of 20 December. July 2012
amending Decree No 55/1996 Coll., on the requirements to ensure
safety and health at work and the safety of operations at
activities carried out using mining techniques in the underground, as amended
the laws of the
The Czech mining Office lays down pursuant to § 5 para. 3 and § 6 para. 6 (a). a), (b))
and (d)) of Act No. 61/1988 Coll. on mining activities, explosives and the State
Mining Administration, as amended by Act No. 542/1991 Coll.:
Decree No 55/1996 Coll., on the requirements to ensure the safety and
occupational health and safety in the work carried out by the
using mining techniques in the underground, as amended by Decree No. 235/1998 Coll.,
Decree No. 144/2004 Coll. and Decree No. 301/2005 Coll., is amended as follows:
1. in article 2, paragraph 2, including the footnotes 3 and 22 reads:
"(2) for the purposes of this Ordinance be deemed to
and underground work space) underground created stamping or digging in the
activities carried out by using ^ 1), old or permanently abandoned
the work of mining or exposed part of the cave ^ 3). Is it velkoprůměrový
VRT or puree, if they can keep people. For the underground
the work is considered to be an underground construction of shallow underground line and stored
the building, in particular the embossed sewerage and collector,
(b) stored underground work) shallow underground work with overburden of less than
the width of its excavation,
(c) the Gallery underground work) horizontal or úklonné up to the bow from 458
a horizontal plane with the gross cross section of less than 16 m2,
(d) underground work) tunnel horizontal or úklonné up to the bow from 458
a horizontal plane with the gross cross section 16 m2 and more
(e)) protlakem a summary of stamping operations required to disconnect and
the rock for the purpose of jacking pipes with a diameter of at least 0.8 m,
(f) an observational method of tunneling method), which allows you to
change way of ensuring the stability of the excavation on the basis of the actual
geological and inženýrskogeologických conditions encountered,
g) Provisional reinforcement file support elements used to ensure
the stability of the excavation carried out in underground works only on necessary
period of time,
h) temporary reinforcement file support elements used to ensure
stability of the underground works into the time ensuring the stability of underground works
I) permanent reinforcement of the technological elements of the file used to ensure
stability of the underground works throughout his life, laid down
j) technological class of the excavation a number of construction measures and
the processes leading to the achievement of the required stability
excavation and affected objects in specific geological and
to ensure the stability of the excavation) schema document, which specifies the before
making the shot way to ensure the stability of the excavation on the basis of the forecast
the behaviour of the rock mass,
l) warning the status of the project as defined the value of the deformation of the rock
solid wood, or other measurable quantity dependent on expression of the excavation on the
the rock massif, which is necessary to evaluate the resulting
the situation and, where appropriate, establish measures to ensure the required stability
the excavation, the objects in the overburden and work safety,
m) starting sheet document that records the stability range
carried out the excavation,
n) surveillance continuous monitoring work activities of employees and
the State of the workplace where the employee specified by the organizations for the performance of
permanent surveillance and not detract from employees they did not employ anything other
o) ^ 22) Geotechnology competent natural person authorized to
rock mass classification in classes,
p) means that geomonitoring follow-up and measurement of the mechanical properties
rocks and their effects on the embossed and cut and cover art.
3) § 10 para. 1 of Act No. 114/1992 Coll., on nature and landscape protection, in
amended by Act No. 222/2004 Coll.
22) Act No 360/1992 Coll., on the exercise of the profession of Chartered architects
and the practice of the profession of Chartered Engineers and technicians active in
construction, as amended. ".
2. in article 2, paragraph 4 shall be deleted.
3. in article 2, the following paragraph 2a is inserted:
(1) the obligation of employees at the individual levels of management for compliance
This order provides for the Organization in the internal rules.
(2) when reporting activities carried out in the manner of mining district
a motion for authority to announce the Organization of the person Racing ^ 4) and its
identifying information. