives with the latest Treasury of distance shall not be less than 50m, and combustion chamber and the ash box must be closed, stopped blowing.     Chimney full of Mars must have a retaining device of locomotive ash box.     Article No. 311 in the wellbore while transporting explosive materials shall comply with the following provisions: (a) electric detonators and explosives must be transported separately; but at the time of excavation or extension shaft, in line with Article No. 345 of this practice, are not affected by this limit.     (B) must give notice of the winch driver and upper and lower hook. (C) when transporting nitroglycerine explosives or detonators, only 1 layer of explosive materials-box in the cage, not sliding. Transportation of other explosives, explosive materials box height stacking height of cage 2/3.     If fitted with explosives or detonators directly pushed into the cage of a vehicle when transporting vehicles must comply with regulations No. 312, paragraph (b) provisions.     (D) inside the cage or bucket filled with explosive materials, apart from the Blasters or escorts, and there shall be no other personnel. (V) cage lift speed when transporting nitroglycerine explosives or detonators shall not exceed 2m/s; transportation of other explosive material, shall not exceed 4m/s. Bucket lifting speed, regardless of the explosive material transport, shall not exceed 1M/s.     When starting and stopping the winch, the driver, should ensure that the cage or bucket is not shaken.     (Vi) shift, people on his pit time, transporting explosive materials is strictly prohibited.     (G) prohibiting explosive material stored in the pit head, bottom yard or other roadway. Article No. 312 with when locomotives transported explosive materials shall comply with the following provisions: (a) the transport of explosives and detonators in the same train.     As with the same train, packed with explosives and vehicles equipped with electric detonators, as well as between locomotives and vehicles carrying explosives or detonators must be separated by empty respectively, separated must be less than 3M. (B) nitroglycerine explosives and detonators must be installed on a dedicated, covered wooden baffles inside the compartment, Interior covered with rubber or soft bedding such as sacks and only 1 layer of explosive materials-box.     Other explosives within boxes can be installed in the car, but the upper edge of the stacking height of harvesters. (C) explosive material under explosive materials must be well heads or specially trained personnel to escort.     Escort personnel, escorts and handling staff should be sitting in the car, no other car.     (D) the speed of the train shall not exceed 2m/s.     (E) train filled with explosive materials shall also convey other items or tools. Article No. 313 entry and inclined roadway when there is a reliable signal device, use wire rope traction vehicles and transported explosive materials, explosives and detonators must be transported separately, the transport speed should not exceed 1M/s.     Transport vehicles of electric detonators must be stamped, padded, its interior with soft mat plugged to prevent vibration and impact.     No scraper conveyors, belt conveyors, such as transporting explosive materials.     Article No. 314 by explosive material directly to the workplace with human transport of explosive materials, shall comply with the following provisions: (a) detonators must be transported personally by the Blasters, and explosives by the Blasters or under the supervision of the Blasters carried by others. (B) explosive materials shall be packed in pressure and resistance to hit rush, shock-proof and anti-static, non-metallic container. Electric detonators and explosives in containers holding the same is strictly prohibited. Non-explosive material packed in his pockets.     Received after explosive materials should be sent directly to the work place, stay in the middle is strictly prohibited.     (C) when carrying explosive material, well, each layer within the cage to take not more than 4 people carrying explosive material, and other personnel shall not with tanks.     (D) shift, personnel and time prohibiting the carrying of explosive material officers along the shaft from top to bottom.     Section III all blasting underground blasting No. 315 personnel, including blasting, drug-delivery, charge staff must be familiar with explosive materials and provided for in this regulation. Article No. 316 underground blasting blasting worker must be full-time.     In coal (Rock) and gas (carbon dioxide) in outburst coal seam, full-time blasters work must be fixed in the same face.     Blasting operations you must perform "a gun seized three".     No. 317 blasting must prepare the blasting operation manual, specifications must meet the following requirements: (a) hole layout must indicate whether the coal face height and range of drilling or driving face of tunnel cross section size, drill hole angle, depth, and number of locations, hole number, with elevation, plan and section.     (B) schedule of the gunner must account for the name of the drill hole, depth, perspective, using a variety of explosives, detonators, explosive charge, seal length, connection method and sequence.     (C) must be included in the mining code, and updated in a timely manner.     Blasters perform blasting operations must, in accordance with the instructions. No. 318 section with an expired or serious deterioration of explosive materials.     Explosive materials must be returned to the explosive material that cannot be used.     Article No. 319 explosive materials in new products, authorized by the State Inspection Agency inspection, and after acquiring the mine product safety signs, can be well under probation. Article No. 320 of underground blasting operation, you must use electricity coal mine permissible explosives and permissible detonator.     Selection of coal mine permissible explosives shall comply with the following provisions: (a) the rocks in low gassy mine drivage must use the security level is not lower than the level of coal mine permissible explosives.     (B) low gassy coal seam working face, half-coal rock drivage must use the security level is not below the grade of coal mine permissible explosives. (C) high gas, low gas mine high gas area, you must use the security level is not below the grade of coal mine permissible explosives.    Coal (Rock) and methane outburst dangerous faces, you must use the security level is not below the grade of coal mine permissible water-containing explosives. Prohibited the use of black powder and frozen or semi-frozen nitroglycerine explosives.     Same face 2 different varieties of explosives shall not be used. In mining, you must use coal mine allowable instantaneous electric detonator or of permissible Ms delay electric detonators. When permissible Ms delay electric detonators are used, the last period of delay shall not exceed 130ms. Different manufacturers or different varieties of electric detonator shall not be mixed.     Nonel tube shall not be used or ordinary detonating, prohibited the use of fire detonator. Article No. 321 in the mining of methane or coal dust explosion hazard, millisecond blasting should be used.     In heading face to full-face blasting cannot be full-face blasting, must take safety measures at the coal face, assembled medicine, assembled medicine should be an initiation.     No 1 using 2 exploders in coal face and blasting.     Article No. 322 in high gassy, low gas mine high gas area of excavation by millisecond blasting in working face, the use of the indirect priming, safety measures must be established.     Article No. 323 in high gas and coal (Rock) and gas outburst in coal mining entities, in order to increase coal fractures, loose 10m in coal of deep-hole presplitting blasting, you can use the second-level coal mine permissible explosives, but security must be established. Article No. 324 Blaster must be explosive, electric detonator of explosive material stored separately in a dedicated box, and lock it is forbidden to throw, the place. Explosive material tank must be placed on the roof in good condition, the support integrity, avoiding machinery, electrical equipment location.     Blasting explosive materials must be outside the box on line safety. Section No. 325 bundles extract a single electric detonators, electric detonators shall set their mind on line drag the tube, or slide his hand hard pull the foot line, as bundles of electric detonators should be Shun, and pull front foot out of electric detonator.     After taking a single electric detonators must be foot twist into short circuit. Article No. 326 assembling explosive volume, must comply with the following provisions: (a) must be in the roof in good condition, frame complete, to avoid electrical equipment and electric blasting near the work site. No sitting on the explosive materials box mount a primary volume.     Mount a primary volume number, limited to the quantities needed then and there.     (B) assembling explosive volume must be subject to vibration, shocks prevent electric detonator, a broken foot and damaged foot cables insulation. (C) electric detonators must be mounted at the top of the cartridge, non-electric detonators instead of bamboo and wood stand out. Electric detonators must be fully inserted cartridges.     Non-electric detonators oblique to insert cartridges in Central or tied on the cartridge.     (D) electric detonators after you insert the cartridge, must be the cartridge with a foot caught and twisted the detonator cord as short circuit. Article No. 327 before charging, you must first clear the hole of coal or rock flour, using wood or bamboo Cannon stick the cartridge gently into, not ramming or tamping.     Hole in the cartridge must be close to each other.     Water boreholes, water resistant explosives should be used.     After the charge and detonator wire must be left vacant, no detonator cord, blasting bus and transport equipment, electrical equipment and mining machinery and other electrical contact. No. 328 stemming water taphole, remaining hole parts water taphole clay stemming or made of non-combustibility, plasticity of loose material gun the tiniest real.     No coal powders, bulk materials or other combustible materials for stemming.     Without seal, seal or false hole blasting is prohibited.     Exposed blasting is prohibited.     Article No. 329 gunner seal hole depth and length, the following requirements: (a) when the hole depth is less than 0.6m, not explosive, blasting, in special conditions, such as digging, brush the end of help, and choose the top really necessary when shallow hole blasting, must develop security hole depth is less than 0.6m, but must be full of taphole.     (B) when the hole depth for 0.6~1M, seal length must not be less than 1/2 of the hole depth.     (C) the hole depth exceeds 1M, the seal must be less than 0.5M.     (D) the hole depth exceeds 2.5M, the seal must be less than 1M.     (E) when the smooth blasting and smooth blasting hole was used around the tiniest solid, and the seal must be less than 0.3M. (Vi) face when there are 2 or more than 2 free surface, minimum resistance in the seam line shall not be less than 0.5M, the position of least resistance line shall not be less than 0.3M.     Shallow hole blasting rock block, the least resistance line and length of the seal shall not be less than 0.3M.     No. 330 article processing card in slipped coal (waste) eye in the of coal, and waste Shi, if does no blasting yiwai of approach, can blasting processing, but must comply with following provides: (a) must used made coal mine mine with products security logo of for slipped coal (waste) eye of coal mine Xu with rigid was tube explosives or not below the security grade of coal mine Xu with explosives.     (B) each blast should only use 1 permissible electrical detonators, maximum charge must not exceed 450g.     (C) must be checked before blasting coal (Rock) blocked parts of the upper and lower part of the space in the eyes of the gas.     (D) the blasting prior to watering.     Article No. 331 before charging and before blasting one of the following conditions, no charge, blasting: (a) mining working face roof control distance does not meet the provisions of the regulation, or bracket is damaged, or in excess of the prescribed.     (B) the blasting 20m gas concentration in the air near the site of 1%.     (C) the blasting site within 20m, the harvesters have not been cleared, waste or other objects clogged roadway of coal 1/3.     (D) the sudden hole found in yizhuang, sudden temperature high low gas emission, coal has significant loose, through old cases.     (E) mining and insufficient air flow.     Article No. 332 in the coal dust explosion danger, tunneling blasting around the 20m near the roadway, you must dust.     Article No. 333 before the blasting, must strengthen the machines, powered and cable protection or move it out of the face. Before the blast, team leaders must personally arranged special cordon and entered the blasting site guard on all paths. Alert personnel, the security alert.     Line should be set by alert licensed, railings or DrawString.     No. 334 blasting busbars and connection line shall meet the following requirements: (a) the coal mine blast bus must conform to the standard.     (B) the blast straps and connectors, detonator cables and connectors, feet and foot cables between connectors must be screwed to each other and hanging, not with Rails, metal tubes, metal mesh, wire ropes, scraper conveyor, conductor contact. (C) when tunneling blasting bus ad-up.     Blasting shall use a fixed bus, special circumstances, taking safety measures, are not affected by this limit. (D) the blast bus and cable, wire, signal line should hang at either side of the roadway.     If you must hang on the same side, blasting Busbar must be hanging at the bottom of the cable, and should keep a distance of 0.3M.     (E) only use insulated bus bar single-loop burst, prohibited track, metal tubes, metal, water or earth circuit.     (F) prior to blasting, blasting bus must be twisted into a short circuit. Article No. 335 underground blasting must use the exploders.     When digging or extension shaft that reach the ground, without the bottom face of the gas can be used in other power burst, but shall not exceed 380V voltage and must have electric ignition wiring box.     Exploder or electrical detonation junction boxes must be in the mine explosion-proof type (except for the increased safety for mine). Article No. 336 before each blast job, Blaster electric blasting network impedance check must be done.     No detonators spark discharge electric blasting network is conducting. Detonators must be unified management and distribution.     Must periodically verify the performance parameters of exploders, and check on explosion-proof performance, does not meet the requirements must not be used. No. 337 Blaster had to finally leave the blasting site, and initiation in secure premises.     Initiation and the blasting area must be specified in the rules. Article No. 338 exploders handles keys, keys or electrical detonation junction box must be blasters carried, transmitted to others is strictly prohibited. No blasting is energized, shall not handle or key into the exploders or electrical detonation inside the junction box.     After the blast, handle or the key must immediately be pulled out, take off your bus and twist it into a short circuit. Article No. 339 before blasting feet cord connection work can be performed by a specially trained team to assist blasters.     Blast straps connected to the foot line, check the line and power works, Blaster one operator only.     Before the blast, team leaders must be counted, after confirmation, parties must grant a detonating order.     Blaster after receiving the initiation command, you must first issue a blasting alarm, at least wait for 5s, before they can detonate. Charging hole should be blasting is completed.     Under special circumstances, and remained on duty there when not blasting the charging hole, blasting Blaster must be on duty at the scene to the next class clear the transfer. Article No. 340 after a blast, faces gun smoke is blown and Blasters, gas inspection workers and team leaders had first visited blast sites, check ventilation, methane and coal dust, roof, residual burst of misfire, frame, and so on.     If there is a dangerous situation, must be dealt with immediately.     When misfire section No. 341 after power on, blasters you must first remove the handle or the key, and blasting on the bus from the power supply off, twisted to form a short circuit, wait some time (when using the instantaneous electric detonator, at least 5min when delay electric detonators are used, at least 15min), along the only road checks, find out why misfire. Misfire section No. 342, when blasting residue must be carried out under the guidance of the group leaders, and should be disposed of on duty.     If not disposed of on duty, contradicting the Blaster must make clear connection of the Blasters in the next class.     When dealing with misfire, you must comply with the following provisions: (a) due to misfire caused by poor connections can rewire ignition.    (B) from the misfiring gunner 0.3M beyond the new hole parallel to the misfiring gunner, reloading initiation. (C) no picks gunner removed the original placement plane or from the primary volume pull the electric detonator or detonating explosive.     Gunner residual residual explosive is strictly prohibited whether or not continued to the end of understanding; with holes cut out of the way is strictly prohibited drugs; is strictly prohibited to use compressed air to blow the misfire (residual explosive) hole.     (D) the misfiring gunner after the blast, Blaster must scrutinise FRY falls of coal, waste, collecting unexploded detonators.     (E) the misfire disposed of before, is strictly prohibited on the site and processing work unrelated to misfire.     Article No. 343 of explosive material and explosive materials release 30m range near the Chamber, blast is strictly prohibited.     No. 344 excavation or extension shaft to bottom face transporting explosive materials and charging in the shaft, in addition to personnel responsible for blasting, signal, and water pump drivers, others must be evacuated to the surface or upper level roadway.     No. 345 excavation or extension shaft assembly primary volume work can be carried out in the private rooms on the ground.     Private room away from the wellbore, plant, buildings and the main pathway of safety distance must comply with the relevant regulations of the State, with shaft distance shall not be less than 50m.     Non-explosive volume and shipped within the explosives in the same explosive material container bottom face.     Article No. 346 at the time of excavation or extension shaft, must be on the ground or in horizontal tunnel blasting.     Blasting bus and electric initiation before the junction box wire connected, all electrical equipment must be powered down in the wellbore.     Only in blasting to complete charging and connection work, all the trapdoor open, well, well inside the total withdrawal of personnel, equipment, tools, upgrade to a safe altitude, before blasting.     After blasting ventilation, you must carefully check the shaft, clear the well caved in circle, lifting magnets or other devices of the waste rock.     Demolition bucket after checking at the bottom face, bucket may not (Editor's Note: the left foot and right for Nathan) hit the face.     Section I of the eighth transport, lifting and air compressor entry and inclined roadway transport No. 347 gas mines use locomotive transport, shall comply with the following provisions: (a) low gas mine into the wind (wind pressure ventilation) in main haulage roadway, use overhead line electric cars, but must use non-combustible material supporting in roadway. (B) high gas inlet (air pressure ventilation) in main haulage roadway, use mine explosion-proof special battery locomotive or mine explosion-proof diesel engine cars.     If using frame line motor car, must comply with following provides: 1. along seam or through seam of roadway must masonry arch or anchor spray support nursing; 2. has gas emission of dig into roadway of back romantic, shall not into has frame line of roadway in the; 3. used carbon pigment skateboard or other can reduced sparks of set electrical; 4. frame line motor car must installed portable methane detection alarm instrument.     (C) excavation in rock roadway, use mine explosion-proof special battery locomotive or mine explosion-proof diesel engine cars.     (D) gas-main return airway of the mine and the mining district, in the air, you should use the mine explosion-proof special battery motor car or mine explosion-proof diesel engine cars.     (E) coal (Rock) and methane outburst mines and gas out in the area, if used within the main airway pressure ventilation locomotive transport, you must use the mine explosion-proof special battery motor car or mine explosion-proof diesel engine cars. No. 348 cab drivers must follow instructions lane before driving to signal his train. Locomotive operation, no head or lean out of the car.     Driver when you leave your seat, you must cut off the motor power, the controlling hand is taken off, harden the brakes, but do not close the lights.     Article No. 349 maintenance locomotive and car must be regularly, and always check, found hidden in time.     Locomotive brakes, lights, alarm (horn), connection device, and sanding equipment, any abnormal or explosion-proof when the partial loss of explosion-proof performance, may use the locomotive.     Article No. 350 when the mine explosion-proof diesel engine shall comply with the following provisions: (a) the exhaust vent temperature should not exceed 70 ℃, the surface temperature may not exceed 150 ℃.     (B) the discharge of harmful gas is diluted by airflow of roadway, its concentration must comply with the provisions of this procedure is the 100th article. (C) each part shall not be made of aluminium alloy, the use of non-metal materials with flame-retardant and antistatic properties. Tanks and piping must be of non-combustible material used.     The maximum capacity of the tank shall not exceed 8h of oil consumption.     (D) the flash point of the fuel should be above 70 degrees centigrade.     (V) suitable fire extinguishers must be configured.     Article No. 351 of locomotive transport, shall comply with the following provisions: (a) before the train or locomotive alone must have lights, red lights after.     (B) during normal operation, the locomotive must train front end. (C) of the same section of track, not driving non-motorized vehicles.     If you need to travel, must be agreed by the underground transportation dispatching station.     (D) train through the throttle body, must have as the train goes through to make the throttle device can receive the sound and light signals on both sides. (E) installation of road signs and roadways within the police force.     Car dealers near the tunnel mouth, Chamber, curves, switches, slope is large and lots of noise, as well as in front of the vehicle or when the sight-impaired, are required to reduce speed and sound an alarm. (F) the provisions of the emergency stop signal must be sent useful lamp.     Non-hazardous conditions, no person shall use the emergency stop signal.     (G) the 2 locomotives and 2 trains on the same track in the same direction while driving, you must keep a distance of not less than 100m. (H) the determination of train braking distance at least once a year 1.     Delivery of materials must not exceed 40m; transport personnel must not exceed 20m.     (IX) or driver's sight blocked sections of the curve, and trains were busy blocking signal should be set; in new construction and extension of the large yards and at the bottom of mine transportation roadway, set signal focused on blocking system.     No. 352 in new construction or extension of mine, run a 7T locomotive or 3T harvesters and above and above the track, no less than 30kg/m of the rail should be used. No. 353 mine tracks must be in accordance with the standard installation. Orbit of main haulage roadway paving quality should meet the following requirements: (I) fasteners must be complete, strong and consistent with rail.     Rail joint gap not greater than 5mm around and the error cannot be greater than 2mm.     (B) line 2, top of rail height difference and outer rail according to the design height of the curve and inner tread surface height deviation, shall not be greater than 5mm.     (C) straight and widens after the curve on the gauge deviation for +5mm, lower to -2mm.     (D) set the gauge Rod within the curve. (E) the sleepers should be consistent with the number of specifications and standards, pitch deviation must not exceed 50mm. Ballast size and thickness of paving, the standard requirements, under the sleeper tamping.     The ballast should be cleaned regularly, no clutter, no coal, no water retention. The same line you must use the same type of rail.     Rail-type turnout shall not be less than the rail line models.     Mine railway used during maintenance should be strengthened, preventive maintenance.     No. 354 overhead line electric locomotive running track shall conform to the following requirements: 2 (a) between two parallel steel rails, every 50m should be connected 1 section not less than 50mm of copper or other equivalent resistance of a wire. (B) all rail joints on the lines, you must use Rails or wire welding process to connect.     Each seam resistance when connected, shall not be greater than the following: 1.15kg/m steel, 0.00027 ω; 2.18kg/m rails, 0.00024 ω; 3.22kg/m rails, 0.00021 ω; 4.24kg/m rails, 0.00020 ω; 5.30kg/m rails, 0.00019 ω; 6.33kg/m rails, 0.00018 ω; 7.38kg/m rails, 0.00017 ω;     8.43kg/m rail, 0.00016 ω. (C) does not call back between track and overhead line electric car and must be insulated. 2 track as its first insulating joints; second insulation points located in the back of the orbit, the insulated point must be greater than the distance between the first 1 length of the train.     The insulation must be regular inspection and maintenance to maintain reliable insulation.     Is connected with the overhead line electric car line on the track when there is a wire rope span, steel wire ropes shall not contact with the track.     No. 355 overhead line electric car using a DC voltage must not exceed 600V.     Section No. 356 starting rail, motor vehicle suspension height of the overhead lines shall meet the following requirements: (a) in the pedestrian tunnel, parking lots and sidewalks and roadways crossing of transport place not less than 2m; not pedestrian in the roadway within not less than 1.9m.     (B) at the bottom of Park, from the bottom to the bus not less than 2.2m.     (C) on the ground or in industrial premises, not with other roads cross the district not less than 2.2m. No. 357 electric locomotive for overhead line breaks or House beam shall be not less than the distance between 0.2m. Distance of the suspension insulators for overhead lines of electric locomotive on each side shall not exceed 0.25m.     Motor vehicle overhead suspension point spacing shall not exceed 5M in the line, shall not exceed table 4 values inside the curve segment.     Article No. 358 main haulage road longer than 1.5km, work with mechanical movement of personnel.     Do not use fixed mine car, flipping the compartment carriages type Harvester, bottom-unloading mine car, materials, vehicles and flatbed transport personnel.     Article No. 359 vehicles transporting personnel, shall comply with the following provisions: (a) before classes start, should check the connected device, such as axles and brakes.     (B) is strictly prohibited while transporting explosive, flammable or corrosive materials, or pinned items.     (C) train speed should not exceed 4m/s.     (D) personnel on and off lighting, overhead lines must be installed switches or automatic transmission switch, staff must be cut off when getting on and off the section overhead line power supply.     (E) double-track tunnel bus must be set signal interval locked and when getting on and off, no other vehicle by car into the field.    Article No. 360 bus must comply with the following provisions: (A) follow the driver and crew chief of command, before driving, you must close the door or put on protective chain.     (B) the human body and tools and spare parts carried by non-exposed out of the car.     (C) train and have not stopped when, on and off and stood in the car is strictly prohibited.     (D) is strictly prohibited on the locomotive or between any 2-car ride.     (E) non-overcrowded ride.     (F) when a vehicle off the road, must be issued to the driver immediately stop signals.     Bache, jump and harvesters is strictly prohibited. Article No. 361 battery charging room must be used in underground mine explosion-proof electrical equipment.     Determination of voltage, the ordinary voltmeter can be used, but must be made after open battery cover 10min.     Underground mine explosion-proof electrical equipment for battery locomotive, maintenance must be open in the garage. When No. 362 hutching, must comply with the following provisions: (a) 1 push only 1 car. Harvesters is strictly prohibited on both sides of stroller.     To the cart with the spacing when the track grade is less than or equal to 5 ‰, shall not be less than 10m; when the gradient is more than 5 per thousand, shall not be less than 30m. (B) when the cart must always pay attention to the front.     Start cart, parking, off road, found front obstructions or from local carts down steep and close switches, curve, tunnel mouth, damper, cave exit, strollers must give timely warning.     (C) no flying cars.     When roadway gradient is more than 7 thousand, no human cart.     Article No. 363 meet vehicles must be equipped at both ends, each end protruding length must not be less than 100mm. No. 364 shall automatically glide vehicle parked on the ramp.     Really necessary when parked, you must use reliable brakes the vehicle hold.     Article No. 365 officers up and down the main inclined shaft, vertical depth of more than 50m, the mechanical transport of personnel should be used. Article No. 366 inclined roadway vehicles must have a lid for movement of personnel, vehicles must be equipped with reliable parachute gear.     When the rope is, anti-dropping device automatically or manually operated.     Article No. 367 inclined roadway vehicles carrying personnel must have an escort, and people had to sit in the car with manual parachute gear knob or brake handle positions.     Before the movement of personnel in each class, you must check one connection device, chain and fall-proof machine, and must be placed 1 empty.     No. 368 overhead carrying human device to transport personnel should comply with the following provisions: (a) drift angle shall not exceed the design value.     (B) the distance between pedal and one side of the roadway shall be not less than 0.7m speed shall not exceed the 1.2m/s, take the space shall be not less than 5M.     (C) the drive unit must have brakes.     (D) the hangers and connections between the traction wire ropes shall not automatically release.     (E) the next point ahead, be equipped with safety devices for automatic parking.     (Vi) persons to sit in the run, may arise from the boom swinging, not hand traction wire ropes shall not touch any nearby objects.     (VII) while transporting persons carrying explosives is strictly prohibited.     (VIII) the entire unit must be checked 1 times a day and found the problem and deal with it.     Article No. 369 of inclined shaft man car must be set with the car on the way to run any site can send emergency stop signal to the driver of the device. Multi level transport, the signal must be sent from each level are different. Personnel, sites should be under suspension signs on.     Any section when each level must have signals.     Article No. 370 in the inclined roadway car upgrade must be used to comply with the following provisions: (a) the installation will run uninterrupted in the inclined shaft ropes, decoupling of the protective devices of vehicles stopped.     (B) in the yard installed to prevent non-running vehicles with ropes into yards or section of the retarder.     (C) in the upper flat entrance installation to control vehicular access to the linked sites car stop you pick.     (D) in the upper flat close to slope point, installation can stop a vehicle that is not coupled sliding in inclined drift car stop.     (E) under the grade change strategies place greater than 1 train length, set to prevent coupling the vehicle continue down sports car against a bar.     (F) installation of dumped in the yard can be issued when the alarm signal device. The car device must always be closed when opened.     Doubles as a vehicle of inclined shaft, at the time of promotion, the car in inclined roadway equipment and protective devices must be used to open and lock in a reliable way.     Article No. 371 inclined shaft hoist must be used to comply with the following provisions: (a) the laying of track quality in line with the provisions of the present Regulation No. 353, and rail slide prevention measures taken.     (B) the rope pulleys (roll) according to the design requirements and remain flexible. (C) upper end inclined roadway there is sufficient overtravel distance.     Overtravel distance according to the angle of roadway, the design load, maximum lifting speed and parameters calculated actual braking force and reserve factor of 1.5 times.     (D) each yard has a car train hoisting signal Chamber and the man hole; each yard has a transport inclined shaft signaling and waiting room, waiting room has enough space.     When inclined shaft hoist No. 372 article, no pedal hooks, pedestrians. When an item is shipped, Hitcher must check before driving the tractor, connection and the load of each car.     Tractor set, bad connection or a loading overweight, high and wide or unbalanced load is in danger of serious and a roll, no train signal. Article No. 373 roller drive belt conveyor transport, shall comply with the following provisions: (a) you must use flame-resistant conveyor belts.     Idlers of belt conveyor of non-metal material parts and rubber rollers rubber compound, flame retardant and antistatic property must comply with the relevant requirements.     (B) there should be adequate lighting in the roadway.     (C) installation of drive roller skid protection pile protection and anti-deviation device.     (Iv) installation of automatic sprinkler protection, smoke and temperature.     (E) install of belt conveyor in main haulage roadway machines must also be installed: 1. conveyor belt tension fall protection devices and tear resistant protective devices; 2. prevent people and driven in the nose and rear rollers contact and guide roller fence.     (F) used in inclined shaft of belt conveyor, when shipped, must at once open to reverse and brakes; next shipment, installation of the braking device.     (G) the fluid coupling do not use combustible transmission media (variable speed fluid couplings are not affected by this limit).     (H) the belt conveyor pedestrians in the roadway across the conveyor should be located across the bridge.     (IX) should add soft starter of belt conveyor, downward belt conveyor shall be set soft brake.     No. 374 article used wire rope traction with type conveying machine transport Shi, must comply with following provides: (a) must installed following protection device, and regularly for check and test: 1. had speed protection; 2. had current and owes voltage protection; 3. wire rope and conveying with off slot protection; 4. conveying with local overload protection; 5. wire rope Zhang tight car arrived end and Zhang tight heavy hammer landing protection.     (B) in inclined roadway in the installation of spring or weight style brake and brake performance shall meet the following requirements: 1. braking torque with poor design maximum tension on the brake torque ratio shall not be less than 2, must not be greater than 3, 2. when the power loss of accident or of various protective devices can be automatically applied brakes. No. 375 roadways used wire rope traction belt conveyors or wire rope core belt conveyor transporting personnel, shall comply with the following provisions: (a) in the upper and lower personnel within the 20m section of the conveyor belt to the top of the tunnel vertical distance shall not be less than 1.4m, within a segment of the offset shall be not less than 1M.     Down when the offset between the upper and lower belt shall not be less than 1M. (B) shall not be less than the width of conveyor belt 0.8M speed must not exceed 1.8M/s.     Belt conveyor with wire rope traction belt rope slot to side width shall not be less than 60mm. (C) by persons shall not be less than the spacing of 4m.     Riding officers are permitted to stand or lie on your back, facing the direction and prohibiting the carrying of bulky items and long articles, it is strictly prohibited to touch the belt side. (D) the location of upper and lower personnel should be equipped with platform and lighting. Upside down platform length must not be less than 5M, width shall not be less than 0.8M, and railings. Top, human without support or suspension within the sector. Good location should sign or the sound and light signals, from the servant section in front of 2m at the end, be equipped with safety devices for automatic parking.     Coal unloading ports must be equipped with facilities to prevent personnel into the bunker.     (E) prior to transport personnel, must remove the item on the conveyor belt.     (F) the conveyor length shall be installed anywhere by taking officers or other personnel to operate the emergency stop device.     (G) the broken wires in steel rope core belt conveyor should be set with protective devices. Clause No. 376 monorail cranes, rail car, rack and rubber-wheel vehicle running slope, speed and load weight shall not exceed the design value, frictional coefficient of rubber tyred rail materials and shall not be less than 0.4.     Equipment of the most prominent part of the tunnel and open gaps between the most prominent part of the train, must comply with the provisions of this point of 22nd and 23rd. The No. 377 pieces of rail car, rack and rubber-wheeled vehicles running track, rail of not less than 22kg/m should be used.     Track laying quality should conform to the provisions of the present Regulation No. 353.     Article No. 378 monorail cranes, rail car, rack and rubber-wheel vehicle traction locomotive and driven winches, should have a reliable braking systems, and meet the following requirements: (a) the insurance brake and parking brake the brake force for 1.5~2 times rated traction force. (B) be equipped with both manual and automatic safety brake. Safety brake should have the following properties: 1. run 15% faster than the rated speed can automatically applying brake, 2. application RAM when idle time is not greater than 0.7s; 3. maximum load at maximum design speed on the maximum slope down runs, the stopping distance shall not exceed the equivalent of 6s travel at this speed;                                                           2-4. in minimum load maximum run time upward slope, braking deceleration degree no more than 5M/s.     (C) insurance and parking brake devices, shall be designed to be fail safe. Article No. 379 monorail cranes, rail car, rack and the traction of the rubber-wheeled vehicles on the locomotive or car, you must install headlight and Horn, the train's tail has a red light.     Wire rope traction rail car and monorail transport system within the required train drivers and traction winch driver contact signals and communications equipment. Ascension No. 380 of vertical shaft lifting shaft section II personnel, cage or skip with a room should be used.     In the wellbore operations or for other reasons, you need to use when you skip or emergency tank movements in General for people, to develop safety measures.     During the drilling, vertical shaft lifting personnel can use bucket and comply with the following provisions: (a) non-rotating hoist rope should be used. (B) the bucket must be along the Guide wire rope lifting.     Early in the sinking, has not yet been installed tank road, bucket lift distance shall not exceed 40m; lifting magnets underneath when drilling canning road sections must not exceed 40m; shaft depth exceeds 100m, the suspension wire ropes for lifting magnets cannot double as tank road.     (C) must be installed above the bucket umbrella.     (D) the bucket do not sit on the edge of people.     (E) equipped with buckets of material shall not take people. (F) with automatic tipping bucket lift staff, must have a safety device to prevent bucket flipped.     No end of open type bucket lift personnel. (G) the bucket raised to the ground personnel must be in and out of the bucket from the wellhead platform, and is only allowed in the bucket stops and the trapdoor closed in and out of the bucket.     Double bucket ascends, manhole cover door may not be open at the same time.     No. 381 line for lifting and lifting personnel cages with the materials (including human skip) shall meet the following requirements: (a) the catch should be set to open at the top layer of iron or iron gate, a handrail on both sides.     (B) bottom had to put plate, if when the hole is required, you must set the solid doors; both sides of plate retaining strict, and may not have holes. (C) import and export must install tank or cage curtain door, height shall not be less than 1.2m. Tank or cage curtain bottom edge distance from the bottom of the tank shall not exceed 250mm, cage curtain Rails spaced not greater than 200mm.     External tank door is allowed to open, gate axis must be off prevention.     (D) lifting harvesters of cages must be fitted with a retarder. (E) single and multiple layers of cages cage top height (except for the main lever with spring) shall not be less than 1.9m, the other layer height shall not be less than 1.8M.                                                Main pull rod must be protected with spring sleeve.     2 (f) within the cage each possession of the effective area shall not be less than 0.18m. Layer 1 can accommodate size cage should be clearly defined.     Exceed the specified size, hanger on must be stopped. Lifting device Article No. 382 of maximum load and maximum weight difference should be announced at the wellhead, never overload and poor Super truck running.     Skip hoisting weight-fixed loading must be used.     Article No. 383 lifting people or lifting personnel and materials hoist cage, with rooms at skip, the installation of reliable parachute gear. No. 384 article shaft using cage upgrade Shi, wellhead, and bottom and middle transport Xiang of security door must and tank bit and upgrade signal joint lock: cage in place and issued parking signal Hou security door to open; security door not close, only issued adjustable peace for layer signal, but sent not out drive signal; security door close Hou to issued drive signal; issued drive signal Hou, security door playing not open. , Transport of bottom and middle lanes should be installed at the wellhead rocking and cage to stop position, car stop and hoisting signal system interlocking: cage is not in place, fit shakes, couldn't open the car stop; shake does not lift, retarder are not closed, unable to drive signals. Shaft head and bottom when you use tanks, must set locking device for tank, tank is not open, no drive signal.     Lifting persons, prohibited the use of tanks.     No. 385 article upgrade container of tank ear in installation Shi and tank road Zhijian by left of clearance: using sliding tank ear of rigid tank road each side shall not over 5mm, wood tank road each side shall not over 10MM; wire rope tank road of tank ear sliding sets diameter and wire rope diameter of poor shall not is greater than 5mm; used wheel tank ear of combination steel tank road of auxiliary sliding tank ear, each side clearance should keep 10~15mm.     Article No. 386 of cage and cage when wear reaches the following degrees, it must be replaced: (a) either side of the wooden guide wear more than the 15mm or the total clearance of more than 40mm.     (B) the rail guide either side wear of rail head over 8mm, or waist and wear than the original thickness of 25%; wear 8mm on either side of the cage, on one side or in the same cage and cage wear of more than 10MM, or cage and cage total clearance of more than 20mm.     (C) steel tanks either side of the road wearing more than the original thickness of 50%.     (D) the wire cable guide and sliding sleeve the total clearance of more than 15mm.     Article No. 387 hoisting container and hoisting, tanks, and wall beams, minimum clearance between Jing Liang, must comply with the provisions of table 5.     Hoisting container after installation or maintenance, 1th gap must be checked before driving, do not meet the requirements, not to drive.     Steel wire cable guide when upgrading when there is clearance between the container is less than in table 5 must be fortified into rope.     When drilling, 2 upgrade guide device of gaps between the most prominent part of the container shall be not less than 0.2+H/3000m (h-lift height, m); shaft depth is less than 300m, these clearances shall not be less than 300mm. No. 388 steel rope road preference should be sealed with wire rope. Each hoisting container (or balance) when has 4 Guide ropes and minimum stiffness coefficient of each guide rope shall be not less than 500N/m, the Guide rope tensioning force shall not be less than the difference between the average tension of 5%, inner tension, lateral tension forces. 1 hoisting container (or balance) when only 2 Guide ropes, stiffness of each guide rope shall be not less than 1000N/m, the Guide rope tension should be equal.     2 root of main hoist rope Ascension rope must be in the same twisting or non-rotating wire rope. No. 389 of metal mast and pit guide beams fixed and corrosion and other equipment should be checked 1 times a year. Found loose, reinforcement or other measures to be taken; found that coating flaking, should make up brush preservatives.     Inspection and processing of the results shall be recorded.     Construction with a metal mast, should be coated with a preservative after each shift.     Article No. 390 maintenance personnel while standing on top of the cage and skip work, you must comply with the following provisions: (a) on top of the cage and skip, and installation insurance umbrella, and railings.     (B) must wear seat belts.     (C) hoisting speeds, usually 0.3~0.5M/s, the maximum shall not exceed 2m/s.     (D) repair of signal must be safe and reliable. No. 391 article upgrade device of the part, including upgrade container, and connection device, and anti-pendant device, and tank ear, and tank road, and resistance car device, and tank seat, and shake Taiwan, and handling equipment, and days round and wire rope, and upgrade winch the part, including drum, and brake device, and depth indicator, and anti-had volume device, and limited speed device, and adjustable rope device, and drive device, and motor and control equipment and various protection and locking device,, daily must by full-time personnel check 1 times, monthly also must organization about personnel check 1 times.     Found the problem, must be dealt with immediately, inspection and processing of the results shall be recorded.     Article No. 392 of the well and the bottom station must have a hanger on. Staff at the pit, must comply with the tank system, follow the Hitcher's orders.     Drive signal is issued is strictly prohibited in and out of the cage.     Is strictly prohibited in the personnel and materials within the same layer cage promotion. Article No. 393 each lifting devices must be connected from the bottom signal to the wellhead signals and signal power to the winch driver signal device at the wellhead. Signal device at the wellhead must control loop phase lock of the winch, only after the Bellman send a signal at the wellhead, winch before starting. Besides common signal devices, must also have a standby signal device.     Yards between the wellhead and at the bottom, between the wellhead and the winch driver, in addition to the above signal device, you must also install direct phone.     1 lift several levels of service when using signals from each level must be different.     No. 394 Depot signal through the wellhead at the bottom signal forwarding cannot go beyond the wellhead signal directly to the winch driver's signal, but when one of the following, are not affected by this limit: (a) the emergency stop signal is sent.     (B) skip hoisting (does not include personnel with a skip in the world).     (C) single vehicle winding.     (D) signal interlocking automatic lifting system. Article No. 395 in multi-tier cage lift personnel or material, upper and lower car platform must be provided on each floor signals.     When the Bellman send a signal, you must comply with the following provisions: (a) the well under the level of the total signal collected the signal of the level of signals, signals the signals at the wellhead.     (B) the total signal collected at the wellhead wellhead signals and signal workers after receiving the signal underground signal workers before they can signal the winch driver.     Signal system must be installed to ensure signal locking device in the above order. Article No. 396 in the lifting speed is greater than the 3M/s lifting system must be fortified into beams and supporting cage device, anticollision beam shall not and for other purposes.     Anticollision beam must be able to stop the volume rising container or counterweights; and supporting cage device must be able to impact crash beams and then falling container or a living trust and that his whereabouts are within 0.5M.     Article No. 397 of hoisting device volumes and shall conform to the following provisions: (a) cage and skip hoisting, overwind height and distance shall not be less than the values listed in table 6.    (B) the bucket raise, their height shall not be less than the volume according to table 6 to determine the value of 1/2. (C) within some overwind height or distance, Ying An established reliable buffer. Buffer should be able to roll at full speed (put) containers or counterweight stops smoothly and promise not to reverse decline (or rebound).     Bucket lifting is not affected by this limit.     (D) the distances shall not be stagnant water accumulation and debris. Section wires and connections Article No. 398 use and care when the hoist rope, must comply with the following provisions: (a) after the arrival of new rope, acceptance inspection should be carried out by the inspection unit.     Qualification should keep an alternate, to prevent damage or corrosion.     (B) the wire rope must be saved for each volume includes the factory-manufacturer certificate, certificate of complete original data.     (C) the custody of more than 1 year of wire rope, in front of the suspension must be 1 and test qualified before the use.     (D) 18mm in diameter and designed for wire ropes for lifting materials (except for the hoisting rope), factory certificate, Visual inspection no damage and corrosion, can be the first paragraph of this article does not (a), (c) testing of required.     Article No. 399 testing of hoisting wire rope shall be used in accordance with the conditions of the equipment and methods, test cycle, the following requirements: (a) the lifting or lifting personnel and materials of the steel wire rope, since being hoisted every 6 months 1; suspension wire rope lifting magnets, every 12 months 1.     (Ii) steel wire ropes for lifting materials, 1th hoisted 12 months from the time tested every 6 months 1.     Friction wheel winch steel wire ropes, balancing wire rope diameter is 18mm and designed for steel wire ropes for lifting materials (except for the hoisting rope), are not affected by this limit.     Hoisted the No. 400 uses steel wire rope safety factor must be consistent with those stipulated in table 7.     Article No. 401 lifting device using wire rope while doing periodic inspection, a safety factor of one of the following conditions, it must be replaced: (a) designed for lifting persons with less than 7.     (Ii) steel wire ropes for lifting people and materials: lifting persons less than 7; lifting material is less than 6.     (C) designed for lifting material and fly the lifting magnets of less than 5. No. 402 article new wire rope hanging Qian of test (including acceptance test) and in with rope of regularly test, must by following provides implementation: (a) new rope hanging Qian of test: must on each root wire do pulled broken, and bent and reverse 3 species test, and to nominal diameter for associate on test results for calculation and judge: 1. not qualified wire of broken area and wire total broken area of than reached 6%, shall not as lifting personnel; reached 10%, shall not as lifting material; 2.     Is subject to qualified steel tensile breaking force the sum calculated safety factors, such as below the provisions of this regulation Article No. 400, the wire rope shall not be used. (B) the periodic inspection of the rope: you can only pull off of each wire and bending 2 test.     Test results are still subject to nominal diameter is calculated and determined: 1. failed wire basal area and total basal area than when you reach 25% wire, the wire rope must be replaced, 2. is subject to qualified steel tensile breaking force the sum calculated safety factors, such as less than when the provisions of the present Regulation No. 401, the steel wire rope must be replaced.     (C) the new ropes and ropes of toughness value must conform to the requirements of table 8. Article No. 403 of the friction wheel hoist rope use period shall be not more than 2 years period of balanced use of wire rope shall be not more than 4 years.     If the broken wire in wire rope, diameter narrow and does not exceed the degree of rusting procedures No. 405, No. 406, No. 408 of the rules may continue to be used, but should not exceed 1 year. In the wellbore suspended pumps, grab the rope and use period is generally 1 year hanging water pipes, air ducts, expected to lose control, safety rope ladders and cables, using the term for 2 years.     Identified by the check after the expiration, rust does not exceed the provisions of the present Regulation No. 408, may continue to be used. Article No. 404, guide ropes of steel rope must be checked 1 time every day, balancing wire rope, parachute gear brake lines (including buffer rope), overhead carrying human device of wire rope, wire rope driven belt conveyor with wire rope suspension rope must be checked at least once a week and shaft 1. Damaged and broken wires or corroded section of parking more detailed examination. Projecting part of a broken wire should be cut in check.     Inspection results should be recorded in the steel wire rope inspection record book.     Article No. 405 of twisted and broken wires within the 1 wire rope twist from the basal area and total basal area of the wire, meet the following values must be replaced: (a) the lifting or lifting personnel and materials of the steel wire rope is 5%.     (B) designed for lifting material of wire rope, balancing wire rope, parachute gear brake wire (including buffer rope) and doubles as a carrier of wire rope driven belt conveyor with wire rope is 10%.     (C) the Guide wire rope is 15%.     (D) the overhead carrying human device, designed for endless rope haulage and designed to transport materials of wire rope driven belt conveyor with wire rope is 25%.     Article No. 406 is subject to nominal diameter of the wire rope when calculating diameter reaches the following values must be replaced: (a) hoisting rope or brake the wire rope is 10%.     (B) the Guide wire rope is 15%.     Use sealing wire outer wire thickness wear is 50% and must be replaced.     No. 407 suffered wire rope running tanks, stopping suddenly violent when you pull, you must immediately stop checking, find one of the following conditions must be force to cut off or replacing Quan Sheng: (a) the serious distortions or deformation of wire rope.     (B) the broken wires exceeds this procedure is provided for in No. 405.     (C) the diameter reduction over this procedure is provided for in No. 406.     (Iv) subjected to violent rally more than the length of a stretched 0.5%.     Wire rope during the sudden increase in the number of broken wires or extension suddenly speeding up, must be replaced immediately.     No. 408, wire ropes steel wire with black, rust, pitting, pits and other damage, shall not be used for lifting persons.     Serious corrosion of the steel wire rope, or corrosion pits forming grooves, or outer layer of wire loose, doesn't judge whether wire rope diameter or number change must be replaced immediately.     No. 409 article using has joint of wire rope Shi, must comply with following provides: (a) has joint of wire rope, only can in following equipment in the using: 1. drift transport equipment; 2.30 ° following tilt well Xiang secondary for lifting material of winch; 3. oblique Xiang promise rope winch; 4. oblique Xiang overhead took people device; 5. oblique Xiang wire rope traction with type conveying machine.     (B) the wire rope used in inclined roadway, the plug must be less than 1000 times the diameter of wire rope. Article No. 410 balancing wire rope length must be commensurate with the hoisting overwind height to prevent volume corruption balancing wire rope.     When you use the round balance rope, must avoid the balance device of wire rope kinks.     No. 411 of the main lifting device must be provided with alternate wire rope inspection.     The use of wire rope in, should be based on well conditions and corrosion, oil 1 on at least monthly.     Friction-wheel lifting device of hoist rope, only came up special coating, wire rope oil (increased wear grease) but does not bypass the friction wheel part of the steel wire rope must be preservation. Article No. 412 of shaft hoisting and lifting steel wire rope connection wedges should be used to connect devices. When replacing the wire rope at a time, you must connect the main mechanical parts inspection, after passing may continue to use.     Cumulative age of wedge-shaped connection: single rope Ascension may not exceed 10 years; the rope hoist shall not be more than 15 years.     Slope roadway transportation, connection between the harvesters, the connection between harvesters and wire rope, connecting devices must be used and cannot off on their own, and added safety lines.     Steel wire ropes for inclined roadway transport connections, every time when the steel wire rope must be twice as long as its maximum static load tensile test.     Harvesters for transport of inclined shaft connection device must be at least 1 time a year twice times its maximum static load testing. No. 413 new installation or major repair of fall-proof machine, need for decoupling test, qualified before the use. Mine shaft cage to use fall-proof machine, 1 non-decoupled test every 6 months, 1 year decoupling experiments. The use of inclined shaft man car falling prevention device should be class 1 Manual falling gate test, per month for 1 static rope barricades test, 1 times a year overloaded decoupling test at full speed.     Connection and transmission sections of the fall-proof machine, must always in a flexible State. No. 414 article shaft and inclined using of connection device of performance index and voted with Qian of test, must meet following requirements: (a) various connection device main by force parts to broken broken strength for associate of safety must meet following provides: 1. designed for lifting personnel or lifting personnel and material of upgrade container of connection device, not is less than 13; 2. designed for lifting material of upgrade container of connection device, not is less than 10; 3. inclined people car of connection device, not is less than 13; 4. harvesters of car beam, and     Meet and connection bolt, not is less than 6; 5. promise rope of connection device, not is less than 8; 6. bucket of connection device, not is less than 13; 7. chisel well with lifting magnets, and security ladder, and pump, and grab of hanging device, not is less than 10; 8. chisel well with wind tube, and pipes, and wind tube, and note pulp tube of hanging device, not is less than 8; 9. tilt well Xiang in the using of monorail crane, and card rail car and tooth rail car of connection device, shipped when not is less than 13, shipped real Shi not is less than 10.     (B) the variety of chain and bucket handle safety, must be subject to the camber beam theory calculation of stress, and also meet the following 2 requirements: 1. the safety factor based on the yield strength of the material and not less than 2.5, 2. to simulate the computation of tensile safety factor, not less than 13.     (C) the force impact work all kinds of connected devices must comply with the following requirements: 1. at room temperature (15 c), greater than or equal to 100J; 2. low temperature (-30 c), greater than or equal to 70J.    (D) chain and connecting harvesters, such as rings, chains and latches, you must do the following: 1. the production, sampling must be done breaking test, do not meet the requirements must not be used; 2. prior to initial use and after every 2 years, you must individually to twice times its maximum static load pull test, crack or permanent elongation of more than 0.2%, may be used.     When digging shaft and inclined shaft No. 415 article, lifting device connection device for lifting people and materials shall not be used for other purposes.     Fourth section upgrade device No. 416 article except mobile type of or auxiliary of winch outside, upgrade device of days round, and drum, and friction round, and oriented round and oriented roll, of minimum diameter and wire rope diameter of ratio, should meet following requirements: (a) Floorstanding and the has oriented round of Tower type friction upgrade device of friction round and the oriented round (including days round), well Shang shall not is less than 90, well Xia shall not is less than 80; no oriented round of Tower type friction upgrade device of friction round, well Shang shall not is less than 80, well Xia shall not is less than 70.     (B) lifting devices on drums and muffler angle greater than 90 ° of the sheave shall be not less than 80; muffler angle less than 90 ° of the sheave shall be not less than 60.     (C) underground and shaft sinking winch hoist drums, of overhead carrying human device in underground leading wheel and tail wheel, muffler angle greater than 90 ° of the sheave shall be not less than 60; muffler angle less than 90 ° of the sheave shall be not less than 40.     (D) the gangue winch drum and guide wheel, shall not be less than 50.     (E) the above lifting devices, such as using the enclosed hoist steel ropes should be the corresponding increase in the ratio of 20%.     (F) suspension pumps, lifting magnets, pipe rollers and wheels, sinking transport items when the winch drum and pulley, inclined shaft winding hoist wheels, gangue winch rope round roll and endless rope haulage guidance shall not be less than 20.     Article No. 417 shaft sheave, active friction wheel, steering wheel diameter or around the rope on the drum part of the minimum diameter of the most thick steel wire and wire rope diameter ratio, you must meet the following requirements: (a) the lifting device on the well, and not less than 1200.     (B) lifting device for downhole and drilling, no less than 900.     (C) lifting materials during the sinking winches and hoisting pumps, lifting device for lifting magnets, no less than 300. Article No. 418 days maximum turn of wire rope on the drum inside and outside angle must not exceed 1 ° 30 '.     Single-layer winding, inside angle should promise not to bite ropes.     Article No. 419 Twining layer of wire rope on the drum of lifting device consisting of no more than the following: (a) the lifting or lifting personnel in the mine shaft and lift items, 1; designed for lifting materials, 2 floors.     (B) the inclined shaft in lifting or lifting personnel and material, 2; lifting materials, 3 floors.     (C) lifting people and materials during construction, 2 floors.     (D) the existing production winches for mine in, if the installation of a transition in the roller rope wedge and drum drum intensity meets your requirements and edge height in accordance with the procedures under Article No. 420, according to the first paragraph of this section (a), (b) the set of layers 1.     Mobile or auxiliary designed for lifting materials (including waste Rock Hill to the bridge and upgrading) and shaft sinking period designed for lifting material to allow multilayer winding.     Article No. 420 Twining layer 2 or above level 2 on the drum when the wire rope, you must meet the following requirements: (a) the outermost 1-storey drum edge height of the wire rope, at least 2.5 times the diameter of wire rope.     (B) be equipped with belt Groove on the drum pad.     (C) wire transfer from the lower to upper-level critical sections (equivalent to 1/4 long ropes part) must be inspected regularly, and should be in every quarter to move the wire rope 1/4 rope locations.     The existing winch without a Groove gasket, as long as the roller plate etched with grooves or end of with 1 layer of wire rope for rope, can continue to be used.     Article No. 421 wire rope end when it is fixed to the drum, should meet the following requirements: (a) must have a special card Rong Sheng or device is strictly prohibited on the drum shaft.     (B) swallow must not have sharp edges, bending of wire ropes shall not be sharp corners.     (C) should always wrap 3 rope on the drum to reduce tension at the fixed, supplementary rope for there must be regularly inspected. Article No. 422 by wire rope sheave must be below the edge of the wheel, the height difference: hoisting sheave shall be not less than 1.5 times the diameter of wire rope; suspension with a wheel diameter of wire rope shall be not less than 1 time.     Paragraphs sheave liner worn 1 wire rope diameter depth is reached, or along side wear rope dia 1/2 is reached, it must be replaced. Friction Groove liner wear of the lifting device Article No. 423 remaining thickness shall not be less than the wire diameter, depth of Groove wear must not exceed 70mm, a hoist steel rope tension with average pressure difference shall not exceed ± 10%.                                                                              When replacing the wire rope, all wire rope must be replaced. 2 Article No. 424 with cage lift shaft when the acceleration and deceleration, shall not be more than 0.75m/s, its maximum speed shall not exceed the values obtained by the following formula, and the maximum must not exceed 12m/s.     (Editor's Note: this formula see manuscript)-v-maximum lifting speed, m/s; h-lift height, m.     Used bucket elevator shaft when the maximum speed when using a wire cable guide shall not exceed 1/2 of the above equation is obtained; when there was no cage shall not exceed 1M/s.     Article No. 425 of vertical shaft lifting materials, hoisting the maximum speed shall not exceed the values obtained by the following formula: (Editor's Note: this formula see manuscript)-v-maximum lifting speed, m/s; h-lift height, m.     Maximum speed of shaft with buckets when lifting items: when using wire cable guide shall not exceed 2/3 of the obtained by the above formula; when there was no cage shall not exceed 2m/s. Article No. 426 of inclined shaft hoisting the maximum velocity and maximum acceleration and deceleration shall meet the following requirements: 2 (a) lifting the speed at which people may not exceed 5M/s, and shall not exceed the maximum permissible speed of vehicle design.     The acceleration and deceleration when lifting, shall not exceed 0.5M/s.     (B) harvesters when lifting items, speed must not exceed 5M/s.     (C) when using skip lifting items, speed must not exceed 7m/s when laying fixed ballast and greater than or equal to 38kg/m when the rail, speed must not exceed 9m/s.     Article No. 427 lift following safety device must be installed and meet the following requirements: (a) prevent the volume device: when hoisting container exceeds the normal Terminal stop position (or the car platform), 0.5M, must be able to automatically power off, and enables the safety brake braking effect.     (B) to prevent excessively rapid device: when the speed exceeds the maximum speed 15%, must be able to automatically power off, and enables the safety brake work.     (C) the overload and under voltage protection device. (D) the speed-limiting device: lift speed hoist above 3M/s must be fitted with speed-limiting device to ensure that hoisting container (or balance) arrived at the Terminal position of speed does not exceed 2m/s.     If speed-limiting device for the cam plate, its 1, tour the rotation angle should not be less than 270 °.     (E) the depth indicator failure protection device: when the indicator failed, auto power off and safety brake will not function.     (Vi) gate gap protection device: when the brake clearance exceeds the specified value, alarm or automatically shuts off. (VII) matsunawa protection device: hoist winch matsunawa protection device must be set up and access security circuit and alarm circuit in wire rope slack can automatically power off and an alarm.     Skip to Ascend, after matsunawa protection device is strictly prohibited by the coal bin coal.     (H) the full storehouse protection device: skip hoisting coal warehouse full of wellhead can alarm and automatic power down.     (I) the deceleration function protection device: when hoisting container (or balance) when it reaches the designed speed, warnings and began to slow down.     Prevent the volume device, prevent over speed and speed-limiting device and decelerating device of double-line should be set independent of each other.     Vertical, inclined shaft winding hoist winches should be setting device.     Article No. 428 winch installation depth indicator, slowed when automatic warning alarm and not leave the seat that is able to manipulate the gate and safety brake, safety brake must be capable of automatic braking effect. Common use brakes and safety brake 1 brake brake, manipulate and control mechanism must be kept separate.     Double drum winch 2 sets of brake actuators must be kept separate.     Only 1 set with 2 sets of brake actuators double drum winch should be replaced each spring brake drum has its own control bodies.     Besides equipped with mechanical brake, hoist, should also be provided with electric brake.     Out of prohibited jobs, unauthorized adjustment of brake.     Article No. 429 safety brake weights must be used or spring-loaded brake, apart from steered by drivers in, must be able to automatically brake, and automatically cut off the lifting device power.     Commonly used brake adjustable mechanical braking device must be used.     Current use the manual brake winch, such as gate with reliable insurance may continue to be used.     Drum diameter for assisting material in 0.8M and below winch or lifting weight sinking below the 8T with stable vehicle, available manual brakes.     Article No. 430 when digging shaft, suspension stability of lifting magnets, water pumps and other equipment, the installation of reliable braking equipment and anti-reversing devices, and equipped with electrical latching. Article No. 431 Safety brake or first level by the protection circuit of the safety brake power to brake shoe into contact with idle time on the brake drum: compressed-air brake brake shall not be more than 0.5s, storage must not exceed 0.6s brake with hydraulic brake, disc brake shall not be more than 0.3s. For inclined shaft hoist, to ensure the emergency brake on rope and had to delay does not occur when braking, lift the idle time is not affected by this limit. Disc brake brake shoe clearance between the brake disc should be less than 2mm.     Safety brake applied gate, swing lever and brake shall not be remarkably elastic. Article No. 432 winch brakes and braking event, produced by moment and actually enhance the ratio of the maximum static load running torque of k value shall not be less than 3. Quality modular small winches, lifting overload safety brake braking deceleration exceeds the limits set out in Regulation No. 433, k safety brake can be reduced, but shall not be less than 2.     During the sinking, winch for lifting material value shall not be less than 2 k.     When you adjust the relative position of double drum winch drum rotation, brake drum brake torque that occurs, shall not be less than the drum hanging weight (wire rope and hoisting weights and weight) form the rotation torque of 1.2 times.     When calculating the braking torque, brake and brake shoe friction coefficient shall be determined according to the measured, generally use the 0.30~0.35; commonly used brake and safety brake torque should be calculated separately.     Article No. 433 of shaft and inclined shaft hoist safety brake that is used, all the mechanical deceleration must meet the requirements in table 9. On friction round type upgrade winch common gate and insurance gate of brake, except must meet this procedures No. 431 article and No. 432 article of provides outside, also must meet following anti-sliding requirements: (a) various load (full or no-load) and various upgrade State (Shang mention or decentralization weights) Xia, insurance gate by can produced of brake reduction speed of calculation value, cannot over sliding limit. Wire rope between the friction wheel and the friction coefficient not greater than 0.25.     Imbalance caused by the weight of the steel wire rope must be considered.     (B) under a variety of loads and upgrade the status and safety brake when the wire rope is not sliding.     Emergency braking with a common gate is strictly prohibited.     Calculate or check, to the second paragraph of article (a) is to prevail in equipment, to the second paragraph of this article (b) prevail.     No. 434 of the main lifting device must be equipped and under drivers and personnel movements at the shift of time, must be driver, Assistant driver monitoring.     Prior to lifting people in each class, should be open 1 empty, check winch action; but during continuous operation, are not affected by this limit.     Failure, must be reported immediately to the mine control room. No. 435 of mine main hoist installed new devices must be qualified before they can put to use.     Running equipment, must each year 1 examination, 1 test every 3 years, and found qualified before continuing use.     Inspection and test content should include the following items: (a) the safety device of the procedures provided for in Article No. 427.     (B) the sheave of vertical and horizontal level, with or without flange bending deformation and spoke.     (C) the electrical and mechanical devices and control systems.     (D) the adjustment and automatic recording device and depth indicator status and sophistication.     (E) check the brakes and safety brake clearance and connection, fixed, and checking its braking torque and non-slip condition. (F) test safety brake braking deceleration and idle time.     For the friction wheel hoist, to verify the wire rope to slip during the braking process.     (G) test disc brake fitted brake pressure.     (H) the frame deformation, damage, corrosion and vibration.     (IX) and fixed vertical pit Guide.     Inspection and test results must be written into the report defects found, measures must be improved, and deadlines to resolve.     No. 436 of the main lifting device must have the following information, and to keep: (a) the winch specifications.     (B) the winch Assembly diagram.     (C) brake chart and diagram of the brake system.     (D) electrical system diagram.     (E) the lifting device (winch, wire rope and sheave, hoisting, parachute gear and tank farm road), check the record books.     (Vi) wire rope inspection and replacement of the record book.     (G) the safety protection device test log book.     (H) the record book.     (IX) responsibility and equipment standards.     (J) the driver shift record book.     (11) operation.     Braking systems, electrical systems, lifting equipment technical features and personal responsibility, should be hung in the winch room. No. 437 fifth air compressor the air compressor must have a pressure gauge and safety valve. Pressure gauges must be calibrated on a regular basis. Safety valve and pressure regulator must be reliable, and pressure of the relief valve must not exceed the rated pressure of 1.1 times. Using oil-lubricated air compressor installation of oil protection equipment or fuel signal display devices.     Water-cooled air compressor must be installed or have water cut-off protection device signal display devices. Article No. 438 single cylinder air compressor discharge temperature shall not exceed 190 ℃, twin-cylinder must not exceed 160 ℃.     The installation of temperature protection device, the over-temperature automatic cut off power supply.     Air compressor inlet filter must be set.     Air compressor must use a flash point of not less than 215 c compressor oil. Article No. 439 air compressor air bag, on the ground should be located outdoors in the shade, under well should be located in the smooth areas. In the underground, stationary compressors and air bags should be set in 2 different cave.     Air bag of the temperature should be kept below 120 ℃, and equipped with over-temperature protection device, which automatically cut off the power supply and alarm when over-temperature. Wind packs must be installed on reliable safety valve and discharge valve and check for holes. Wind the grease in the bag must be periodically cleaned. New installation or inspection of the wind bag, 1.5 times working pressure air compressor pressure test.     Packs of the pipeline must be installed in the wind pressure-release valve, pressure-relief valve diameter must not be less than the diameter of the duct, releasing the pressure is 1.25~1.4 times the maximum working pressure of the air compressor.     Nineth chapter electrical section I General provisions Article No. 440 of mine surface, underground electrical equipment, power and communication systems design, installation, inspection, operation, maintenance, testing, and security work, can be carried out with reference to the relevant department procedures in case inconsistent with this regulation, and should be implemented according to the procedures. No. 441 mine should have two power lines. When electricity supply was cut when either circuit fails, another full load circuit should be able to take mine.     Annual output of mine when using a single loop-powered 60000t, must have a spare power supply standby power supplies must meet the requirements of ventilation, drainage and improvement.     Mine two-circuit power supply line are not allowed to tap load.     Under normal conditions, mine operation mode of power supply should be disaggregated by, a second loop runs another loop must be charged, in order to ensure continuity of supply.     10kV and below the mine not total erection of overhead power lines.     Mine is prohibited to install on the power line load dispensers. No. 442 of the underground levels central (with), the main drainage pump station and mountain mining district drainage pumping station power supply line shall not be less than two-circuit.     When either circuit when electricity supply was cut and the remaining circuit should be able to take full load.     Main fan, promotion of vertical shaft winch, gas drainage pump and main equipment room should each have two circuits directly from the same (with) that the power supply line feeding out; when subject to conditions, a loop can be quoted from the above distribution equipment of the same equipment.     Above this article should come from their own transformer and power supply line bus, should not take any load on the line.     The above equipment control circuits and auxiliary equipment, must have equal footing with major equipment and reliable backup power.     Article No. 443 underground distribution transformer neutral-point earthing is strictly prohibited.     No ground level neutral-point earthing of transformer or generator directly to the underground power supply.     Article No. 444 underground electrical equipment must comply with the requirements of table 10.     Common portable electric gauges, gas concentration must be 1% to the following location, and real-time monitoring of gas concentration.     Shall not be charged under Article No. 445 repair, relocation of electrical equipment, cables, and wires. Before repair or relocation, you must cut off the power supply, check the gas, gas concentration in the air in its roadway is less than 1%, and fitting in with the supply voltage electroscope testing; inspection without charge, conductor on the discharge can be carried out. Internal discharge control equipment, are not affected by this limit.     All the switch locking device must be able to reliably prevent the unauthorized transmission of to prevent unauthorized opening operation, switch must be closed when hand-cut off the power supply and hung "no transmission" warning signs have been posted, only perform this work is the discretion to remove the transmission.     No. 446 of operating underground electrical equipment shall comply with the following provisions: (a) non-professionals or electrical personnel on duty are not allowed to operate electrical equipment.     (B) the operation when the main circuit of high-voltage electrical equipment, the operator must wear insulated gloves and boots or worn electrical insulation insulated onstage.     (C) portable electrical equipment operating handle part must be in contact and work must be well insulated.     No. 447 easy encounter, exposed bare charged and mechanical turning and transmission parts and other protective facilities must install shrouds or compacting.     Article No. 448 levels in underground distribution voltage and the rated voltage of the electrical equipment shall comply with the following requirements: (a) high pressure does not exceed 10000V.     (B) low-voltage, not more than 1140V.     (C) lighting, signals, telephones and hand-held electric equipment power supply rated voltage does not exceed 127V.     (D) remote control circuit with rated voltage does not exceed 36V.     3300V electrical equipment used in mining area power supply, special safety measures must be established. Article No. 449 Underground low-voltage power distribution systems at the same time there are 2 or 2 or more voltage, low-voltage electrical equipment shall be clearly marked on its voltage rating. Article No. 450 mines must have the well, distribution systems, underground electrical equipment layout diagrams and electrical, phone, signal, motor car line sketch of plane laying and mapping on a regular basis as circumstances change.     Diagrams should indicate: (a) electric motors, transformers, power distribution equipment, signal devices, communication devices and other installations.     (B) each device type, capacity, voltage, current type and other technical characteristics.     (C) feed line short circuit, over load protection setting value, the rated current of the fuse and be protected trunk and branch the farthest point of two-phase short circuit current values.     (D) the line cable cross section of the purpose, type, voltage, and length.     (E) installation of protective earthing device location.     Article No. 451 runs electrical equipment should not exceed the rated value.     Change rating use of underground explosion-proof electrical equipment and technical innovation of, must be authorized by the State's mining products quality supervision and inspection departments after passing inspection, may be put into operation.     No. 452 of explosion-proof electrical equipment before entering the well, you should check the "product certification" and "mine product safety signs" and safety performance; after inspected and issued with a certificate, access to wells.     Section II of electrical equipment and protection of Article No. 453 underground electrical network short-circuit current shall not exceed the control circuit-breaker breaking capacity for use in downhole and should check the thermal stability of the cable.     Non-pressure oil circuit breaker when used in underground coal mine, its use should not exceed the rated breaking current value of 1/2.     Article No. 454 tunnel outdoor prohibited the use of oil-immersed type low-voltage electrical equipment.     A 40kW motor and above, should be controlled by vacuum electromagnetic starter. Article No. 455 of underground high-voltage motors, power transformers and high pressure control equipment with grounding and short circuit, overload, undervoltage release protection. Well substation of mining area, mobile substation or distribution points lead on the supply line, short circuit, overload and leakage protection device should be installed.     Low voltage motor control device, short circuit, over load, single-phase breakage, leakage locking devices and remote control devices. No. 456 Road underground distribution network (transformer, motor feed line) overcurrent and short circuit protection devices should be installed; you must use the maximum of distribution network of testing switchgear for three-phase short-circuit current breaking capacity and dynamic and thermal stability and thermal stability of the cable.     Must correctly select the fuse melt. Must be the smallest check protection devices of the reliability coefficient of two-phase short circuit current.     Protection devices must ensure the maximum capacity in power distribution network of electrical equipment or electrical equipment working group to start.     Article No. 457 mine high-voltage power grids, measures must be taken to limit does not exceed 20A single phase grounding capacitive current.     Substations and substation in underground Central on the ground on the high voltage supply lines, to be fitted with optional single phase earthing protection device for mobile substation on the high voltage supply lines, to be fitted with selective action on single phase grounding fault protection device tripping.     On the underground low-voltage supply line, the installation of leak detection or selective earth-leakage protection devices protection devices, ensure that automatically cut off leakage current feeder lines.     Daily operation of low pressure leak detection equipment must be 1 time tripping test. Coal electric drill must be equipped with leak, leakage blocking and short circuit, overload, phase failure, remote start and stop function of electric coal drill comprehensive protection device.     Each class before use, electric coal drill comprehensive protection device must be 1 time tripping test. No. 458 directly to underground power supply of high voltage feed wire, installation of automatic reclosing is strictly prohibited. When manually closing and prior contacts with the underground.     Reliable on the underground low-voltage supply line leakage, short circuit detection interlock device when, moments can be used 1 time auto-electrical systems.     Article No. 459, must be installed on the well fortified lightning devices and comply with the following provisions: (a) via the ground overhead lines into the frame and motor power supply line cord must be fortification lightning device installed at the well.     (B) directly into the well's orbit from the ground and open-air overhead introduced (out) pipes, metal body near the wellhead must be not less than 2 concentration of good grounding.     (C) communication lines must be in the installation of fuse and lightning protection devices. Section III underground electrical equipment room No. 460 permanent underground Central substations and other electrical equipment within the bottom yard Chamber should arch support or other reliable way.     Application in substation of mining area of incombustible material support. Chamber must be installed to open fire outside iron gates. When the gates open and will not affect the transport. Close air vent should be installed on the gate.     When equipped with iron, outward opening door be installed iron gate, but does not impede the opening and closing of the gate. Export of fireproof steel doors 5M from Chamber within the tunnel, arch support or other non-combustible material.     Cave you must set up a sufficient number of fire extinguishing equipment put out electrical fires.     Of Central transformer substation and main drainage pump station in underground ground elevation, respectively, compared to its exports and bottom yards or roadway connecting the floor at elevations higher than 0.5M.     Article No. 461 mining location and space of the distribution point must be able to meet the maintenance and roadway transportation, harvesters was passed and other installation requirements and noncombustible material support.     Article No. 462 transformation Chamber is longer than 6m, must be located at each end of the Chamber 1 exit. Article No. 463 cave equipment should be left above 0.5M with the wall channel, among the various devices, should stay out of the 0.8M channel.     Maintenance is not required from the sides or back of the device, leaving no channel. Article No. 464 with oil of electrical devices must be located in the cave of electrical and mechanical equipment.     Set oil pits is strictly prohibited. Chamber should not be dripping. Aisles should be kept clear of the Chamber, it is strictly prohibited to store equipment and articles has nothing to do.     Electrical equipment with oil spill or leak oil, must be dealt with immediately. Article No. 465 cave entrance must have "non-staff off-limits" warning signs have been posted. Cave system consistent with the actual figure must be flown.     Cave when there is high-voltage electrical equipment, and the cave must obviously hanging at the entrance of "the danger of high voltage" warning signs have been posted. Substation of mining area should have someone on duty.     Unmanned substation Chamber must be closed and locked, and patrols on duty personnel.     Cave of the device, must be numbered separately, indicating the purpose, and a sign of stopping transmission. Fourth section of underground cable No. 466 total air and private should not be the laying of cables in the air.     At lifting inlet of slope roadway (not including on the conveyor, down) and when using a wood support the laying of cables in the shaft, it must have a solid security measures.     Coal, waste, material of running cabling is strictly prohibited in the descent.     Article No. 467 of underground cables used should comply with the following provisions: (a) cable station level should be compatible with the cable laying under level.     (B) the cable should be of sufficient cross section for the protective earth conductor.     (C) prohibited the use of aluminum cable.     (D) mine product safety signs must use made of flame retardant cable.     (E) master core cross section of the cable shall meet the requirements of load power supply line. (Six) on fixed laying of high pressure cable: 1. in shaft shaft or dip for 45 ° and above of well Xiang within, should used PVC insulation rough wire armored loaded PVC nursing sets power cable, and make joint polyethylene insulation rough wire armored loaded PVC nursing sets power cable; 2. in level roadway or dip in 45 ° following of well Xiang within, should used PVC insulation steel with or fine wire armored loaded PVC nursing sets power cable, and make joint polyethylene steel with or fine wire armored loaded PVC nursing sets power cable; 3. in into wind inclined, and     Yard and its vicinity, at the bottom of Central transformer substation to substation of mining area between aluminum conductor cable may be used; other locations must be in copper cable.     (VII) low voltage cables for fixed laying, MVV armored or unarmored cables or corresponding voltage mobile model rubber sheath flexible cable. (H) the level of non-fixed laying cables, MT818 standard rubber sheathed flexible cables must be used.     Mobile and portable electrical equipment special purpose rubber sheathed cable should be used.     (I) used in lighting, communications, signal and control cables, armored or unarmored cables, rubber sheathed cable or MVV Suli cable.     (J) low voltage cables should not be using aluminum-core, low-voltage cables of mining area is strictly prohibited to use aluminum foil. No. 468 article laying cable (and handheld type or mobile type equipment connection of cable except) should comply with following provides: (a) cable must hanging: 1. in level roadway or dip in 30 ° following of well Xiang in the, cable application hook hanging; 2. in shaft shaft or dip in 30 ° and above of well Xiang in the, cable application clip, and card hoop or other clip holding device for laying.     Holding device should be able to bear the weight of cable and must not damage the cables. (B) horizontal tunnel or slanted shaft in the suspension cables should have the proper SAG and can free fall when in an accident.     The suspension height should ensure against impact cable in mine cars off the road, does not fall when the cable fell on the track or on a conveyor.     (C) cable suspension point spacing in the horizontal tunnel or slanted shaft must not exceed 3M, in the shaft must not exceed 6m.     (D) along the borehole on the laying of cables must be fastened on a wire, drilling casing must installed. No. 469 cables should not be hung in the air ducts or water pipes shall not be subjected to water. Is strictly prohibited to hang any objects on the cable. Cable and compressed air pipes, water pipes when laying on the roadway side, must be installed in the pipe above and stay above the 0.3M distance. In roadway gas drainage pipeline and cable (including communication, signal cables) must be linked to the gas suction pipe in the roadway on both sides.    Coil or plate "8" shape of the cable shall not be charged, but for mining and tunneling unit power supply cables are not affected by this limit. Communication and signal cables in the mine shaft and roadway should be linked with the power cable on both sides of the roadway, if limited by conditions: in the wellbore, power cables should be laid at a distance other than 0.3M where in the roadway, for laying power cables above the 0.1M place. High and low voltage power cables in the tunnel at the same side, the distance between the high and low voltage cables should be greater than 0.1M.     Between the high voltage cables, low voltage cable shall not be less than the distance between the 50mm.     Underground cables along every certain distance, turn or branch point and junction box connecting different diameter cables at both ends, wall cable should be installed on both sides of the wall marked with number, purpose, voltage and section sign.     Article No. 470 shaft of the cable shall not be used in fittings bore too deep when the joint is required, the connector should be set in the middle in a horizontal tunnel.     Run without additional joint intermediate level roadways available, can be set in the wellbore junction boxes, junction boxes should be placed in brackets, joints should not be bearing.     Part No. 471 electric cable through a wall application protection, and tightly sealing the nozzle. Article No. 472 cable should meet the following requirements: (a) the cable connection to the electrical equipment, the junction box must be consistent with the performance of electrical equipment.     Cable core must use the tooth pressure plates (jaw) or line the nose and connect electrical equipment.     (B) the different types of direct connections between the cables, must meet the requirements of the junction box, connector, or connecting bus bar boxes. (C) connecting directly with the cable must comply with the following provisions: 1. patch of rubber-sheathed cable connection (including insulation, sheath repair of damaged rubber sheathed cable) must be fire-retardant materials for curing warm or warm-cold patch of equal effectiveness. Warm or cold patch of rubber on the ground cable, must be approved by the water pressure test, qualifying well.     Cold in underground cables had to pit a test on a regular basis; 2. plastic cable connecting the mechanical strength and aging properties such as electrical, moisture-proof seal, shall comply with the technical standards for this type of mine cables.     Fifth day lighting, communications and signal No. 473 underground location must have sufficient lighting of the following: (a) bottom yard and its vicinity.     (B) the electrical equipment room, control room, Depot, explosive materials, waiting room, signal stations, gas-drainage pump station and so on.     (C) use the locomotive's main transport roadway, doubles as a sidewalk concentrated belt conveyor tunnel, lift staff of twisted tracks, and lift items and people used interchangeably with Gug, its lights spaced not greater than 30m.     (D) the intake airflow roadway intersection and major mining district station.     (E) from the ground to the underground special sidewalks.     (F) comprehensive mechanized coal face, lights spaced not greater than 15m.     Ground ventilation, hoist House, fan House, substation, mine control room shall be provided with emergency lighting.     Article No. 474 electric locomotive for overhead line lighting is strictly prohibited.     No. 475 light management and should be used in compliance with the following provisions: (a) total number of Miner's lamp mine intact, or at least should be 10% more than the total number of used light. (B) the lamp shall be under centralized and unified management.     Each lamp must be numbered, who often use the lamp must be a special lamp. (C) lamp should be kept in good condition, battery leakage occurs, enough, damage to the wires and lamp brightness lock failure, lax, lamp lamp seal ring is loose, broken glass and other situations, no issue.     Issued by the miner's lamp, the minimum should normally use 11H. (D) prohibited the use of Miner's lamp people apart, beat, hit miner's lamp.     After the ascent (ground lead miner's staff, after work), you must immediately return lamp to the lamp housing.     (E) each shift in the 2H, light house personnel must list of lamp did not report mine control room. (F) the lamp must have a reliable short-circuit protection devices.     High gas mine should be equipped with short circuit protection.     Article No. 476 of Miner's lamp room shall meet the following requirements: (a) the application of incombustible material construction. (B) heating equipment using steam or hot water tube.     Individual cases, when using stove, burners, there should be a separate intervals, and export.     (C) should have good ventilation, lighting fireworks in houses and warehouses is prohibited, and equipped with fire-fighting equipment.     Charging device should have reliable power charging devices. Article No. 477 ready and can add electro-hydraulic must use dedicated appliances.     Staff must wear protective glasses, masks and rubber gloves, rubber apron, wearing rubber boots. Blending and storage solution, you must use porcelain, glass container with a cover.     Mixed acid solution, sulphuric acid must be slowly into the water, pouring water to sulfuric acid is strictly prohibited.     Rooms must have a solution for neutralizing the electro-hydraulic. Article No. 478 of main and auxiliary shaft winch room, the bottom of parking, transportation control room, transformer substation of mining area, and the winch housing, water pump, belt conveyor centralized control Chamber of the main electromechanical equipment Chamber and mining, phones should be installed.     Underground water pumping stations, underground Central substation, substation of mining area and surface aeration machine room, phones should be able to communicate directly with the mine control room.     Underground telephone lines prohibit the use of Earth loops. Article No. 479 electrical signal shall meet the following requirements: (a) the electrical signals in the mine, in addition to signal set occlusion should be capable of sound and light.     Near important signaling device, shall identify the type of signal and uses.     (B) the lifting device of signal officer and main well winch directly on the power supply line, no other load.     Article No. 480 underground lighting and light signalling devices should be used with short circuit, overload and leakage protection integrated protection device of lighting signal distribution.     Article No. 481 of underground explosion-proof communication, signal and control equipment, intrinsically safe should be priority.     The sixth section No. 482 of underground electric equipment protection grounding voltage in 36V and may of electrical equipment with hazardous voltages due to insulation damage the metal casing, frame, sheathed cables of steel (or steel), lead or shielding jacket must have a protective earth. No. 483 grounding online any protection grounding grounding resistance should not exceed 2 ω.     Each mobile and portable electrical equipment to local grounding protective earth cable between wire and grounding wire resistance values shall not exceed 1 ω.                                                                                         Article No. 484 all electric equipment protection grounding devices (including grounding cable sheathing, lead sheet, wire) and local grounding should be the main grounding electrode connection into 1 main earthing network. 2 the primary grounding electrode should be planted, the Deputy in the sump 1.     Primary grounding electrode made of corrosion-resistant steel sheet, its area shall not be less than 0.75m, the thickness shall not be less than 5mm.     Laying in a drill when the cables cannot be connected to the primary grounding electrode, grounding grid should form a separate partition, the grounding resistance value of not more than 2 ω.     Article No. 485 local grounding should be installed in the following locations: (a) the substation of mining area (including mobile and mobile transformers in substations).     (B) the Chamber equipped with electrical equipment and a separate installation of high voltage electrical equipment.     (C) electrical equipment for low voltage distribution points, or more than 3 sites.     (D) the transport of coal mining face with no low voltage distribution point Lane, air, central transportation lane tape (haulage) and by a separate power supply substation of excavation face, should be set at least 1 local grounding.                                                                                               (E) the connection of HV power cable metal equipment. 2 local grounding electrodes can be positioned on the roadway ditches or other nearby moisture. Setting local grounding in the gutter area not less than 0.6m, thickness of not less than 3mm plate made of steel or have the same effective area, and should be placed in the deep in the ditch.                                                                 Set in other locations of local grounding very, available diameter not is less than 35mm, and length not is less than 1.5M of pipe made, tube Shang should at least drill 20 a diameter not is less than 5mm of through hole, and vertical all buried into floor; also available diameter not is less than 22mm, and length for 1M of 2 root pipe made, each root tube Shang should drill 10 a diameter not is less than 5mm of through hole, 2 root pipe apart shall not is less than 5M, parallel Hou vertical buried into floor, vertical buried deep shall not is less than 0.75m.                                                                                                         2 2 2 No. 486 connected grounding bus bar of the primary grounding electrode should be used in sections of copper wire is not less than 50mm, or section 100mm galvanized iron wire, or thickness of not less than 4mm, the cross section of not less than 100mm of flat steel. 2 2 2 electrical equipment enclosure with grounding Busbar or local grounding connection, connections at both ends of the cable sheathing, lead connections should be used in sections of copper wire is not less than 25mm, or section is not small     50mm galvanized iron wire, or thickness of not less than 4mm, the cross section of not less than 50mm of flat steel.     No. 487 rubber sheathed cable grounding wire, in addition to outside monitoring ground loops, not and for other purposes. The seventh section of underground electrical equipment, cable inspection, maintenance and adjustment of Article No. 488 inspection, maintenance, and adjustment of electrical equipment, must be carried out by maintenance workers.     High-voltage electrical equipment repairs and adjustment work should work and construction measures. High pressure stop, transmission operations, according to a written application or other reliable contact, after approval, carried out by the ad hoc electrical.     Mining electrician, in exceptional cases, can be carried out on high-voltage electrical equipment in substation of mining area stop, transmission operations, but not open, repair of electrical equipment. Article No. 489 of underground explosion-proof electrical equipment operation, maintenance and repairs, must comply with the technical requirements for explosion-proof performance.     Destruction of explosion-proof electrical equipment, must be dealt with immediately or replaced, continue to use is strictly prohibited.     Article No. 490 mine shall be as provided in table 11 for electrical equipment and cables to be checked and adjusted. Check and adjust the result should be recorded in the special record books.     Problems found in the inspection and adjustment should be assigned deadlines.     Article No. 491 of electrical equipment used in insulating oil physical and chemical properties and dielectric withstand test, 1 times a year, but frequent operation of the electrical equipment used in insulating oil, 1 pressure test every 6 months.     After 3 cut off short circuit fault, the oil circuit breakers, insulating oils 1 pressure tests should be added, and check for loose carbon. Must be processed in a timely manner or does not meet the criteria for insulating oil replacement.     Insulation oil for oil-immersed electrical equipment should be checked regularly and keep the oil quantity.     Replace and test mining equipment insulating oils should be recorded.     Tenth chapter section I General provisions Article No. 492 mine rescue and mine rescue team was dealing with mine fire, gas, dust, water, roof disaster professionals; mine rescue team members were special operations personnel in coal mine. Article No. 493 all coal mines must have mine rescue team for their services.     Coal mine rescue team shall be established and does not have a separate coal mine rescue team conditions of enterprises and part-time relief workers should be specified and established jointly with the nearest ambulance service ambulance agreement signed or mine rescue team; otherwise, no production.     Mine rescue team to service mines limited distances with a travel time of less than 30min.     Article No. 494 mine rescue team must be approved by the State administration of coal mine safety supervision Bureau certificate, obtain certificates before they can engage in mine rescue work.     Article No. 495 no person shall mobilize the mine rescue team, first aid equipment and has nothing to do with the mine rescue ambulance vehicles.     Article No. 496 1 times per month for mine rescue team wearing oxygen breathing apparatus training, wear oxygen breathing apparatus at a time of time of not less than 3h 1 times per season of high temperature smoke exercise training.     Section No. 497 services are a must for mine rescue team of mine ventilation system and disaster prevention and management plans and other technical information.     Mine rescue team shall be based on service type mine disaster to develop pretreatment, and conducted training exercises.     Section No. 498 mine rescue team executed gas required, opening fire, vibration, blast, air drills and other security technologies work safety, mine rescue team must attend.     Mine rescue team underground safety work, must carry the oxygen breathing apparatus and related equipment, and required to wear oxygen breathing apparatus.     Article No. 499 mine rescue team shall be composed of not less than 2 consists of a squadron, was the mine rescue command center and exercise training, training center. Mine rescue team shall consist of not less than 3 consists of a rescue team.     Rescue Squadron should have 2 teams respectively, will be on duty every day, standby.     Rescue teams shall consist of not less than 9 members.     Coal mining enterprises according to the aided rescue teams need to be established, business guided by the mine rescue team.     Article No. 500 mines when heavy, accidents occur, you should set up a medical station, providing first aid to persons in distress, and completes the record.     Section two ambulance officers and men Article No. 501 mine rescue team, Squadron commander should be familiar with the mine rescue operations, with appropriate expertise in coal mine, engaged in coal production, safety and technology management for more than 5 years and mine rescue work for more than 3 years of officer. Article No. 502 mine rescue brigade commanders should not exceed 55 years of age, mine rescue squadron commanders should not be more than 45 years, ambulance crews should not be more than 40 years, of which 35 players under the age should be above 2/3. Numbering 1 medical examinations should be carried out each year.     Unqualified or over-age persons should adjust to the body.     Article No. 503 new mine rescue team members, should have a junior high school or higher education, under 25 years old, engaged in underground work more than 1 year.     New mine rescue team members must be after 3 months of basic training, and then after 3 months of fleet training, and after passing the comprehensive examination, to become an official for mine rescue team members.     New assisted ambulance crews must undergo a 45-day basic first aid knowledge training, after passing the examination, to become an official auxiliary rescuer.     Article No. 504 mine ambulance crews and assisted ambulance crews, must be received 2 weeks of retraining and updating every year in education.     Section III of rescue equipment and facilities Article No. 505 mine rescue team and its officers and men the minimum equipment standards should be consistent with table 12, table 13 and table 14 requirements.     Rescue equipment, safety equipment, protective equipment and testing instruments, instrument, must conform to the State standards or industrial standards.     Article No. 506 mine rescue team equipment must be specially assigned management, inspection and maintenance on a regular basis; mine ambulance must be special and regular maintenance, alert. Oxygen breathing apparatus is not used for 3 consecutive months, carbon dioxide absorbent in the detergent tank must be replaced. Mine rescue team using calcium hydroxide and oxygen is required for testing. Oxygen purity not less than 98% other requirements should conform to the standards of medical oxygen. Carbon dioxide absorbents must test every quarter 1, ensure that the carbon dioxide absorption rate of not less than 30%, the carbon dioxide content of not more than 4%, the water between 15%~21%. Do not use does not meet the standard of the hydroxide calcium and oxygen.     Oxygen cylinder must conform to the standards prescribed by the national pressure vessel, must be carried out every 3 years hydraulic test of cleaning, Rust removal, not up to the standards shall not be used.     Article No. 507 high expansion foam fire extinguisher, inert gas generator and other large mining rescue equipment should be quarterly inspections, drill 1. Article No. 508 oxygen filling pump in pressure 20MPa case may leak, leakage, leakage.     Filling the indoor storage of oxygen cylinders shall not be less than 5, the pressure 10MPa, empty oxygen tanks and full oxygen cylinders should be stored separately.     Purchased new or after water pressure test of oxygen cylinders must be 2 times after charging and oxygen, can be used.     Article No. 509 mines rescue teams should have the ability to analyze testing mine air component in the disaster area.     Mine rescue team should carry a miner's lamp charger, and designate a management to ensure disaster relief with lights. Fourth day rescue after commanding No. 510 mine major accidents, should immediately set up a rescue headquarters and set up a ground base.     Member of the mine rescue team captain for the rescue headquarters. Article No. 511 mine rescue team leader responsible for mine rescue team with the rescue efforts.     When joint operations with other mine rescue team should be formed mine rescue Department of joint operations by the service in the event of an accident of coal mine rescue team captain commanding the Department of combat, and to coordinate the mine rescue team combat operations. Article No. 512 mine after a major incident such as fire, gas, coal dust, you must first spying Organization for mine rescue team, proved the disaster area.     Rescue disaster headquarters should be based on the nature, location, extent, distribution and disaster relief of the human and material resources to develop rescue plan. No. 513, in order to ensure the smooth progress of major accidents in underground rescue work should be base in safe locations close to the disaster area to set up.     Well chosen with care knowledge base under command of the headquarters staff.     Underground base for mine rescue team Commander on duty, standby teams and first responders, and features to the command and calls in the disaster area, provided with the necessary rescue equipment and equipment.     Phone should be someone to watch and record the underground base, underground base commanders should be kept with the rescue headquarters, disaster rescue teams to keep in touch.     