Cabinet of Ministers Regulations No 1035 Riga 2004 December 21 (Mon. No 74 15. §) amendments to the Cabinet of Ministers of February 1, 2000, regulations No. 38 "terms for the Latvian et seq of the LBN 222-99" water supply networks and external construction "Issued in accordance with article 2 of the law on construction of the fourth draw 1 et seq of Latvia LBN 222-99" in water supply networks and external structures "(approved by Cabinet of Ministers of February 1, 2000, the provisions of no. 38" terms for the Latvian et seq of the LBN 222-99 "water supply external networks and structures" (Latvian journal , 2000, 36./37.nr.)) the following amendments: 1. Express 3, 4 and 5 of paragraph by the following: "3. the requirements set out in et seq of the fire water supply does not apply to water supply systems in companies that produce or storing explosives, as well as to water supply systems in facilities where construction in accordance with article 6 of the law on construction of specific procedures. 4. the water supply and the external network structures in the national design standards that list by the advice of the Ministry of the economy limited liability company "Latvian standards" is published by the newspaper "Gazette" (applicable standards) to the issue of the design task. 5. Designing of water supply system, the object evaluated the usefulness of making already (regardless of the resort membership) and environmental impact, according to the municipal planning and binding provisions, as well as take into account the existing water supply structures of technical, economic and hygienic assessment for use and intensification of activity options. Water supply projects developed in concert with sewage projects and the required water consumption and sewage discharge balance. "; 1.2. to replace paragraph 6, the words "the Cabinet of Ministers of 5 January 1999, Regulation No 8 of" with the words "Cabinet of 20 January 2004, the Regulation No. 43"; 1.3. to replace paragraph 7, the words "Cabinet of 23 February 1999, regulations No. 63" mandatory drinking water safety requirements "requirements" with the words "the Cabinet of Ministers of 29 April 2003 regulations No. 235" mandatory drinking water safety and quality requirements, monitoring and control procedures ". Water hardness should not exceed 6 milligrams, the equivalent per litre (mg-EQ./l). "; 1.4. to replace paragraph 8, the words "building projects" with the word "Construction"; 1.5. make paragraph 9 by the following: "9. the need to ensure that the water could not be built without the permission of access by unauthorised persons."; 1.6. to replace paragraph 10, the word "economic" with the word "municipal"; 1.7. to express the following introductory paragraph 11: "11. potable water consumption in cubic metres per day (m3/dn) (annual average) is calculated using the following formula:"; 1.8. to replace the term "in paragraph 11 l/s" by the term "l/dn"; 1.9. to make paragraph 13 by the following: ' 13. consumption of drinking water plants, as well as residential and public buildings shall be determined in accordance with the Cabinet of Ministers of 21 July 1998, regulations No 256 "rules for the Latvian et seq of the LBN 221-99" building an internal water pipes and sewage "(hereinafter LBN 221-99)."; 1.10. delete paragraph 17; 1.11. to make 18, 19 and 20 the following: "6. the locales and the establishments provide for the external fire-fighting water supply from the water supply system, which is usually combined with drinking water or technical water supply. 19. in the light of this section 9.5 et seq., external fire-fighting water supply may be envisaged to open (also from natural) water tanks or cisterns for closed water (without installing a centralized water supply system) in the following cases: 19.1. settlements with a population of less than 5000; 19.2. the locales that are not to be used for the centralized fire water supply system — individually placed residential and public buildings and premises in which fire-fighting water consumption does not exceed 25 litres per second (l/s); 19.3. the locales that are not to be used for the centralized fire water supply system — individually positioned manufacturing and warehouse buildings and premises in which fire-fighting water consumption does not exceed 30 l/s. 20. external fire-fighting water supply may not be: 20.1. outside built-up areas separately located and low-rise residential buildings, farm buildings and farm buildings that are not used as public or production premises; 20.2. the locales separately placed low-rise single-family residential buildings when no further than 1000 m from them are in water sampling point; 20.3. outside built-up areas separately placed one or two-story buildings and public structures, if the building or structure būvapjom is up to 1000 m3; 20.4. outside built-up areas separately positioned manufacturing and warehouse buildings and structures of degtnespējīg in building materials, if ugunsslodz is less than megadžoul for 600 per square meter (MJ/m2) and buildings or structures up to 1000 m3 būvapjom. "; 1.12. Express 22, 23, 24, 25, 26, 27, 28, 29, 30, 31, 32 and 33 as follows: "22. external fire-fighting water consumption one of the living fire and public buildings and structures (including manufacturing and warehouse buildings of public interest and spaces) is calculated according to this annex, table 5 et seq as building or structure with the most necessary water consumption. 23. external fire-fighting water consumption one of fire production and warehouse buildings and structures calculated by this annex table 6 et seq as building or structure with the most necessary water consumption. 24. external fire-fighting water consumption one of fire deleting objects with liquefied gas reservoirs is calculated by this annex table 7 et seq. 25. external fire-fighting water consumption one of fire deleting objects with petroleum, petroleum products and dangerous chemicals or product tanks calculated in accordance with the deletion and the cooling water required for consumption. Deletion and cooling water consumption required are the following: 25.1. foam solution for deletion: 0.08 litres per second per square meter (l/s m2); 25.2. the burning tank for cooling — 0.5 litres per second per meter (l/s to m) to the entire perimeter of the reservoir; 25.3. next to reservoir cooling — 0.2 l/s to m party reservoir perimeter; 25.4. the water cover equipment — 1 l/s; 25.5. service stations with subterranean reservoir total volume up to 100 m3, 10 l/s; 6. service stations with a total capacity of the reservoir up to 200 m3-15 l/s. 26. external fire-fighting water consumption one of the open fire wood storage area shall be calculated by the table in annex 8 et seq. 27. external fire-fighting water consumption one of the open fire in combustible materials, substances or products in storage areas (such as junctions, container yards) respectively by the annex 5 et seq., 6., tables 7 and 8. 28. If the building or structure divided into fireproof walls in accordance with the Cabinet of 31 October 1995 of Regulation No 318 "rule of the LBN 201-96" et seq-fire rules "(hereinafter LBN 201-96), external fire-fighting water consumption down as appropriate for the building or part of the building, which is the largest water consumption required. 29. external fire-fighting water consumption in the United ūdensvado with the fixed fire hoses, sprinkler systems and internal water cover equipment must be such that during the first hours ensure greater overall water consumption according to LBN 221-98 and the applicable standards. 30. external fire-fighting water consumption anti-foaming, chilling, and the outer barrel of the lafet water cover equipment determined in accordance with the requirements of the applicable standard, allowing an extra 25% of the water from the hydrant water consumption according to this 23 et seq., 24, 25 and 26. Total water quantity may not be lower than this annex 6 et seq and table 7. 31. At the same time, the number of possible fires in built-up areas and those situated outside the production plants and warehouses are independent of the company or the warehouse areas and forest fire or explosion: 19.3. If the area of 150 ha and more (oil, oil products, gas and hazardous chemical substance or product establishment or storage area: 100 ha and larger) may at the same time, two fires; 19.4. If the area is less than 150 ha (oil, oil products, gas and hazardous chemical substance or product establishment or storage area — less than 100 ha), can one fire; 31.3. stand-alone areas situated technologically related businesses, the number of fire shall be taken as separate areas, if you have fire and building regulations governing security and fire safety specific spaces. 32. Assumes that the fire extinguishing duration is three hours. 33. the maximum fire water renewal time must not exceed the following: 33.1. petroleum, petroleum products, gas, hazardous chemicals, as well as the required and ugunsbīstamo production plants and warehouses — 24 hours; 33.2. the locales — 36 hours; 33.3. outside built-up areas — 48 hours. " 1.13. delete paragraph 34; 1.14 make 42 as follows: "42. Fire water is generally low; high-pressure fire-fighting water pipes may be to design, provided appropriate justification. High pressure fire fighting water in stationary fire pump operation provides five minutes after receiving the signal of the outbreak of the fire. " 1.15. the supplement to the third section 43.1 and 43.2 points as follows: "the Central settlements 43.1 water supply system provides: 43.11. potable water consumption in residential and public buildings; 43.12. fires; 43.13. potable water consumption in manufacturing companies. 