Underground disaster relief process should be a free airflow and harmful gas concentration detection; the situation suddenly changes, underground base commanders to take emergency measures, and shall promptly report to the headquarters.     No. 514 fifth section disaster mine rescue team must be on duty 24h duty.     Attendant when you answer the phone, you should ask and record the accident location, time, category, number of victims in distress, after informing the name and units, immediately alerting and reporting to the Commander. After hearing the alarm, mine rescue team must be sent within 1min; standby team to move immediately on duty.     Incidents occurring as fire, gas or coal dust explosions and coal (Rock) and gas (carbon dioxide) prominent incidents, standby teams should set out together with the team on duty.     Article No. 515 after mine rescue team reached the mine, Commander immediately hurried to the rescue headquarters; ambulance crews must organize by type of accident to carry equipment, making rescue preparations.     Commanders accept the task, must be given to the rescue team on the task immediately, and the accident, disaster relief priorities, action plans, courses of action, safety measures and precautions.     Prohibited the use of mixed teams.     Article No. 516 access of rescue squad members not less than 6 people, before entering, you must check the oxygen breathing apparatus, oxygen pressure shall not be less than 18MPa, and required to wear and use.     Rescue teams must take 1 full face mask oxygen breathing apparatus and pressure of not less than 18MPa 2 spare oxygen bottles and oxygen breathing bag of tools and spare parts.     If he could not confirm the well bore and the bottom yard no harmful gases, ambulance crews must wear oxygen breathing apparatus on the ground.     No. 517 article in choking district or has poisoning danger zone work Shi, ambulance small captain should makes players keep in each other can see or heard signal of range within; any situation Xia is strictly prohibited officers and men separate action, is strictly prohibited through mouth with speech or removed mouth with speech; ambulance small captain should often observation players breathing device of oxygen pressure, and according to oxygen pressure minimum of 1 name players determine whole team of returns time.    Article No. 518 access engaged in rescue work, oxygen breathing apparatus must be kept under any circumstances not under pressure of 5MPa; players are found unwell or oxygen breathing apparatus is very difficult to eliminate when a failure occurs, all teams must withdraw immediately. Article No. 519 mine rescue team working in the disaster area after class 1 respirators should be at least 8h can wear oxygen breathing apparatus working again. Article No. 520 mine rescue team Commander personally organized and participated in reconnaissance work.     In the layout of reconnaissance tasks, must be clear to all the players know all the circumstances, path to be reconnaissance missions clear, clear, team direction, time shall be marked on the drawing.     Article No. 521 mine rescue team to scout, should: (a) the underground base standby teams and calls in the disaster areas maintain ongoing contacts with the reconnaissance team. (B) access detection, must carry the necessary equipment.     Adventure stick detect when the sight is not clear, contact the player with rope coupling. (C) reconnaissance teams before entering the disaster area, you should consider measures to be taken after the escape route was blocked, return time, keep in touch with calls in the disaster area and underground bases. Teams should be required back, if not to backtrack, arrangement shall be approved by the Commander of the reconnaissance mission agrees.     If there are no returns on time or interruption of communications, standby squad should immediately enter the rescue.     (Iv) reconnaissance in March, you should set clear signs at roadway intersections to prevent return go the wrong route. (E) when entering the disaster area, the captain before the queue, vice captain after the queue, returns to the contrary.     When the search for victims in distress, team formation and skew the roadway centerline.     (Vi) reconnaissance team personnel should have a clear division of labour, respectively, check the roof, ventilation, gas concentration, temperature, and record, the reconnaissance results marked on the drawings. (VII) in remote and complex roadway to scout, can organize several reconnaissance units sector. Found in distress should be a positive rescue, and escorted to the ventilation tunnels or underground base.     In discovering the location of persons in distress to check the gas, and mark.     (H) the Scout needs to be carefully, there is a lane to, where the roadway through to label name, and draw reconnaissance circuit diagram.     (I) the surveillance after the captain should be immediately reported to the reconnaissance task assigned Commander of reconnaissance results.     Article No. 522 handle mine fire accident should be guided by the following principles: (a) control the spread of smoke, not endanger underground personnel safety.     (B) prevention of fires expanded.     (C) to prevent gas and coal dust explosion, preventing airflow caused by wind pressure and fire hazards.     (D) ensure the security of relief personnel and to rescue persons in distress.     (E) create favorable fire conditions. Article No. 523 in the wind well, wellbore, bottom yard, main air Chamber fire lane and, to save the underground staff, mine should be carried out against the wind.     Issued by the headquarters air command, must withdraw to fire into the air side personnel, and to take measures to prevent the fire from spreading.     Romantic short measure, people in the affected areas must be completely withdrawn.     Multiple combined ventilation main fan of mine against wind, to ensure non-accident zone main fan first wind, main fans against the wind in the region of the accident. Article No. 524 processing of fire, you must specify someone to check the gas and coal dust, observing gas and wind changes in the disaster area.     When the gas concentration reaches above 2%, and continued to increase when there is a risk of explosion, mine rescue team all personnel must be immediately removed to a safe location, and then take measures to exclude danger of explosion. Fire must be carried out from the fire into the air side.     Water sprinklers, water from the fire perimeter spraying, gradually driven fire Center; must have adequate air flow and smooth flow of air to prevent gas explosion.     No. 525 bar, down the tunnel when the fire extinguished, must take measures to prevent airflow caused by fire-wind pressure.     Article No. 526 fight when a fire Chamber, shall comply with the following provisions: (a) explosive material caught fire, detonators shall first be shipped out, and other explosive material shipped out; when shipped out under high temperature, close the fire door, retreat to a safe place.     (B) the winch room caught fire, fire should be fixed below the harvesters, prevention of sports injuries from burned wire rope people.     (C) battery garages on fire, you must cut off the power supply and take measures to prevent the hydrogen gas explosion.     Article No. 527 dig working face of mine rescue team of fire, should retain the current ventilation condition, spying and then take action.     Article No. 528 isolation method is used when closed fire zone disaster relief should be guided by the following principles: (a) in the case of security and to minimize the enclosing scope.     (B) when there is a gas and coal dust explosion hazard, set up blast walls, under the cover of blast walls set up permanent airtight wall.     (C) when closed a number of roadways, closure order should be determined depending on the situation. (D) fire temporary closed, staff should withdraw immediately from the danger zone.     When you enter a check or reinforcement of dam, to be conducted in a safe manner.     (E) the confined explosion when the dam was destroyed in the fire zone, is strictly forbidden to send rescue teams recover dam or adventure, should be built in safe locations far back closed.     Article No. 529 mine rescue team while working in a high temperature area ambulance, ambulance crews enter the temperature shall not exceed table 15.     Article No. 530 explosion accident, rescue teams into the disaster area must comply with the following provisions: (a) top cut off power supplies in the disaster area.     (B) the checking in the area of harmful gas concentration, temperature and ventilation failure, found again an explosion danger, must be immediately removed to a safe location.     (C) through the bracket when damaged roadways, to temporary shield.     (D) by supporting bad locations, ambulance crews to maintain a certain distance in order to pass.     (E) access to care, to prevent collision sparks and cause an explosion.     (Vi) know when workers have sacrificed, you must first restore ventilation in the disaster area, and then processed. Article No. 531 of coal (Rock) and methane outburst accident shall not delay and against the wind to prevent airflow disturbance expanded disaster.     Such as ventilation systems and facilities were damaged, set up windbreaks, temporary recovery ventilation damper and install local fan. When recovering outstanding ventilation, should be based on the shortest route the gas into the air.     There shall be no sources of ignition within the return air shaft mouth 50m, and established a special monitoring.     Whether power should be decided according to actual underground. Article No. 532 of coal (Rock) and carbon dioxide outburst accident, in addition to implementing this regulation Article No. 531, must also increase the air flow in the disaster area, rapid rescue of persons in distress.     Mine rescue team to the area to wear protective glasses.     Article No. 533 dealing with flooding incidents, after mine rescue team reached the mine, to understand the situation in the disaster area before the accident, water, distribution, mine sites with living conditions and their access to the channel, and according to the space where the stuck personnel, oxygen, methane concentrations and rescued trapped the approximate time required to develop appropriate relief programmes.     Part III open part one, chapter I General provisions Article No. 534 coal mining enterprises should be based on the exploitation of mineral technology and equipment development of operational procedures and operation for the various types of security technology.     No. 535-pit the main sections of the upper and lower plate should be located between the pedestrian pathway or ladder and according to relevant regulations set safety rails on both sides of the ladder.     Article No. 536 walking in the open pit coal mine personnel must abide by the following provisions: (a) must leave pathway or ladder. (B) because of work, roads and mines along the railway line personnel must always pay attention to direction to the car before and after.     While hiding his car, you must hide to a safe location.     (C) when crossing a railway line or a mine road, must stop (Editor's Note: words left, right is a right of the Liao) look.     (D) when crossing belt conveyors, must along the railing of the bridge by.     (E) no risk of collapse in the top, bottom walk or stay.     No. 537 allowed without coal mine enterprises, miscellaneous personnel is strictly prohibited and vehicles entering the work area.     Article No. 538 mobile devices should be flat within the security zone or stay; otherwise, safety measures must be taken. No. 539 article mining field within has dangerous of fire district, and old empty, locations, should filling or set fence, and set warning logo; ground, and mining field and the row soil field within temporary set transformer Shi should set fence, distribution Cabinet, and box, and disc should added lock, and should set obviously of anti-shock logo; equipment Park field, and explosives factory, and explosion material library, and Depot, and gas station and material warehouse, flammable easy burst places, must set explosion-proof, and fire and dangerous warning logo; mine road must set limited speed, and crossing, signs, special sections set warning standard     Vehicle transport for the left, marked directional signs must be set in the transition section.     Moved without permission is strictly prohibited and destroyed all safety signs.     Article No. 540 in the route when items are piled up on both sides, should not affect traffic safety.     Article No. 541 in the blasting area, rock deformation region, landslide hazard areas shall not build permanent buildings (structures).     No. 542 of mechanical equipment of the power supply cable must be well insulated, when cables cross the railway, highway, protective measures must be taken.     Machinery and equipment must be in good condition available in insulated protective equipment and tools, and electrical insulation tests are carried out on a regular basis, is not qualified to replace.     No. 543 of electrical equipment should be installed over current, over voltage, leakage, earthing protection device, sensitive and reliable.     No. 544 of mining, transport, dumping and other mechanical equipment operations, strictly prohibited equipment endangers the security of jobs within the prohibited personnel remain or pass.     Article No. 545 in case of low visibility, such as fog, smoke when safety measures should be developed. No. 546 workers at more than 2m when Spider-man should wear a seat belt or safety nets.     In the open when lifting and Spider-man, six-level winds to develop safety measures.    No. 547 of underground mining old empty threats of open pit coal mine security, security measures should be developed. Stripping in chapter II section No. 548 excavator production mounted the steps of step height shall meet the following requirements: (a) do not need to blast the rock step height shall not be greater than the maximum cutting height.     (B) needed to blast hard coal, rock step, after blasting muckpile 1.1~1.2 times the height is greater than the maximum cutting height, bench top shall not be suspended in large chunks.     (C) on the loading height must not be greater than the maximum dumping height and transport container height and height difference and uninstall security.     Article No. 549 open pit slope in steps of the final slope angle and slope angle, ultimate pit slope design requirements must be met.     Article No. 550 minimum working berm width, must ensure the safe operation of mining, transport equipment and power lines, telecommunications lines, water pipes, drains the normal layout.     Perforation of the perforation of section II of Article No. 551 jobs must be carried out according to perforation parameters design requirements, and is equipped with dust removal facilities.     Article No. 552 piercer in goaf of working face pierced, to develop safety measures, and under the command of professionals.     Article No. 553 piercer piercing job and row distance shall not be less than the track edge and the top line in table 16. Achieve edge hole, the piercer should be perpendicular to the steps of the top line or angle layout (minimum angle of not less than 45 °).     Bedding landslide risk areas, must be tight perforation. Article No. 554 piercer in when passing under power lines, diamond frame with high-tension line at the top of the smallest vertical distance shall not be less than 1M; in jobs and lines, drilling and horizontal distance power lines shall not be less than 2m.     Rows must guarantee the security and, if necessary, prior to fall well drilling frame.     Section III article No. 555 of blasting explosive materials purchase, transport, storage, use and destruction of permanent explosive material structures and various protective measures, areas of internal and external safety distances must be consistent with the relevant provisions of the regulations and standards of the State. Article No. 556 blasting operation using the equipment, must conform to the national or trade standards.     Opencast coal mine explosion operations must comply with the provisions of the safety regulations for blasting. Article No. 557 special vehicles for transporting explosive materials should be used. Private vehicles must be kept in good condition, truck bottom rubber, top with tarpaulin, equip vehicles with fortified static installations and fire extinguishers.     Exhaust pipe of the vehicle shall conform to the safety requirements. Transporting explosive materials must be clearly marked, and must be specified according to route. Rob and other vehicles in line, no free parking, staff ride and into the gas station.     When driving in snow and ice on the roads in winter, there should be non-slip steps. Railway vehicle transporting explosive materials must comply with the relevant provisions of the railway transport.     Car shipping materials, shipments shall not be more than a car load of 80%, with a cover sheet, and secured.     No explosives, detonators and car shipping.     Article No. 558 vehicles transporting explosive materials must be escorted, is strictly prohibited in the course of handling and transport loading and unloading, escorts carrying ignition items such as matches, lighters, no wear nail shoes.     Use of ANFO mixed loading emulsion explosive car, must be loading, mixing, loading, transporting and charging operations to develop safety measures.     Article No. 559 material reached the blast site after the explosion, blasting personnel should check the explosive materials, correctly signed and sealed on both sides.     Article No. 560 of explosive material receiving, storage and use must be strictly consistent management of accounts, cards, System.     Modification failure of distribution and use of explosives is strictly prohibited.     No. 561 remaining after blasting explosive materials must be returned on the day of explosive materials is strictly prohibited during storage and destruction site.     Article No. 562 in the process of placement and use of explosive materials in the blasting area, 20m is strictly prohibited Fireworks, 10m non-access is strictly prohibited.     Article No. 563 and filling holes in-charge must comply with the following provisions: (a) on both ends of the blasting area before charging plug warning flag, regardless of the working personnel and vehicles entering the blast area is strictly prohibited.     (B) detonators foot, detonating, nonel tube connection and charge must be laid by the person in charge.     (C) when the charge, each hole at the same time the operator should not be more than 3 people, no throwing initiation into the hole and hit the explosive explosive, prohibited the use of plastic, metal or gun with a metal rod.     (D) the hole plugging or detonator foot line and detonating cord damage should be dealt with in time, cannot be handled with plug in logo, treated as a misfire.     (E) when mechanized loading, must be delivered by hand operation.     Article No. 564 processing primary volumes must be from outside locations where explosives placed 5M, explosive volumes processed should be placed at a distance of blasting explosives other than 2m.     No. 565 blasting safety guard should comply with the following provisions: (a) must have the heads of security and sent security personnel around the blast area.     (B) the picket post should be carried out with the blasters "three links."     (C) by blasting to interrupt production accidents, shall immediately report the mine control room, take measures before they can off alert.     Article No. 566 security alert distance shall meet the following requirements: (a) deep hole loose blasting (depth is greater than 5M): from the blasting area edge, shall not be less than 100m of soft rock, hard rock cannot be less than 200m.     (B) short-hole blasting (hole less than 5M): no filling presplit blasting shall not be less than 300m. (C) secondary blasting: borehole method shall not be less than 200m.     Naked charge weight of not more than 20kg, shall not be less than 200m doses exceeding 20kg, shall not be less than 400m.     (D) core blast: not less than 100m.     (E) the h water: not less than 50m.     No. 567 of various electrical and mechanical equipment from outside the blast zone port safety distance shall conform to table 17.     Mobile equipment such as locomotives, cars and cannot be evacuated within the alert, safety measures to be taken; and pole distance shall not be less than 5M, at the time of 5~10m, shock blasting must be used. No. 568 article blasting earthquake security distance should meet following requirements: (a) various built (frame) built real ground particle of security vibration speed not should over following numerical: 1. important industrial plant, 0.4cm/s; 2. soil cave, and Adobe room, and hair stone room, 1.0CM/s; 3. General brick room, and non-seismic of large block buildings, 2~3cm/s; 4. reinforced concrete framework housing, 5cm/s; 5. hydraulic tunnel, 10cm/s; 6. traffic culvert, 15cm/s     7. Rock instability has good supporting mine tunnel, 10cm/s; middle of surrounding rock stability with good support of mine roadway, 15cm/s; of mine roadway surrounding rock stability without support, 20cm/s.     (Ii) blasting earthquake security distance should by Xia type calculation: type in the r-the-the blasting earthquake security distance, m; Q-the-the dose (align sent blasting take total, extension blasting take maximum a dose), kg; v-the-the security particle vibration speed, cm/s; m-the-the dose index, take m=1/3; k, and a,-the-the and blasting locations terrain, and geological conditions about of coefficient and attenuation index.     In special buildings (structures) near the building, blasting conditions and influence of blasting vibration on slope stability when blasting areas, monitoring of blasting seismic effects or test must be completed in order to determine the security of protected objects.        No. 569 articles should avoid exposed blasting in surface coal mine, must be an ongoing and security charge should be determined according to the following formula: Q-security charge (delayed blast, Q for initiation of dose), kg; r-protected buildings and equipment from the blasting site distance, m.     No. 570 k in important buildings (structures) buildings and equipment near the Chamber blasting, throwing blasting, old air area blasting special blasting, you must compile, the formulation of safety measures involving enterprises outside the building (structure) while requires the consent of the relevant units of the consent. Article No. 571 GOB areas, coal and coal-rock temperature anomalies of spontaneous combustion areas when conducting blasting operations, must be the temperature in the test hole.     Flame hole or hole temperature 80 ℃ high temperature blast hole must take fire-fighting, cooling measures. High temperature after passing the hole by the cooling treatment, should quickly charge initiation.     High temperature hole low heat sensitivity of explosives should be used, or the explosives, detonators insulation package. No. 572 fire detonator initiating you must use warning pipe, guard tube detonators must be 2 fuses of the same length, fuse burning rate and caps manufacturer, lot number must be identical to the blasting caps.     Warning pipe fuse fuse blasting caps to shorten the length of the gun must be assured staff sufficient time to withdraw to a place of safety. Article No. 573 blasting shall be carried out during the day, fog and the night-time explosion safety technical measures must be taken.     Prohibited conduct blasting operations during thunderstorms.     Article No. 574 misfire and put out when the explosion occurred, should analyse the reasons, measures, and must comply with the following provisions: (a) under special surveillance to check and set up vigilance in danger zone boundaries, no unrelated persons entering the zone or in other jobs within the warning area.     (B) the network connection error due to the ground or ground network interruption misfire may again be connection initiation.     (C) for non-waterproof explosives in the hole, water soaking into the hole with explosives, so they fail; misfire shallow holes available wind or water will be cleared of explosives, blasting again.     (D) the piercer is strictly prohibited according to perforation of the original perforation should misfire from blasting hole again at the 0.5~1.0M perforation hole depth should be equal to the original holes.     (E) if not dealt with immediately, should report on mine dispatching room and misfire warning flag is set, sent directed excavator.     Mining with the fourth section No. 575 single-bucket excavator to the train loading must comply with the following provisions: (a) the train ran into the face in 100m, pulled out of the face of 20m, excavators must cease operation.                                 (B) train ran into the face, stopped the car, after being Assistant contact Si Qi, before loading.     3 (c) the materials shall not exceed the maximum block size 3M. (D) non-touch self-dumping bucket pressure, or across the top of the locomotive and caboose.    LOB loading bucket is strictly prohibited. (E) the effect encountered large materials falling locomotive running, must be addressed before the operation.     Article No. 576 of single bucket excavator to the car loading should be subject to the following provisions: (a) the volume of the bucket and materials should be compatible with the truck. (B) single-sided loading operations, only if the excavator driver into the car signals, car loading position and stopped after loading signal has been issued, before loading.     When double-sided loading, front loading auto advance into loading position; negative loading bucket should guide the car into the loading position.     (C) the excavator shall not cross the cable loading. (D) when loading the first bucket, shall not be transported large; unloading should try to lower the bucket, bolt from the car floor shall not exceed 0.5M.     LOB loading bucket is strictly prohibited.     (E) to mount the material beyond the car outside in the car, affecting security, must be properly treated, and only sent signals.     (F) the loading bucket is strictly prohibited from crossing above the cab.     (VII) item even mounted inside the vehicle, strictly one-sided and unbalanced load, overload.     Article No. 577 single-bucket excavator in the mining process, when one of the following, you must stop work, retreat to a safe location, the report checks processed by relevant departments: (a) found signs of bench caving or sliding, excavator safety-threatening.     (B) the faces have an umbrella or bulk materials, smashed the excavator.     (C) exposed to unexploded explosives or detonators.     (D) there is danger of falling or fire in GOB area.     (E) in case of soft rock, sinking or digging trenches to water may cause excavator could be flooded.     (Vi) found unknown unknown underground utilities, or other obstructions.     No. 578 of single bucket excavator operation must comply with the following rules: (a) the operation is strictly prohibited in the maintenance and oiling.     (B) the bucket rotation, must leave the mining, cross contact is strictly prohibited.     (C) in the rotation or in the mining process, no bucket sudden changes of direction.     (D) meet at the hard rock, forcing mining is strictly prohibited.     (V) not in accordance with the performance aspect is strictly prohibited on the slopes.     (F) the bucket is strictly prohibited any direct rescue equipment.     (G) the excavator operation, must conduct a comprehensive inspection of the working face, it is strictly forbidden to scrap rail, iron pipes, spoons, accessories and other metal objects and misfire of gunpowder, detonators and other equipment into the car.     (VIII) during normal operations, track power lines distance shall not be less than 1M from the return lines and communication lines shall not be less than 0.5M.     Staff is strictly prohibited within operational RADIUS.     Article No. 579 2 sets of single bucket excavator in the same step or adjacent stair operations, must comply with the following provisions: (a) the automobile transport, 2 excavators of the space shall be not less than 2.5 times the maximum digging RADIUS, and to develop safety measures.     (B) when loading on the same railway line, safety measures must be established.     (C) 2 excavators in the adjacent upper and lower level jobs, the relative positions of upper and lower level equipment, facilities, security, security measures must be established. Article No. 580 step slope, transport equipment and the distance between the rear of single bucket excavator shall not be less than 1M.     Single bucket excavators stopped work, the cab should on the face the opposite side.     Article No. 581 of single bucket excavator walking and lifting should comply with the following provisions: (a) the walk should be checked before running gear and brake system.     (B) according to the different height and slope angle, excavator of the walking route with bottom and top lines maintain a safe distance.     (C) walk on the steps of the excavator should be on a flat, solid, soft or water is in danger of sinking road, safety measures must be taken.     (D) mining machine when lifting or walking distance of more than 300m, you must set up special command; walking, drive shaft should be at the back, cantilever on the walking Centre, adjust the direction, no in-situ large-angle twisted car.     (E) when excavators, railway track edge away from line center line side shall not be less than 3M, obstacles such as power lines and railway, to have the appropriate security measures. (F) mining before takeoffs and measures to be taken in advance to prevent falling.     Hill, shall not exceed maximum allowable slope under the excavator.     No. 582 of single bucket excavator rainy day job, shall comply with the following provisions: (a) during rainstorms, when in case of flooding and should be open to safety of single bucket excavator in a timely manner and report to the mine control room. (B) a thunderstorm, cable fails, and should be promptly reported to the mine control room.     After troubleshooting, verify that column when you switch on the radio in order to stop transmission.     Bucket wheel excavator work face must help Qi Diping Article No. 583, walking the road's slope and radius shall not exceed the permissible value.     Article No. 584 bucket-wheel excavator and when walking on the saturated water line in step, to dewater measures; or excavator and moving is strictly prohibited.     Article No. 585 bucket wheel excavator operation, must comply with the following provisions: (a) the safety devices must be checked before starting.     (B) before starting or running, send audio signal is required.     (C) non-working equipment of bucket wheel loading starts.     (D) according to material changes and extraction process requires timely adjustment of cutting thickness and speed of rotation, in case of hard rock layers should be dealt with separately, do not overload.     (E) strictly prohibited by or stay under the bucket arm, bucket unloading arms, reproduced under the travel of personnel and equipment is strictly prohibited.     Article No. 586 of bucket wheel excavator conveyor spreaders continuous mining technology system, shall comply with the following provisions: (a) the result of succession, stand-alone, checking can be turned on, should be sent to the central control room can immediately start signal; if there are anomalies, should report to the central control room, troubleshooting, and then sent to the central control room can start signal.     (B) continuous working motor should not frequent starting, emergency stop switch must be significant equipment failure or endangering personal safety before use. (C) the safety locking control should be implemented between the stand-alone, single failure must be immediately stopped, while reporting to the central control room.     Is strictly prohibited without authorization failed.     No. 587 article when 2 or more load machine operations jointly with the bucket wheel excavator, safety measures must be established.     Chapter III section No. 588 railway transport railway transport equipment for transport must be regular repair and maintenance of equipment maintenance cycle.     No. 589 railway near the building (structure) of buildings and equipment clearance, technical management procedures must comply with the national railway.     No. 590 route plan and cross section, the following requirements: (a) transportation limited locomotive running on the road gradient and curve radius, the table 18 requirements.     (B) the traction line empty run down the line when the maximum gradient is more than 30 per thousand, to develop safety measures, but must not be greater than 40 per thousand.     Article No. 591 of subgrade filling must be solid, and stable and in good condition. Load line of the Center to bottom edge distance shall not be less than 3M or rock pile; on the loading lines should be determined according to steps stability, but shall not be less than 3M.     Dumping distance between line and top line shall not be less than 1.5M, distance to pit the top-line shall not be less than 1.4m.     No. 592 bridges, tunnels should be required to set up sidewalk, refuge, avoid holes, trenches and necessary inspections and fire safety facilities, grade separation bridge protection facilities should be provided on both sides.     No. 593 lines must have not less than 30m a safe distance outside the Terminal.     No. 594 railroad road tracks straight lot 1435mm, curve widening gauge according to the following provisions: (a) the construction, reconstruction and major repair of replacement sleeper lots, widened as provided in table 19.     (B) the old line shall be as provided in table 19 values incrementally, in executable form before the renovation of 20 ratings.     Lot No. 595 straight line 2 rail top surface should be maintained at the same level.     Super lots in the rail of the curve height is calculated as follows: h-outer rail in an ultra high, mm; v, the actual maximum speed, km/h; r-radius, m.     Double lots in the axle maximum superelevation shall not exceed 150mm, single line must not exceed 125mm. No. 596 turnout should be laid in a straight line lots shall not be located in the vertical curve section.     Turnout should remain intact.     Article No. 597 when the crossing the rail road, shall comply with the following provisions: (a) according to the flow of people and traffic flow in accordance with the regulations set by plane or interchange.     (Ii) flat make crossing due good of (Editor Note: this word left for accounts, right for Liao of right) looked conditions, and by provides set crossing police standard and driver whistle standard, and guardrail and gauge logo; should by standard laying crossing, its width should and highway road same; highway and railway should used orthogonal, cannot orthogonal Shi, its angle shall not is less than 45 °.     (C) the crossing should be set according to the level of security and facilities.     (D) the crossing on both sides of the platform length should not be less than 10m, convergence platform of road slope not greater than 5%; otherwise, security measures should be developed. (E) stations, curve radii in the 200m the following line cutting and poor visibility conditions should not be located level crossing.     Crossing established turnout parts is strictly prohibited.     Heavy equipment through the crossing, must be approved by the coal mining enterprises. Article No. 598 Caboose (tail car) must have an emergency brake valve.     Vehicle security device should be taken to prevent loss of brake beam.     Article No. 599 pit stop signal outside, braking distance was 6 per thousand down the ramp of the station should be in line or to the end of the pick-up line sets the security line because of site constraints, sets the security lines are in trouble, need to develop safety measures.     Effective length of line shall not be less than 50m.     Article No. 600 vehicles travel on slopes more than 1.5 per thousand lines must be hung together, and to take measures against slippery.     Safety, shelter line travel locomotive and vehicle is strictly prohibited. Article No. 601 commuter trains to develop safety measures and when must comply with the following provisions:     (A) it is strictly forbidden to vehicles carrying workers into stripping and trains.     (B) the commuter cars must use special covered wagons.     (C) isolate commuter trains from the workshop must have car.     Article No. 602 closed vehicles shall comply with the following provisions: (a) vehicles in this group is strictly prohibited the door.     (B) stripping and trains in operation, 1 closed car is allowed, but not at the end.     (C) commuter train, powder non-related men.     Article No. 603 road construction sites, you must set the mobile stop signals, as well as special protection is not restored to safe driving conditions, is strictly prohibited to remove protection. Article No. 604, within the interval construction, should be installed at both ends of the range outside the 50m moving the stop signs.     Not less than 100m (double line not less than 200m) sent shows the stop signal.     Maintenance of signal and communication equipment from the station, wiring, switches, and so on, must contact the station attendant, according to regulations and procedures.     No. 605, the use of light vehicles, must be agreed by the station attendant, and comply with the following provisions: (a) the vehicle must be in charge.     (B) a sufficient number of light vehicles at any time to withdraw from line.     (C) protection signals are available.     (D) brake.     (E) when running in automatic block sections, insulated axles.     Article No. 606 Super, super limited special vehicle safety measures must be established.     Article No. 607 signals displayed and expressed in normal circumstances should meet the following requirements: (a) suction, then route, pass, block signals shall not be less than 500m.     (B) the tall columnar outbound departure route, warning signal shall not be less than 300m.     (C) shunting, short-outbound, low approach, complex and guide the signals and a variety of indicator shall not be less than 200m.     (D) the mobile line of color light signals shall not be less than 250m.     Where terrain and object's path, pit-stop, passing and block, the distant signal shows the distance, in the worst conditions must not be less than 200m.     Article No. 608 signal should be set in train or left their lines over the center line, only located at the right time, to develop safety measures.     Section No. 609 lighting Center in the lower part of the distance from the top of rail to color light signal height, shall meet the following requirements: (a) the tall columns into the station, receiving route color light signal (with pilot signal) 5000mm; under the open pit mine, 4500mm.     (B) out of the station, departure route, shunting, trailers, signal 5300mm.     (C) through signal 4500mm.     (Iv) complex, block signals as shown in 5500mm.     (E) low diesel shunting, outbound and route color light signal for 350~450mm; half tall columns on the fixed-line signal for 3500mm.     (F) the extraction lines, rows of abandoned lines on your mobile line signal to 1800mm.     Article No. 610 pit stop signal railway switch tip should be located in the pit stop (clockwise for fouling point indicator) sites outside the 15m, due to shunting or braking distance need to be extended, usually not more than 200m. Article No. 611 station on the main line and the line switch shall be interlocked with the relevant signal, switches on the range line must be interlocked with the related signals or blocking devices.     Interlocking equipment shall meet the following requirements: (a) when the road opened about turnout right when machine is not closed or hostile signal, the signal cannot be open signal open, the turnout cannot be flipping on the road (loop control interlock switch), drive will not open its hostile signal.     (Ii) outbound signals on the line opened, home signal cannot be opened through signals signals when they are not open, notice signals cannot be converted into open.     (C) equipped with conversion lock, electric switch switches when first connecting rod at the tip rail and rail between 4mm and over gaps cannot be locked or open signal.     No. 612 electrical interlocking devices must comply with the following requirements: (a) when the locomotive through the turnout, the turnout cannot be converted.     (B) train into the occupied on the way forward when the line opened, the signal cannot be opened (except the pilot signal).     (C) to monitor crowded branches, and squeezed branch at the same time, making approaches to the protection of the signal automatically turns off.     (D) prior to the recovery pushed turnout, the signal cannot be opened.     On the console, electrical interlocking devices must set the monitor switch, wiring and switch section is consuming, approach to open and lock, complex signal display devices. Electric locks, interlocking equipment switch circuit controllers, you must ensure that the station attendant control, depature and signal open and close.     On the console, interlocking device must have the electric locking device, train route opened; the station signal open, close, and outbound signals, pilot signal open; line with track circuits, due to a hairline takes up.     Article No. 613 crossing signals must be automatically when the train approaching the crossing, displayed to the highway and stop traffic signals, audio notification and, as with automatic Rails, rails should be closed automatically. Before the train passed before crossing, crossing signal must remain stopped traffic.     Automatic rail must always remain closed. No. 614 communication trunk lines and signal lines should be widely used in underground cables.     When using overhead lines, signals, communication overhead wire and low to the ground, or other device, the minimum vertical (or horizontal) distance should meet the following requirements: (a) in the suburbs, distance communication wire to the ground of 2.5M.     (B) in the suburbs, communication distance between wire and ground station is 3M.     (C) in crop areas, minimum wires and the highest possible plant crops and agricultural machinery at the highest point of the range is 0.6m.     (Iv) spanning non-main roads, driveways, sidewalks and through the residential area of the city when, minimum distance between wire and ground to 4.5M.     (V) across the main highways and city streets, the minimum distance between wire and ground to 5.5M.     (Vi) across the River, at the highest level, the minimum distance between conductors and by their highest points to 1M.     (VII) across the housing, the minimum distance between wires and roofs: ridge of 1M, cottage 2m.     (H) the wires with a minimum horizontal distance of a building for 2m.     (I) the recent horizontal distance in the wires and branches: in the city of 1M, outside the city of 2m.     (J) when two lines cross, recently the vertical distance of the wire is 0.6m.     (11) the line parallel to the horizontal distance to the pole and ground 1M.     (12) poles with the latest rails of high ground rod is the minimum horizontal distance of 1.4 times.     And power lines cross, crossing the distance to nearest a power line pole shall conform to the relevant provisions. Section II motor transport section No. 615 mining truck jobs, brake, steering systems and safety devices must be in good condition.     Should regularly check their reliability, large dump truck width lamp or signs.     Article No. 616 mine road, should be based on specific circumstances (curvature, slope, dangerous places) sets reflective road signs and speed limits.     Vehicle must have a sprinkler for dust. Article No. 617 non-mining car speeding on the mine road, the same vehicle shall not overtake.     Mine vehicles (except for the grader is job) must be a mining car. Article No. 618 mining width of the road should ensure access, meeting safety requirements.     The mining conditions, not up to the requirements of the width, as the road set the appropriate number of passing siding.     Mining roads must set the berm height for tire diameter of 2/5~3/5, bottom width should not be less than 3M.     Article No. 619 mine ramp transportation over long distances, should be set in place asylum lane and the ramp.     Article No. 620 in fog or smoke effects view, should turn on fog lights or headlights, pull over and slow down, before and after the distance shall not be less than 30m; visibility less than 30m or when rain and snow weather endangering traffic safety, should cease operations.     Article No. 621 winter should be timely removal of snow or ice on the road, and to skid measures before and after the distance shall not be less than 50m, no brakes, sharp turns or when overtaking.     Article No. 622 trailer tipper may not mine roads in other vehicles must be when the trailer, and safety measures to be taken, and established a special command monitoring.     No. 623 in face loading cars must comply with the following provisions: (a) into the loading position of the cars must be parked outside the excavator Max radius of gyration; is loading of the cars must be parked outside the rear swing radius excavators.     (B) loading of cars had brake, drivers may not use any part of their body out of the cab, but other people on and off, and maintenance vehicles is strictly prohibited.     (C) the vehicle must send a signal in excavators, shall enter into or pulled out of the loading site.     (D) when cars lined up waiting for loading, the car must maintain a safe distance with the car. Article No. 624 unloading platforms, safety signs, lighting and plenty of adjustable width. Discharge point must have a reliable car facilities.     Different types of vehicle should have its own discharge point, using the same discharge point shall ensure that large truck safety. Section III transport Article No. 625 of belt conveyor belt conveyor transport shall comply with the following provisions: (a) the maximum angle of belt conveyor transport items, up shall not be greater than 16 °, cold area shall not be greater than 14 °; downstream shall not exceed 12 °.     Except for the special belt conveyor.     (B) the static safety factor of steel cord conveyor belts, shall not be less than the value in table 21.     (C) the belt conveyor transport capacity should be matched with the ability to reset the device before.     No. 626 laid fixed belt conveyor shall be subject to the following provisions: (a) should avoid bad lots of engineering geology, mined area, take safety measures when necessary.     (B) pedestrian bridge at suitable locations.    (C) the belt conveyor in the following locations, you must set the security facilities. (D) should be shielded or rain-proof shed, if necessary, established galleries.     Inclined belt conveyor ground pedestrian corridor should be non-slip and sets the handrails.     (E) enclosed belt conveyors must set the ventilation, dust and fire safety facilities, conduits should be set according to a certain distance from the safe passage to the ground.     (F) at the transfer point and head should be set fire.     Article No. 627 belt conveyor safety protection device should be set to the following: (a) prevention of conveying belt deviation should be set, drive roller slipping, longitudinal tearing and chute clogging protection device; upward belt conveyor safety protection device should be set to prevent the reversal of conveyor belt, downward belt conveyor should be set to prevent overspeed safety protective device.     (B) should be located along the belt conveyor emergency interlock shutdown device.     (C) in the drive, around the rotating parts of the drive and automatic tensioning device and protective devices.     Article No. 628 belt runtime, you must comply with the following provisions: (a) no conveyor stripping material belt conveyor transporting tools, materials, equipment, and personnel.     (B) the conveyor belts and roller skids, is strictly prohibited in the conveyor belt and drum wedges between planks and twisted debris.     (C) the winch tension of belt conveyors must be equipped with a reliable Ergometer.     Strictly prohibited from climbing over a conveyor belt.     No. 629 repair belt conveyors must comply with the following provisions: (a) the lock must be shut down for maintenance, and with special care.     (B) underground or illegal channels in the electric welding, gas welding or torch when welding repair belt conveyor, safety measures must be established. Article No. 630 when cleaning the rollers and idlers, belt conveyor lock must be shut down, and with special care.     After cleaning is completed to unlock the transmission, and notify the persons concerned.     Dumping No. 631 of the fourth chapter of dump site selection, should ensure that rows of waste rock will not be disrupted by large falling, landslide, landslide threats such as mining, industrial, railway square, residential areas, roads, farmland and water safety.     After the dump site selection, surveying and mapping of geology, hydrogeology and engineering exploration should be carried out to determine soil parameters. Article No. 632 dump be built around reliable cut-off mud, flood control and drainage facilities. When within the dump with a water point, must be using methods of blind ditch before dumping the water can drain out.     Dump should remain flat, there should be no water.     High Bench, multi level dump should be more than hard rock in the bottom row of abandoned and, if necessary, should clean up the basement.     No. 633 railway dump lines must meet the following requirements: (a) the subgrade surface inside of the site must be formed high up-grade.     (B) the dumping line must be set to move parking signs and stop signs. Article No. 634 train above the soil line run and unloading shall comply with the following provisions: (a) the train after entering the dumping line, direct trains running by dumping staff.     Mechanical Earth line trains shall not exceed 20km/h; artificial Earth line may not exceed 15km/h; when they approach the end shall not exceed 5km/h.     (B) run the unloading in soil is strictly prohibited.     (C) after the new shift lines, train no traction to enter for the first time.     (D) the rollover must be 2 to operate, the operator should be on the inside of the trunk.     (E) cleaning overturned it should adopt mechanized operations, manual cleaning must have safety measures.     (F) unloading is complete, you must dump sent out signals, trains can be pulled out of the soil line.     Article No. 635 when moving plow dump, bulldozing run shall not exceed 20km/h; close to the road side, the speed must not exceed 5km/h.     No. 636, when the dumping of single bucket excavator, shall comply with the following provisions: (a) the pit slope angle shall not be greater than 70 °, overbreak is strictly prohibited.     (B) the excavator to a standing bench top line of safety distances, the following requirements: 1. bench height below 10m is 6m; 2. height 11~15m 8M; 3. height 16~20m 11M. 4. step height exceeds 20m safety measures should be developed.     Article No. 637 of dumping dumping must comply with the following provisions: (a) spreaders must jobs on a stable flat, lateral tracks with stairs must maintain a safe distance between the top line.     (B) the workplace and slope of the walking path must meet the technical requirements of spreaders.     (C) spreaders long distance walking, feeding, nesting arm with the direction of travel in a straight line, and hanging up, fixed weight one end of the car in the front near the center of rotation, in place by pins fixed; no uphill turns.     Article No. 638 dump unloading area will have communication facilities or contact signal, night-time lighting.     Article No. 639 trucking dump and exhaust disposal operations shall comply with the following provisions: (a) dump unloading zone should have a continuous wall, the height shall be not less than 2/5 of the tire diameter, special situations, to develop safety measures.     (B) dumping the up-grade of the facing the top line should be 3%~5%.     (C) should be required in order to abandon Earth rocks, when unloading and dozing in the same neighborhood, must keep a sufficient safety distance between devices.     (D) when unloading, car must be vertical lines; high-speed reverse, rammed the fence is strictly prohibited.     (E) when the bulldozing, no bulldozers bulldozing along the direction parallel to the top line.     Article No. 640 hyperconservative when it signs or other danger, must stop dumping operations, develop security measures.     Fifth chapter No. 641 landslide opencast coal mine project, hydrogeological exploration, surveying and mapping work and slope stability evaluation and design of slope stability measures.     Opencast coal mine shall establish permanent observation of the movement line (net), observations on a regular basis.     Article No. 642 after working to help form a range of steps, regular analysis and evaluation of slope stability, the production safety of unstable slope safety measures must be taken. Article No. 643 slope before the slope adjacent to the final design, must be stability analysis and evaluation.     When the original design when you finally do not meet stability safety factor of slope, measures should be taken to modify the design or governance.     Article No. 644 long-term and annual mining of open pit coal mine engineering design must slope stability checking, not up to the requirements for slope stability, mining design or develop safety measures should be modified.     No. 645 Stope slope in the end management should comply with the following provisions: (a) mining operations must be carried out according to the design, slope the bottom line may not be over.     (B) near to steps, blasting should be used, not more drilling and damping measures, adopting Chamber blasting is strictly prohibited.     (C) it contains outcrops of coal to the world level, should be taken to prevent the outcrops of coal weathering and landslide along the seam spontaneous combustion and measure.     Article No. 646 of dump slope management must abide by the following provisions: (a) with the formation and development of dump slope, slope stability analysis must be conducted regularly, if instability should modify the soil parameters, or take preventive measures.     (B) before implementing the dump must be mapping the terrain, identifying basal aquifer occurrence and physico-mechanical properties of rock and determination of the mechanical parameters of the abandoned item, the dumping design and calculation of slope stability, clear rock substrate is not conducive to the stability of slope soft soil.     (C) internal dump 1 steps under the bottom and must have sufficient security distances between mining.     (D) internal dump effective waterproofing and drainage measures must be taken to prevent or reduce the discharge of water into the soil. Article No. 647 should be regular visits to the pit and waste-dump slope, landslide sign is found, you must set up clear signs.     With transport slope of roads, logging machinery and facilities, must take timely measures. Sixth chapter water control and fire prevention section water prevention and control Article No. 648 each year open pit coal mine drainage facilities must be fully checked before the rainy season, development of waterproofing and drainage plans and measures of the year.     Repairing drainage facilities, new important drainage works must be completed before the rainy season.     Article No. 649 below flood level in the local architecture, must provide for the construction of dams, canals, dredging ditches and other flood-control measures. Article No. 650 of open pit coal mine on the surface and slope drainage facilities, should avoid the risk of landslide areas. Gutters should be checked frequently, dredging should not be leakage, flooding or overflowing. When the Stope in the landslide area, should be set up in the landslide area around the Swales.     When a ditch slope when after deformation, cracks, seepage control measures should be taken.     Article No. 651 when using the open pit deep cistern, the drainage period should meet the following requirements: (a) stopped because of water coal winning working face of coal face in less than total 1/3, shall not be greater than 15 days.     (B) stopped because the water at 1/3~1/2 per cent of coal mining face in coal mining working face, not more than 7 days.     (C) for storage of water to stop coal mining face exceeding 1/2, shall not be greater than 3 days.     (D) the underground drainage, safety measures must be taken, spare water pump capacity shall not be less than 50%.     