43.14. their production and agricultural production needs that need water to drinking water quality or that it is not appropriate for a separate installation of the tap; water guards 43.15. origin, water and sewerage networks and similar needs rinsing. 43.2 If appropriate justification can be provided in a separate area of the water and greenery, fountains, and similar watering needs. '; 1.16. delete 45.3 45.5 28.3.,., and 45.8. section; 1.17. supplement 44 in the second sentence by the following: "centralized water supply system from one or more sources of water supply for the settlements, or production company."; 1.18. delete paragraph 50; 1.19. Express 53 by the following: "53. Can be underground or surface water sources. Production company in water supply to the water it is recommended to use the treated waste water shall be. "; 1.20. the deletion of the second sentence of paragraph 63; 1.21. deleting 104.1. section; 1.22. the express section 112.1. by the following: "112.1. water treatment reagents, as well as the periodicity and duration of the processing shall be determined on the basis of technological research, or the chlorine dose takes about 2 milligrams per per litre (mg/l) more than to have the water of hloruztveršan, but at least 5 mg/l;"; 1.23. delete paragraph 117; 1.24.123. points to express the following: "123. If the water installations serving permanent staff, sanitary knot, shower and wardrobe space design shall be determined in accordance with the Cabinet of Ministers of 28 November 2000 regulations No 411 "rules for the Latvian et seq of the LBN 208-00" in public buildings and premises "."; 1.25. the express section 128.4. by the following: "128.4. pump station energy-supply security category determined in accordance with the rules of the installation of the electrical equipment according to the pump station category, taking into account this annex 13 table et seq.;" 1.26. replace paragraph 130, the word "station" with the word "premises"; 1.27.134. point be expressed as follows: "134. category I and II pumping stations required at least two spiedvad. Category III must be fitted in the pump station of one spiedvad. At the pumping stations, fire cisterns and open fire-fighting water tanks provide water sampling fire needs this and the 195.207. et seq.; " 1.28.135. deleting the second sentence, the words "as well as require a spare pump"; 1.29. the express section 136.5. by the following: "136.5. not less than 1 m – power distribution."; 1.30. make 142. paragraph by the following: "142. Pumping Station require a domestic space and utility room. Sanitary knot may not predict where the pumping station is located closer than 50 m from the production buildings that have municipal facilities, or up to 100 m away, where the pumping station serving no more than two people. Automated pumping stations that do not have a permanent staff, the municipal area is required. "; 1.3.1. Express 144. paragraph by the following: "144. fire-fighting pump station may be stashed in the basement of buildings and premises, cokolstāv and the first floor, where they are confined by walls and divisions, with a minimum limit of fire resistance according to LBN 201-96 has 180, and provides direct-REI exit."; 1.32. in expressing subparagraph following 149.3.: "149.3. potable water supply and fire-fighting, if the length is not greater than 200 m and a diameter of not less than 100 mm and looped the attachment location to tap fire hydrants are located." 1. make the following paragraph 150: "150. Settlements with a population of up to five thousand may be about 200 m longer izzar lines, if the diameter is not less than 100 mm and fire water consumption is up to 15 l/s, or building up to 12 fixed fire hose system and installed additional fire fighting water storage reservoir, 50% of the total amount of water fire."; 1.34 to make 153. paragraph by the following: "153. it shall be prohibited to combine the potable water supply system with tap water, which does not comply with the drinking water quality requirements. '; 1.35. the express point 158 as follows: "158. tap fire hydrants are located on the network to ensure the construction of each building or external fire from at least two hydrants, if fire hose length is up to 200 meters. Distances between hydrants shall be calculated by taking into account the total water consumption of fire, the fire hydrant type capacity and distances from hydrants to the upstream parts of the building or premises. If the distance from the hydrants to 1., 2., 3., and 3. a (U1 and U2), the degree of reaction to the buildings or structures (grades under the LBN 201-96) is less than 10 metres, but 3 (b), 4, 4A and 5 (U3) fire grade buildings or structures — less than 30 meters, hydrants should not include buildings or structures concerned external fire-fighting water supply. "; 1.36. supplement with 158.2 and 158.3 158.1, 158.4 points, as follows: "158.1 Hydrants shall be arranged so as to be available for fire-fighting equipment. If a fire hydrant shall be arranged outside the vehicle, they must not be more than 2.5 metres from the edge of the carriageway. Hydrant location denoted by norādītājzīm for the standard EN 446:2004 "for Fire and civil protection-safety signs and signālkrāsojum". 