Article No. 652 formation water of mining works, when normally, drainage, drainage works should be ahead of mining engineering. Formation water drainage when the ground cracks, collapse, delineation of scope of protection, set up warning signs and safety measures.     (Semi-) underground drainage pump room should be vented.     Article No. 653 groundwater influence and after drainage works, slope, and underground water level, water pressure and water observations, analyses the influence of groundwater on slope stability and drainage effects, development of groundwater management measures.     No. 654 due to groundwater rise may lead to dumping or mining downturn, importance of groundwater drainage. Section No. 655 surface coal mines must make for fire prevention and fire prevention measures within the Stopes.    All buildings, piles of coal, dump, warehouse, Depot, explosive materials, wood factory of fire prevention measures and systems must comply with the provisions of the relevant laws, regulations and standards of the State. Open pit coal mine in the mining, transport, dumping and other major equipment must be equipped with fire-fighting equipment, and regularly checked and replaced.     No. 656 mine spontaneous combustion tendency of coal seam fire extinguishing system must be established.     The seventh chapter electrical section I General provisions Article No. 657 of opencast coal mine electrical equipment, electrical and communication systems design, installation, inspection, operation, maintenance, testing and safety protection work must comply with national standards.     No. 658 submerged dangerous power lines must be set for two of the main pumping loops, when primary power failure, another circuit of the power supply should be able to shoulder the greatest drainage load.     Article No. 659 Stope and dumping of low-voltage power distribution voltage not exceeding 1kV, handheld electrical apparatus voltage 220V, handheld electrical device with leakage protection voltage must not exceed 380V. Article No. 660 power leakage protection devices should be installed (for the converter of electric locomotive transformer for use on equipment). Mobile high voltage power device power supply mode of transformer neutral point earthing should be used, and neutral conductor shall not lead; when using the power grounding method of neutral point current limiting resistors, transformers must be grounded and mobile device shell uses overhead ground wire or cable Earth wire connected.     To fixed equipment power supply transformers, generally neutral point earthing mode, fixed equipment enclosure must be earthed direct repeat.     Article No. 661 on the electric wires, electrical equipment and oil switch near heat source shall not cause electrical fires.     Section II substation (station) and No. 662 ground substation location selection of distribution equipment shall comply with the relevant standards and design specifications, and meet the following requirements: (a) from the Stope end outside the realm of 200m.     (B) should be located in explosive materials outside of the hazardous area.     (C) shall not be located within the dump in unstable.     (Iv) should not be located in the area.     (E) the distance between substations and high noise sources, should meet the main control room background noise less than 60dB (a) requirements.     Must have walls around the substation, the height of not less than 1.8M, and hanging around security warning signs.     Article No. 663 persons on duty fixed substation (station) must be flown at once, the second overhead line and cable distribution systems as well as operational and maintenance procedures, rules. Article No. 664 Stope substation kiosk application of non-combustible materials, the Pavilion of the device and the wall distance must not be less than 0.8M from the top shall not be less than 1M.     Pavilion doors should open outward, hanging at the entrance "non-staff off-limits" warning signs have been posted.     Totally enclosed mobile substations, the box should have a reliable protective earth. Unattended substation Pavilion (MTS) should lock the door.     Booth (stand) device number and indicate the use shall have a stop sign, transmission and power switch locking device.     Stope substation Pavilion, not totally enclosed mobile substation, surrounded by walls or fences, set it should conform to national requirements of electrical installations for outdoor sites under the harsh conditions. No. 665 of mobile substation power distribution unit the operation buttons (remote control) and handles should be located in locked cabinets.     Separation between the switch and the main switch should have a reliable mechanical or electrical locking.                                                         Section III of overhead transmission lines and cables No. 666 in the Stope fixing power lines and communication lines should be set in a stable slope. 2 section 2 No. 667 Stope of high voltage overhead transmission line shall be not less than 35mm, low voltage overhead transmission lines cross section shall be not less than 25mm.     From overhead lines to mobile high-voltage electrical equipment and mobile substation power supply branch circuit rubber sheathed cable should be used. No. 668 mounted on the same pole of high and low voltage transmission (with) line should not be more than twice; distance cross arm bar must not be less than 800mm, corner rod shall be not less than 500mm (10kV lines and below), high voltage transmission lines on the same pole, powered by the power supply of the same voltage level.     Vertical Stope power distribution lines that can only be erected on the same bar again.     No. 669 overhead lines should not be piled under rocks, ores, sleepers, rails or other materials; special case, stacked materials to overhead lines distance shall be not less than the highest point of table 22 ratings.     Article No. 670 in the case of maximum degree of PTOSIS, overhead distribution lines on bottom of the steps to the ground catenary and the vertical distance shall be not less than table 22 ratings.     Article No. 671 wires on side of transmission and distribution lines, horizontal distance to a building or structure in recent section, in the maximum case, shall meet the following requirements: (a) when the line voltage 10kV and the horizontal distance ≥ 2m.     (B) when 10kV< ≤ 110kV line voltage and the horizontal distance ≥ 4m.     Article No. 672 step 6~10kV of overhead transmission and distribution lines on the edge of the wire, in the case without bias, to contact recent horizontal distance should not be less than 2.5M, horizontal distance to railway road shoulders shall be not less than 2m.     No. 673 voltage 10kV power transmission and distribution lines, allowing by moving the pole, moving between the poles of value should not be greater than 50m, exceptional circumstances shall be determined according to the calculation.     Article No. 674 in mining fire district, reservoirs, Dibhole and potential landslide sites, shall not lay rubber sheathed cable. No. 675 rubber sheathed cable insulation must be the joint strength.     Sulfide Vulcanized or vulcanizing joints must also be of equal efficacy of cold water pressure testing, qualified before the use. No. 676 cables connected to the device must be moisture-proof seal, cable wire tube clamp or a solder joint.     Should have adequate mechanical strength at the joint, the contact resistance must not be greater than 800 µ ω.     Cable railway, highway, protective measures must be taken.     Article No. 677-powered rubber-sheathed cables to mobile devices, can be wrapped around the drum (plate), drum (plate) structure design and winding cable ampacity calculations and rubber-sheathed cable shift, must comply with the standards specified in the electrical installations for outdoor sites under harsh conditions.     Electric traction in the fourth section No. 678 vertical distance from the rail of the contact line shall comply with the following requirements: (a) the contact line is 5750mm, not greater than 6000mm, shall not be less than 5400mm; end 6200~6500mm should be maintained.     (B) the contact line near 4300mm, shall not be greater than 4500mm, shall not be less than 4100mm; end 4300~4700mm should be maintained.     Provisions to ensure the catenary height and tension, automatic adjustment device should be installed.     Into artificial structures such as bridges, tunnels, and catenary height can be reduced, but not below the minimum working height of pantograph. No. 679 above 1kV overhead power lines no catenary pole joint use. 380V power lines and lighting lines and signal line and the railway catenary poles when the joint use, use insulated wire, its hanging height from the top of rail distance, catenary shall not be greater than 3M, the catenary shall not be greater than 1.5M.     Lighting must be installed in the pantograph and catenary opposite side.     Article No. 680 (with) the power supply line and a return line, 10kV and below overhead power lines away from the vertex of catenary shall not be less than 2m;10kV more than overhead power lines away from the vertex of catenary shall not be less than 3M.     No. 681 live catenary and pantograph with Bridge and tunnel pipeline, such as the minimum distance shall not be less than 0.2m.     No. 682 catenary line fault after power failure, shall immediately report to the dispatcher, the query may try to send 1, if still trips, should not force transmission, to be identified, troubleshooting after, before transmission. Article No. 683 catenary poles (metal and reinforced concrete pole) all metal structure supporting, as well as from contact live parts 5M metal structures shall be grounded, grounding wire attached to the track.     Automatic block section, grounding through the spark-gap on the track.     All earthing contacts shall be located at to check locations.                                                          No. 684 electrified railway tracks shall meet the following requirements: (a) the rail end junction (rail slot) resistance should not exceed 3M and the resistance value of the rail.                                                                 2 (b) between two parallel steel rails, every 200m to connect 1 section not less than 50mm of copper or other equivalent resistance of a wire line parallel laying of, connected to each other every 400m 1.     2 2 (c) the connections must be firm, connection line resistors with the same length, section 50mm of copper wire and resistance values are equal; when connected with a flat steel products, the section shall be not less than 60x6mm.     (D) equipped with railway stations and sections of track circuits, signals for use by rail when the current loop, measures should be taken to ensure traction currents do not affect the normal operation of track circuits.     Article No. 685 Depot, explosive materials prevent the sparks track and non-electric locomotive running track used for current loop is strictly prohibited.     As a current loop track with no current circuits of the track must be insulated, and to develop safety measures.     Article No. 686 on the pantograph is not removed before, prohibited personnel into the pressure Chamber or climb to the top cover of motor vehicle exports.     Motor vehicles should have a locking device. Article No. 687 check motor operation and maintenance should be carried out in the garage or on the line.     Checks and maintenance motor car when the top cover, you must cut off the power supply and grounding of catenary. No. 688 electrified railway and road junction and unloading sites, you must install a light signal or warning.     Gauge should be installed on both sides at the door, its height should be lower than the catenary 0.5M.    Article No. 689 on the trestle across the electrified railways, should set the security plates, their height shall not be less than 1.8M, on both sides of the line length must not be less than 1M. Article No. 690 and strengthen the line of contact wire, at intervals 200~250m intervals connect 1 of the section shall be smaller than the cross-sectional area of the contact line connector.     At the contact line on both sides of the boundary should be set cable.     Article No. 691 lightning protection of catenary equipment ground wire should be connected on a single track circuits back on the Rails, or on the double track circuit on the yoke transformer neutral point. Every 700~800m Article No. 692 catenary set 1 return line.     All the same (with) the catenary return line should be connected together, prevent a line fault burning equipment.     Protection and grounding of electrical equipment Article No. 693 fifth section fixed substation or mobile to mobile electrical equipment in substation of power transmission and distribution lines at voltages above 1kV, short circuit and overload protection devices should be installed.     Lines greater than 50V AC voltage, leakage protection devices should be installed.     Short circuit and single phase earthing (earth leakage) protection class II protection should be taken.     Article No. 694 periodically check integrity of leakage protection device for power transmission and distribution lines, every 6 months or move the device 1 earth-leakage protection devices must be checked and automatically switches, leakage protection devices for the inspection, adjustment at least 1 time a year. Article No. 695 Stope outdoor electrical equipment should be used and, if necessary, protective measures should be taken.     All exposed conductive parts of the high and low voltage electrical equipment protection must conform to the national standards of electrical installations for outdoor sites under the harsh conditions on the direct contact with the protective requirements.     Article No. 696 substation (station) installation of relay protection device should be sensitive and reliable test on a regular basis, setting man on duty substation (station), leakage protection devices must be checked for integrity, and completes the record. Article No. 697 high voltage motors, power transformer high-voltage side, short circuit, overload and under voltage protection.     Low-voltage electrical equipment setting of overcurrent relay and fuse selection should be in line with national standards.     Article No. 698 switch trip in substation, shall immediately report to dispatchers, upon enquiry, try sending 1; if it is tripped, should not force transmission, to be identified, troubleshooting after, before transmission.     Article No. 699 OCs must fortify lightning device installed at the following locations: (a) (with) fed by the power supply line and contact junctions.     (B) the locomotive library entrance.     (C) the ADIT mouth.     (D) electric locomotive transportation routes roads within each independent sector.     (E) the strong lightning activity, Stope of overhead contact line and the branch line junction, high voltage electrical equipment connected to overhead lines.     Lightning protection devices should be used-angle discharge gap, grounding wire should be connected on the rail.     Article No. 700 of opencast coal mine (with) electrical installations, Depot, explosive materials, tall buildings or vulnerable to lightning, lightning device must be fortified each year before the wet season of test 1.     Article No. 701 and contact directly connected to the motor and commutation device, overload, overcurrent, overvoltage and short circuit protection device.                                                                                                                                                                    Article No. 702 substation (station) on transmission and distribution lines and electrical equipment ground fault protection device design, installation should conform to the relevant provisions of the national standard. 2 No. 703 Stope of grounding for overhead lines shall not be less than 2 groups dump can be set 1 group. Primary grounding electrode should be located in the route near places of low resistivity, grounding resistance value of each group shall not be greater than 4 ω, the soil resistivity is greater than 1000 ω of the area, shall not be more than 30 ω, mobile devices and grounding line for overhead lines shall not be greater than 1 ω resistance value.     Grounding wire and touch the metal casing of the device shall not be more than 50V. Article No. 704 when the transformer's neutral point without earthing and grounding protection of high-voltage, low-voltage electrical equipment must be located, and to install automatically cut off the power supply at the low voltage side of the transformer leak detection equipment.     When the transformer neutral-point earthing of the low-voltage power system, you must set the zero connection protection.     Article No. 705 above 50V AC electrical equipment insulation damage and possible within electrical equipment with a risk of electric shock the metal casing, frame, and so on, must be earthed protective.     No. 706 of Stope in the grounding of electrical equipment shall meet the following requirements: 2 (a) of high voltage overhead line earthing should use the strand cross section greater than 35mm, and should be located under the overhead line cross arms 0.5M.     (B) mobile substations and electrical equipment special grounding wire of rubber-sheathed cable should be used ground or neutral, and should be equipped with the appropriate ground monitoring system.     Article No. 707 grounding of electrical equipment must be in a separate grounding wire is connected with the earthing device shall not be more than one grounding wire series grounding of electrical equipment.     Non-metal pipes and cables lead-sheathed as a grounding electrode.     Article No. 708 zero system of low voltage overhead line terminal and the extension of the Terminal should be repeatedly grounded AC lines zero line repeated artificial grounding grounding must be used, not associated with the underground metal pipeline.     All grounding cables and electrical equipment, connections, and connected to the grounding of the housing shall be welded or connection in a reliable way.     Article No. 709 after reinstallation or moving of the electrical equipment, before operation, you must measure the Earth resistance.     Blasting operations after the grounding device within the blast area must be checked.     Article No. 710 per month should be inspected at least 1 Stope and dump of grounding grid, measuring at least 1 time a year the total resistance of grounding grids.     Sixth day lighting, communications and signal No. 711-fixed lighting using voltage must not exceed 220V, or mobile hand lamp lighting voltage should be less than 50V, lighting fixtures for metal containers working voltage must not exceed 25V.     Different lighting installed in the same location when the voltage level of the power outlet should be clearly distinguishing sign.     Article No. 712 of open pit coal mine the illumination of the workplaces shall comply with table 23 requirements. Article No. 713 of catenary voltages equal to or less than 1650V, on their fixed or mobile poles, hanging lighting lines.     Catenary lighting lines the vertical distance shall not be less than 1.5M, and both insulators must be the same.     Article No. 714 substation (station), Rectifier stations, hoist House and other important sites, as well as large mining transport equipment shall be equipped with communication equipment.     Communication equipment should be exempted from the catenary, power lines, a thunderstorm discharge and the effects of stray currents.     Article No. 715 winch must be sound and light signal devices, signal devices no other load on the power supply line. Seventh day electrical equipment operation, maintenance and adjusting No. 716 shall repair, relocation of electrical equipment and the electric cable.     Special case live operations, safety measures must be taken.     No. 717 operating electrical equipment must comply with the following provisions: (a) non-professional and non-electrical personnel on duty, and strictly forbid operating electrical equipment.     (B) the operating circuit of high-voltage electrical equipment, the operator must wear insulating gloves, boots or worn electrical insulation insulated onstage.     (C) the operator any part of the body with exposed live parts of electrical equipment, the minimum distance shall conform to the requirements of table 24; otherwise, safety barriers, security must be set up.     (D) portable electrical equipment handles and must be in contact with part of the work, must have good insulation, the shell must be reliably grounded (DC charging handheld tools).     Article No. 718 when maintenance of transmission and distribution lines for multiple users, security measures should be developed.     Article No. 719 operators and carry tools, materials, and charged the minimum distance, should meet the requirements of table 25.     No. 720 high-voltage substation equipment and line maintenance and stop transmission, must be strictly enforced blackouts apply and work order system.     Power line maintenance operations must comply with the following provisions: (a) must be made by head of unified command.     (B) must have a clear disconnect, disconnect the line power switch handle, take someone or lock and hung "job, no close" warning signs have been posted.     (C) the inspection after the power outage, and the hook grounding wire.     (D) operations need expert care.     (E) confirm all operations after the removal of grounding wire and warning signs, by head check dispatch after restoring power.     No. 721 moving metal tower and large equipment, through overhead lines, must keep a sufficient safety distance from the overhead lines special cases safety measures must be taken.     Article No. 722 excavator shall not be affected and damaged cables, poles or other supports Foundation of security, must not damage the grounding conductor and grounding wire. Article No. 723 of the blasting danger zone for overhead transmission lines, cable and mobile substations, blasting should be without power.     Before restoring the power supply, you must check these lines, confirming lossless transmission only.     No. 724, electrical equipment and wiring safety protection devices must be calibrated before use. Replacement fuses should be cut off the power supply.     If rain or thunder, replacement fuses, safety measures must be taken.     No. 725 of overhead transmission and distribution lines or near moving or operating machinery and equipment, which assist the (extended) of the highest (farthest) point to the wire and vertical (horizontal) distance shall not be less than the ratings table 25.     Article No. 726 1650V and at the following online live-line work, and to develop safety measures, and comply with the following provisions: (a) the erection of catenary wood poles for the positive and negative cable must be.     (B) the operators trained and certified.     (C) use special vehicles or special insulation ladder.     (D) rain, snow, fog, day job is strictly prohibited.     (E) the safety officer on the ground monitoring. Eighth section, explosive materials and explosive zone security distribution Article No. 727 Explosive material warehouse and processing zone substation 10kV and below, can be used indoors, but should not be located in the a-building.     Distance between substations and class a building shall be not less than 50m.     Pole-mounted transformer kiosks with distance shall not be less than 100m of class a buildings, and the b-and d-level structures shall be not less than 50m. No. 728 1~10kV outdoor overhead lines, across the hazardous area of the building is strictly prohibited.     Its edges and horizontal distance of a building, shall meet the following requirements: (a) the distance between class a and class b buildings, shall be not less than 2/3 pole spacing, and should not be less than 35m; and production of explosives of class a buildings in the distance, should not be less than 50m.     (B) distance and d buildings, shall be not less than 1.5 times times more poles.     Article No. 729 (with) wherever the risk of explosion of the workshop (warehouse) 380V/220V-level power distribution lines, metal-sheathed cables must be used, and in the underground. Buried cable length should not be less than 15m. Cable home-end metal outside pipe or cables should be received on the lightning-proof grounding device. Should be installed at the connection of cables and overhead lines fortifications lightning devices.     Lightning equipment, cables, metal jacketing or pipe and insulated iron feet should be together and ground, the impulse grounding resistance should not exceed 10 ω.     Article No. 730 LV 380V/220V five wire system should be used. Article No. 731 of metals in explosion hazardous area equipment, pipes, and other conductive objects should have reliable earthing, the grounding resistance of the antistatic shall not be greater than 100 MΩ. The earthing device and electric equipment, lightning-proof grounding device use, grounding resistance value of minimum value.     Depending on the circumstances, it should also adopt other ESD measures. The eighth chapter in equipment repair Article No. 732 is strictly prohibited in the operation of equipment for repairs.     Maintenance, must cut off the power supply, water, steam, air, oil sources and hang "is maintenance, no starting" warning signs have been posted.     Disassembly prior to pressure vessels and artifacts, and pressure must be released.     Disassembly and repair of dangerous equipment and parts, safety measures must be established. No. 733 electric welding, gas welding, cutting, must comply with the following provisions: (a) the working area must be well ventilated, non-inflammable and explosive materials.     All types of gas cylinders away from open flames, 10m; oxygen acetylene bottles from 5M or more; focus on fire prevention and explosion welding job, must apply for approval with fire, and fire prevention and explosion protection measures.     (B) welding or cutting with combustible, explosive or unknown items of the container, must be clear in advance.     (C) into the device or when carrying out welding and cutting of containers must be confirmed no inflammable or explosive gases or substances, safety measures before they can work.     (D) gas cylinder connections, hose connectors, reducers and other, non-contaminated oil.     (E) the insulation of electric welding equipment and tools and welding machine casing grounding must be good.     (Vi) on electronic circuit technology for control when welding on a device, you must take measures to prevent the welding current to the electric control system.     Article No. 734 when lifting lifting devices are used, you must strictly comply with national provisions relating to the lifting operations. Using the manual lift device, shall not be overloaded hoist.     Workpieces weighing more than 50kg, the wire rope should be used; wire rope safety factor shall not be less than 3.5.     Article No. 735 when working at heights, must comply with the following provisions: (a) Spider-man must climb tools and safety equipment.     (B) jobs must wear a helmet and seat belt.     (C) when using a ladder, support must be firmly, and to skid prevention measures.     (D) preventing falling objects, throwing tools and equipment is strictly prohibited.     No. 736 overhaul mining trucks must abide by the following provisions: (a) dump truck box bucket lift maintenance, must be padded or by vehicle design safety features and fixed bins, prohibit the use of lift cylinder support jobs.     (B) when welding and cutting operations in the car, to prevent splashing to the bottom of the job or the tank and, if necessary, protective measures should be taken.     (C) when removing fault tire heavy trucks, air must be exhausted; when removing rear tire must be connected to two of the gas discharge.     (D) the charge capacity of the battery short circuit testing is strictly prohibited.     (V) handling batteries to prevent electrolyte spillage.     Article No. 737 repair hydraulic and pneumatic equipment must first discharge pressure, accumulator device for all energy must be released. Part IV chapter on occupational hazards management and monitoring No. 738 coal mining enterprises must enhance the prevention and management of occupational hazards, make the workplace occupational health and labour protection.     Take effective measures to control dust, toxic hazards, and ensure that the workplaces meet the national occupational health standards.     Article No. 739 dusts in the air of workplaces (total dust, respirable dust) concentrations, the table 26 requirements.     