158.2 amendement underground, surface and wall hydrants. Hydrant technical specifications must comply with the applicable requirements of the standards. If the company 158.3 (single object) water supply networks for external fire-fighting, is elektroaizbīdņ, it is necessary to provide the manual opening of the fire hydrant location or from the premises where the 24-hour duty personnel. If company 158.4 (single object) fire-fighting water supply networks are attached to the locality of water networks and provides the buildings and premises of external, internal and automatic fire (sprinklers), anti-foaming, lafet barrel or water cover water supply equipment, add locations provide automatically driven elektroaizbīdņ, which opens at the system start-up. " 1.37.162 points to express the following: "162. Ground under the pipeline project types according to the bottom of the bearing capacity of existing loads and pipe manufacturer technical rules."; 1.38.164 points to express the following: "Tap the position 164. settlements and production company identified as well as the minimum distances in the plan and to vertically between the various utilities and to buildings and structures shall be determined in accordance with the laws regulating construction."; 1.39. delete the third sentence of paragraph 174; 1.40.178. point be expressed as follows: "178. When turning the fitting connection in the horizontal or vertical direction can not pick up the load calculation, need to be built or the anchored connections. "; 1.41. make note of the following paragraph 181: "Note. Maximum water consumption per hour water network that does not have additional regulatory hold, accept the maximum consumption per hour. Maximum consumption per hour if water is taken from the tank and the regulator with the pumps delivered to the water network, which has additional regulatory facilities shall be adopted for the pump station maximum productivity per hour. Where is the justification for regulating holds may be stored water uneven 24-hour consumption adjustment. "; 1.42.182. point be expressed as follows: "182. Fire water volume required to provide centralized water supply and open or closed water tanks according to the 19 and 20 et seq.;" 1.43. Express and 183.2. section 183.1. by the following: "external fire 183.1. network of fixed fire hydrants and hose systems according to this 21 et seq., 22, 23, 24, 25, 26, 30, 31 and 32; 183.2. automatic and manual fire of fixed fire-fighting systems (such as sprinklers, sprinklers, water, open cover, foam generators, lafetstobr), which does not have its own water reservoir or the open water tanks, according to the 27 and 28 et seq.; " 1. replace the words "in subparagraph 185.1. to the economic needs and food" by the words "municipal purposes"; 1.45. delete paragraph 190; 1.46. Express, 194, 193. 195.196.197., and point as follows: "193. Fire water volumes stored in closed reservoirs or open fire (also true) fire water tanks. 194. The fire-fighting reservoir and open water tank water volume calculation, taking into account the calculated consumption and fire duration of this deletion 22 et seq., 23, 24, 25, 26 and 33, as well as water evaporation in the summer and freezing in winter. 195. Shall be at least one open water tank or reservoir with two water inlets. 196. The location of fire hydrants and around buildings and structures deployed as follows: 196.1. no further than 200 metres of road coverings, if using autosūkņ; 196.2. no closer than 10 metres from the 1, 2, 3 and 3A (U1 and U2) fire safety grades buildings and structures; 196.3. not less than 30 metres from 3B, 4, 4A and 5 (U3) degree of safety in buildings and structures or combustible materials from public warehouses. Note the. To increase service distance, from the closing of fire cisterns and water tanks to the open water sampling sites should be up to 200 metres long izzar pipeline. The connecting pipeline diameter to ensure fires requires water supply. The connecting pipe noslēgarmatūr before the water sampling sites built, if necessary, in accordance with the calculation. 