No. 740 coal mining enterprises must be provided for by the State to monitor the dust and comply with the following provisions: (a) the total dust: 1. workplace dust concentration, determination of 2 times a month in underground, surface and opencast coal mine measuring 1 times per month 2. dust dispersion, determined every 6 months 1. (B) the respirable dust: 1. personal respirable dust monitor, mining, excavation (peel) face measuring 1 every 3 months, every 6 months for other work or workplace measurement 1.     Each sample type 2 a continuous sampling, 1 a at least 2 valid samples collected, effective samples collected shall not be less than 4; 2. targeted monthly determination of respirable dust monitoring 1.                        (C) dust free SiO in content determination of 1 every 6 months, in changes faces must also measure 1; workplaces where dust-determination of the effective number of samples being not less than 3 at a time.     2 (d) mining depth is greater than the 200m opencast coal mines, number determination in seasons of low air pressure should be increased. Article No. 741 of workplace noise should not exceed 85dB (a).     More than 85dB (a), to be equipped with personal protective equipment; greater than or equal to 90dB (a), it should also take measures to reduce noise in the work environment.     Article No. 742 mine water in mining area of industrial water use and water supply project, the water quality should meet national health standards.     No. 743 coal mining enterprises must follow state regulations for productive toxicants, harmful physical agents such as monitoring on a regular basis and comply with the following provisions: (a) the TNT (workshop) operation point, determination of 1 times per month.     (B) lead, benzene, mercury, and other toxic substances, determination of 1 every 3 months, has reached the 6 month determination of occupational health standards 1.     (C) noise, radiation and other physical factors of determination at least 1 time per year.     Monitoring results must be filed, and reported to the relevant authorities.     Chapter health No. 744 coal mining enterprises must follow the relevant national legal provisions and regulations, occupational health examinations the new into the mine workers and setting up health records; occupational health examinations of exposed workers must be photographed chest blockbusters. Coal mining enterprises shall, in accordance with national laws and regulations and the provisions of the Administrative Department of Health regularly exposed to dust, toxins and harmful physical factors, such as the workers ' occupational health examinations.     Check out these patients, coal mining enterprises must in accordance with State provisions promptly given treatment, convalescence and out of hazardous jobs jobs and make health surveillance and reporting of occupational diseases.     Screening intervals must meet the following requirements: (a) provide the workers exposed to dust, Rock tunnel boring work every film censorship 1 2-3; mixed types of film censorship 1 3-4; per film censorship 1 4-5 pure coal mining jobs.     (Ii) to leave the leave for workers to occupational health examination.     (C) the annual checks for exposure to toxic substances and radiation 1.     Occupational health examination and occupational-disease diagnosis and treatment of occupational diseases should be made by qualified occupational health authority.                   Article No. 745 stage pneumoconiosis patients reviewed 1 times a year.     + Suspected pneumoconiosis patient (0): Rock tunnel boring work every year to make movies review 1, mixed-type film review every 2 years 1 every 3 years, pure coal mining jobs in film review 1.     Article No. 746 has one of the following symptoms may not engage in dust exposed: (a) active TB disease outside the lungs and tuberculosis.     (B) serious upper respiratory tract and bronchial diseases.     (C) significant effect on pulmonary function of lung or pleural disease.     (D) the heart, blood vessels, organic diseases.     (E) the medical identification, does not apply in dust-exposed to other diseases.     Article No. 747 has one of the following symptoms, not to engage in underground work: (a) this procedure is one of the conditions listed in section No. 746.     (B) rheumatic diseases (repeated).     (C) a serious skin disease.     (D) the medical identification, not to engage in underground work of other diseases.     Article No. 748 patients with epilepsy and schizophrenia is strictly prohibited to engage in coal production.     Article No. 749 suffers from high blood pressure, heart disease, such as thick, as well as other not accustomed to high altitude (above 2m) workers shall not engage in aerial work.     Article No. 750 dust, toxins and harmful physical agents exceeded the national occupational health standards in the workplaces, in addition to taking preventive and control measures, operating personnel must wear personal protective equipment such as dust or gas. By-laws No. 751 this regulation come into force on January 1, 2005. State administration of coal mine safety supervision Bureau of mine safety regulations promulgated in 2001 repealed simultaneously.       Coal industry the purpose of other procedures, standardize with touch of this practice, these rules shall prevail.     Appendix: main terms to explain this practice when underground mining in thin Seam coal seam of thickness 1.3M; thickness when mining 3.5M coal beds.     When underground mining in thick coal seam thickness in 1.3~3.5M coal seams; thickness when mining 3.5~10m coal beds.     When underground mining in thick seam 3.5M thick coal seam above; when open pit mining seam of thickness 10m or more. Flat seam When underground mining dip angle of 8 ° below the seam; when open pit mining inclined 5 ° below the seam.     Underground mining of gently inclined coal seam dip angle of 8 ° ~25 ° seam; inclination 5 ° ~10 ° when open pit mining of coal-bed methane.     Underground mining in inclined coal seam dip angle of 25 ° ~45 ° seam; inclination of 10 ° ~45 ° when open pit mining coal.     In steeply inclined coal seam underground or open pit mining inclination of 45 ° above the coal seam.     Less distance between layers of coal seam group at close range, mining coal seams have a larger impact.     Roadway excavation work carried out in coal-bed methane, or all the empty tunnels dug in the rock.     Level elevation arrangement along the seam of a transportation roadway or total air level.     Stages along a certain elevation divided part of the minefield.     Sector (phasing, small stage) divided in phases along the oblique direction of mining block.     Main transport roadway transportation roadway, transporting men and mainly Gug collectively. Main roadway (phase or major roadways da Lane, level) level or stage of transport services for the entire mining level roadway.     Chiseled in rock rock main roadway; said to serve several coal concentrate transportation roadway.     Shimen coal seam rock drift of the orthogonal or diagonal.     Mainly Gug (Central, Hill, or to concentrate on top, down) does not pass directly to the ground, as a horizontal or sloping tunnels of several district services and equipped with winches. In main haulage roadway in the up in the mountains, along the coal bed, and sloping tunnels serving 1 district.     According to uses and equipment divided into: conveyors, rail, ventilation in the mountains up the mountain, and the mountain people up the mountain. Down in main haulage roadway down along the coal bed, and sloping tunnels serving 1 district.     According to uses and equipment divided into: conveyor down ventilation, track down, down the Hill and people, and so on.     Mining and driving face in coal mining face in General.     Order stairs stair stagger in the face.     GOB GOB and old kilns and had scrapped the roadways collectively.     Space of goaf mining is no longer maintained.     Anchoring and shotcreting combined bolting and shotcrete or gunite support.     Supporting Jet spray cement mortar and shotcrete supporting in roadways collectively.     Freezing freezing cylinder wall adjacent to the freezing gradually, connect, began to form a closed ice wall.     Grouting rock at shaft face pregrouting, temporary stay above or in front of the aquifer to withstand maximum injection pressure (pressure) and prevent the tunneling leakage and the rock pillar of the run slurry.     Concrete Grouting pad shaft face pregrouting at advance in the building above the aquifer, able to withstand the maximum injection pressure (pressure) and prevent the leaking of the run slurry concrete structures in tunneling face. Burst (burst) underground or surface by the surrounding rock, due to the instantaneous release of elastic deformation of the dynamic phenomenon of sudden severe damage.     Often accompanied by rock throwing, bang and waves and other phenomena.     Main Xiang always into the wind, the wind, the total air, mainly into the lane and the main return air roadway in General. Air lane roadway along the intake airflow.     For the mine or mine a wing into wind called the total intake airflow roadway; several major mining area called for air intake airflow roadway; 1 mining area called for air intake airflow roadway of mining area, is 1 working face wind tunnel for face into the wind. Air return airflow roadway that passes.     Mine or mine a wing-wide return called total air; for several return-main return air roadway in mining district; 1 mining area called for return air return air roadway in mining area; 1 return tailentry of working face. Special air return roadway of roadway in mining areas, specifically for return air shall not be used for transportation and installation of electrical equipment for tunnel.     In coal (Rock) and gas (carbon dioxide) highlight areas, private air shall not be pedestrian.     Merry coal mining face of coal face airflow in the work space.     Tunneling face of air in heading face to the airflow in the duct outlet for this section of the roadway.     Separate ventilation (ventilation in parallel) underground stations return air directly into the mining area for each air or general air ventilation.     Series ventilation with air return again into the ventilation system at other air stations.     Spread the natural diffusion of air molecules in the air, ventilation ways on local stations.     Independent air intake airflow roadway separated from the main, after explosive material or charging Chamber, and then enter the main air flow.     Full air pressure ventilation system in the main ventilator outlet side and the inlet side of air pressure differentials.     Fire-wind pressure underground when the fire broke out, high temperature gas stream flows through additional air pressure differential shaft.     Local ventilation fan or main fan ventilation method of wind pressure on local stations.     Circulating air fan air return, in whole or in part into one local fan in the intake airflow.     Main fan installed in the ground, to the mine, a wing or 1 partition air supply fan.     Auxiliary fan ventilation resistance of a partition too large, main fan does not supply enough air-time, in order to increase the air flow fan used in the partition.     Fan the fan air supply to local underground stations.     Upward ventilation airflow along the working face by the upward flow of ventilation.     Downward ventilation air flow along the downward flow of ventilation on the coal face by ways. Gas consists of the coalbed methane in the mine of noxious gases.     Sometimes refers to methane alone.     Gas low gas mines and gassy mines in General.     Gas (carbon dioxide) concentration of gas (carbon dioxide) in the possession of the air by volume ratio, expressed in%.                                                                                                                                      Methane emission from coal, rock affected by mining and mining fell coal gangue to evenly space out the phenomenon of gas underground. 3 gas (carbon dioxide) spewed from coal or rock cracks, holes or hole in the large amounts of gas (carbon dioxide) abnormal emission phenomena.     In 20m tunnel within the gushing gas amount is greater than or equal to 1., and duration in 8h above, the mining area is defined as gas (carbon dioxide) spray out of the danger area.     Coal dust explosion hazardous coal dust explosion test identified the explosive coal dust of coal.     Specializes in the production of rock powder, used to prevent explosion and propagation of an inert powder.     Coal (Rock) and gas outburst under the combined action of stress and gas, broken coal, rock and gas from coal or rock to mining space suddenly thrown exceptions of dynamic phenomena.     This procedure is part of coal and gas outburst is referred to in the fourth chapter, and suddenly suddenly poured out of coal, coal, rock and gas outburst in General.     Cover to eliminate or weaken the adjacent coal seam outburst or the danger of pressure bump first mining of coal seams or seams.     Exposing coal seams in a crosscut crosscut from the bottom (top) slate columns across the seam into the top (bottom) plates of all the operations.     Water flooded the area flooded roadways and flooded goaf in General.     Normal discharge during mining, mine water flow per unit of time. Mine mining maximum discharge during peak mine discharge under normal conditions.     Mainly associated with human conditions and rainfall.     Security head cesspits can withstand the water pressure on the aquifer.     Non-combustible materials when subjected to flames or heat, no fire, no smoke, and does not burn, including all natural and artificial inorganic materials and metals used in the construction.     A permanent library uses the term in more than 2 years of explosive materials explosive materials.     Nitroglycerine explosive nitroglycerin was combustible agent and (or) absorbed by the oxidant mixture consisting of explosives.     Power electric detonators instantaneous explosion of instantaneous electric detonator.     Power some time delay electric detonator explosive electric detonator; according to different delay intervals, minute delay electric detonators and Ms delay electric detonators.     Minimum resistance line of shortest distance from charging focus to the free surface.     Forward initiation explosive package is located in the outer ends of columnar charge, near the mouth of the gunner, detonator towards the priming method of fundus at the bottom.     The indirect priming priming charge at end of columnar charge, near or in the hole bottom, caps toward the hole at the bottom of the priming method.     Directly on the surface of exposed blasting in rock sticking dynamite blasting method and then covered with soil.     Misfire (fast shot) after the initiation, no explosion of explosive material.     Extinguish explosion (incomplete detonation) continues to spread along the explosives detonation cannot be suspended.     Machine frame line electric locomotives, steam locomotives, battery electric locomotives and diesel locomotives collectively.     Motor frame line electric locomotive and battery electric cars in General.     Monorail runs on a suspended monorail, by driving car or trailer (wire rope traction), brake components, such as vehicles, vehicle transport equipment.     Uniline is equipped with rail wheels in vehicles on the track.     Rack locomotive with road bed of the rack and gear on the locomotive increased climbing ability of mine locomotive.     Rubber tyred steel locomotive wheel bread with special materials to increase the adhesion coefficient improved climbing ability of mine locomotive.     Lift winches, friction wheels, wheels, steering wheels, wire rope, tank road, hoisting and safety devices in General.     Main lifting device containing one winch and roller diameter 2m material hoist lifting device.     Hoisting lift of personnel and material of the container, including cages, skips, skip with a room, bucket, etc.     Anti-falling device or connecting device for wire rope fracture, prevent hoisting fall protection equipment.     Car installation car stop and the car bar in General.     Against a bar installed in the upper and down, safety devices to prevent car accident. Retarder (blockader) mounted on the track-side/cage, for car parking, location within the car device.     Protective devices installed in the inclined roadway will run uninterrupted rope or decoupling device for vehicles stopped or facilities.     The largest, angles of the steel wire rope from pulley center line vertical to the drum and wire rope on the drum's inner and outer position to the angle of the wheel centre line.     Commonly used brake winch control for normal operation of the brake.     Safety brake in hoisting system anomalies when emergency stop is required, according to the preset program emergency braking device, also called an emergency brake or safety brake. In shaft cage hoisting container run time up or down in the guides.     Tank road, into rigid tank road (wooden tanks, rail tank road, steel cage) and flexible Guide (steel wire cable Guide).     Folding boards (Gate leg Chair) cage at the bottom of, and supporting cage device when the loaded truck.     Roll cage when the loaded truck and wellhead, Ingate place tracks connected with activities of the platform.     Mine explosion-proof special motor vehicle motors, controllers, lamps, plug the cable into explosion-proof battery using special explosion-proof battery locomotive. Locomotive braking distance drivers start flipping the brake drum or completely stopped running trains from the switch.     Includes air travel distance and actual locomotive braking distance braking distance.     Overhead carrying human device in inclined roadway in endless rope system or an overhead rail system to transport personnel manned equipment, including pedestrian walkway, pedal (Monkey) and the monorail, and other various types of devices.     Portable electrical equipment must constantly move position in the work, or fix is not required to build a dedicated base of electrical equipment and often change their place of work.     Portable electrical equipment in work must be manually maintained and mobile body work or electrical devices.     Fixed electrical equipment in addition to mobile and handheld device other than specifically based on electrical equipment.     Charge removal equipment moving in a charged state (move) operation installation location.     Mine with General type electrical equipment designed for coal mine well Xia conditions production of not explosion-proof of general type electrical equipment, this equipment and General equipment compared on media temperature, and resistance tide performance, and shell material and the strength, and into line device, and grounding terminal are has adapted coal mine specific conditions of requirements, and can prevent from external directly hit charged part and the prevent drops vertical drops into, and on wiring Terminal climbed electric distance and air clearance has specifically of provides.     Mine explosion-proof electrical equipment means according to GB3836.1-2000 standards in the production of exclusive use of underground explosion-proof electrical equipment.     This procedures in the used of mine with explosion-proof type electrical equipment, except meet GB3836.1 – 2000 of provides outside, also must meet dedicated standard and other about standard of provides, its type type including: 1. across burst type electrical equipment d has across burst shell of explosion-proof electrical equipment, the shell both can bear its internal explosive gas mixture detonated produced of explosion pressure, and can prevent explosion product wear out across burst clearance lit shell around of explosive mixture.     2. increased safety electrical equipment under normal operating conditions, e does not produce arcs, sparks or high temperatures may ignite explosive mixtures on the structure of, and take measures to raise the level of security in order to avoid normal and recognition of this phenomenon of electrical equipment under overload conditions. 3. intrinsically safe electrical equipment I all circuits are intrinsically safe circuits of the electrical equipment.     So-called intrinsic safety circuit is under the specified test conditions, fault status under a normal work or electrical and thermal effects provisions shall not ignite explosive mixtures of circuit. 4. positive p-type electrical equipment has a positive pressure enclosure for electrical equipment.     Shell filled with a protective gas, and maintaining the pressure (pressure) than the surrounding explosive atmospheres of pressure (the pressure), to prevent the external explosive mixtures in explosion-proof electrical equipment.     5. oil-filled electrical equipment o within all or some of the parts are immersed in oil, the equipment could start more than oil or explosive mixtures of explosion-proof electrical equipment outside the shell.     6. sand-filled electrical equipment q shell packed with sand grain material, under the conditions provided for in the case of arc, flame spread, shell walls or sand surface overheating temperature, explosion-proof electrical equipment cannot be ignited an explosive mixture.     7. casting m-type electrical equipment electrical equipment or their components in casting the casting agent, made it in normal operation and recognition of overload or recognized faults cannot be ignited an explosive mixture of explosion-proof electrical equipment.     8. non-sparking electrical equipment under normal operating conditions, n not ignited an explosive mixture, and generally does not occur with light effect of the failure of electrical equipment.     9. gas-tight electrical equipment h electrical equipment, gas-tight enclosures. 10. special type explosion-proof type electrical s is different from existing, interim provisions formulated by the competent Department, state-certified Inspection Agency inspection, with explosion-proof electrical equipment.     This type of explosion-proof electrical equipment must be reported to the State Bureau of technical supervision.     Leak detection device when power leakage current reaches dangerous values, can be automatically cut off the power supply of the device.     Under voltage protection devices: low-voltage protection devices, when the power supply voltage as low as stipulated limit value, relay protection device can automatically cut off the power supply.     Flame retardant cable fire ignited, burning is slow, self-extinguishing when the cable went out of itself.     Grounding the grounding electrode and grounding conductors, grounding wire in General.     Main earthing network all conductors should be connected to the earthing devices 1 grounding system.     Local grounding electrode in concentrated or single fitted with electrical equipment (including the connecting power of armored cable junction boxes) where separate buried grounding electrodes.     Grounding resistance of Earth through grounding electrodes into the Earth current and voltage value ratio.     Dust and coal dust, rock dust and other toxic and harmful dust in General.     Respirable dust dust that can be inhaled in alveolar area.     Open pit with a complete production system for opencast mining site.     Pit-pit space outlines.     Final State at the end of open pit mining of open pit mining space outlines.     Helped by parts of the steps are being mined in the sides.     Not helped by the production side of the stair parts.     Edge angle (angle) for surface and the angle between the horizontal plane.     Stripping in the opencast mining mining operations.     Mining open pit in the surface soil, rock formations and not mine.     Steps requested by the stripping, mining or dumping operations, and the ladder of Division to a certain height.     Disc (platform) level parts of the stair.     Step height steps vertical distance between the upper and lower plate.     Top line level line of the upper flat and sloping.     Bottom flat plate and the surface of the slope line level line.     Safety disc on a non-working to maintain stability and stop disc for the falling rocks.     Reentrant line in the operation of transport equipment "" shape to change the direction of the pit line.     Original is not affected by the extraction of natural rock.     Monitoring of rock mass deformation and corresponding phenomena were observed and determined work.     Dump thread dump for unloading the mining stage line.     Mining and mining equipment for loading shovel to dig rocks and put into the production of transport equipment.     Top mining equipment stand level below the stands instead of cooperating with the transportation equipment level for mining and loading operations.     Continuous technology of mining equipment, transportation and unloading operations are continuous equipment continuous mining technology of material flow.     Security area of open pit coal mine mining on a flat plate from mining loading and transportation threat range.     Safety signs in the security zone setting range of eye-catching signs and devices.     Excavator bucket loading from working face mining or mineral and transport to the place of unloading it uninstall self-propelled mining machines.     Piercer opencast coal mine drilling equipment.     Bucket wheel excavator (bucket shovel) mounted on the front end of the boom of bucket wheel rotation, took turns digging bucket in bucket-wheel around the mining or mineral a continuous bucket excavator.     Landslide rock slide along sliding surface phenomena.     Push (exhaust) soil plough in driving on the track, with side open immediate push and Peel flat roadbed Earth machinery.     Stair step slope angle slope angle with the horizontal plane.     Analysis for slope stability analysis of rock slope stability work.     Highwall slope of open pit mining designed to gauge.     Final slope of open pit mine at the end of the slope.     Help-while-safety factor reflecting coefficient of rock mass stability, usually expressed as the sliding surface on the anti-sliding force (torque) and the sliding force (torque) ratio.     Edge reinforcement instability or failure of governance and regulation, the engineering measures to keep it stable.     Landslide prediction and forecast of landslide time and extent of the work.     Sliding rock mass landslide landslide.     Slides without the sliding surfaces sliding rock interface.     Suddenly collapse in local rock falls.     Moving step spacing opencast coal mine conveyor shift 1.     External dump built on a dump outside the pit.     Built in internal dump dump up to-pit.     Dump dump themselves in loose soil and rock landslides or the deformation of the base or slide.     Long-term fixed mobile fixed-line the route.     Mobile lines promote our line with the regular shift transportation routes.     Erection of catenary along electrified railway power networks, lisuo, droppers and able to lead and so on.     Catenary wire stranded copper, iron or made of high strength alloy wire stranded cable.     Strengthening wires for electric traction within a segment, when wire and bearing the total cross-sectional area of cables do not meet power requirements, set up in order to increase the total cross-sectional area of 1 parallel transmission line.     A rail track circuit wire electrical circuits.     Electric traction can be used as traction mode of railway transport energy.     Electrified railway electric traction of railways known as the electrification of the railway.     Cutting line below the ground with excavation methods construction of the roadbed. Closed car Due to brake failure, or cargo needs, truncated plug closes, the vehicles stop brake for closed cars. Appendix II: mathematical symbols for units of measurement used in this procedure and mm,m,km mm, m km 2 2 2 2 mm, m mm m 3 3 L,m l, m mg , G,kg,t,Mt mg, g, kg, tonnes, millions of tons of MS,s,min,h milliseconds, seconds, minutes, hours, 3 3 3 3, m/min, meters/hour 2 m/s                   km/h,m/s           米/秒,公里/小时,                                  2                            米/秒              3                               3     kg/m,mg/m              千克/米,毫克/米     N,kN 牛〔顿〕,千牛      3                       3     m /t                   米 /吨     Pa,MPa                 帕〔斯卡〕,兆帕     ℃                     摄氏度     (°)                 度(平面角)     A,V,kV,Ω,μΩ         安〔培〕,伏                            (), KV, Europe (SAM), micro-EU (SAM) W,kW,J Watts (grant), kW, coke (ear) dB (a) DB (a)-LX (Fox) >, ≥,

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