197. The closed fire-fighting reservoir or the open water tanks flooding down through fixed pipelines of the water network or with fire hoses, which calculates the length is up to 200 meters. "; 1.47. to replace the words "in paragraph 205, the Cabinet of Ministers of 5 January 1999, regulations No 8" with the words "Cabinet of 20 January 2004, the Regulation No. 43"; 1.48.207.208. expressing and point the following: 207. "After coordination with the State fire and rescue service at open water tanks shall be provided with the location of the water intake, providing also in winter. At the location of at least two firefighters parking, installing at least 3.5 m wide driveway and 12 x 12 m area with coverage. The driveway and the area of coverage, the quality must be such that it can move fire equipment. At the intake location no further than feet away from open water tanks built the upper edge of 0.8 m high protective barrier. 208. the water supply structures, spatial design and fire protection solutions designed in accordance with the Cabinet of 31 October 1995, regulations No 318 "rule of the LBN 201-96 et seq" fire safety rules "'."; 1.49. delete paragraph 214 of the second and third sentence; 1.50. the deletion of 219, first and third sentences; 1.51. supplement with an informative reference to European Union directives as follows: "Informative reference to European Union directive rules included provisions deriving from Council of 3 November 1998, Directive 98/83/EC on the quality of drinking water." 1.52. the expressions of table 1 of the annex by the following: "1. the table in one resident's water consumption a day no PO box building labiekārtotīb, the degree of one resident's water consumption per day (average value on an annual basis), l/dn 1. Apartment buildings with centralized water supply, sewerage and the hot water supply from 150 to 200 2. Mansion with a centralized water supply, sewerage and hot water supply (with bath and shower) from 100 to 300 3. Buildings with centralized water supply and sewerage (without the bath and shower) from 50 to 100 4. brīvkrān for buildings outside the building, and local sewage from 30 to 50 ";

1.53. Express attachment 4, 5, 6, 7 and 8 as follows: table "table 4 external fire-fighting water consumption in urban locations, no PO box population (thousand) locality at the same time, the number of possible fire-fighting water consumption (l/s) locality 1 to 1 to 3 1 15 3 1 1 10 2. Above. Over 3 to 5 to 10 1 25 5 5 1 20 4. Above. Over 10 to 25 2 30 6. Over 25 to 50 2 35 7.
Over 50 to 75 to 100 2 45 9 75 2 40 8. Above. Over 100 to 200 to 300 3 60 11 200 3 50 10. Over. 300 to 400 3 70 12 above. 400 to 500 3 80 13 above. Over the 500 to 600 4 90 14. Above the 600 to 700 4 100 15. Over 700 to 800 4 110 16. Over 800 4 120 notes. 1. If the fire water consumption locality object for external fire is greater than specified in this table provide additional supply of water, in order to ensure the required water consumption. 2. where is the area of water supply, water consumption for external fire and possible fire simultaneously in each area determined in accordance with the population of it. 3. If multiple residences is a common River, while the number of possible fire is determined according to the total number of the population in the urban areas. table 5 external fire-fighting water consumption for residential and public (including manufacturing and agricultural companies and warehouse management and domestic) buildings no PO box number of floors of the building external fire-fighting water consumption (l/s) one fire deletion regardless of the degree of safety in the building, if the building is up to 1000 būvapjom 1001 to 5000 m3 of m3 from 5001 to 25000 to 50000 m3 m3 of 25001 from 50001 to 100000 m3 over 100000 m3 1 to 15 20 25 30 35 2 2 10 * of 3 up to 10 15 20 25 30 35 40 3. Above 10 — 30 35 40 45 notes. 1. Outside built-up areas in rural areas outside of the fire water consumption 5 l/s ** 2. Outside built-up areas in rural areas outside of the fire water consumption is 10 l/s. table 6 external fire-fighting water consumption for production and warehouse buildings or structures no PO box of a building or building fire safety fire load density (MJ/m2) building or construction danger explosion or fire hazard external fire-fighting water consumption one fire deletion (l/s) If a building or structure būvapjom is up to 3000 m3 above the 3000 to 10000 10000 to 25000 m3 m3 above 25000 to 50000 m3 above 50000 to 100000 m3 above above 100000 m3 1.1, 2, 3 (a) (U1) > explosion dangerous and 1200 fire danger ** 15 20 25 30 35 40 2.1, 2, 3 (a) (U1) 600-1200 dangerous explosion or fire hazardous 10 15 20 25 30 35 3 1. , 2, 3 (a) (U1) 1200 explosion and fire danger dangerous ** 20 25 30 35 40 50 5.3. (U2) 600-1200 dangerous explosion or fire hazardous 15 20 25 30 35 40 6.3B, 4, 4A, 5. (U3) > 1200 fire dangerous 20 25 30 35 40 50 7.3B, 4, 4A, 5. (U3) 600-1200 explosion dangerous 15 20 25 30 35 40 8.3B. , 4, 4A, 5. (U3) 14 m 60 120 3.2 height stacked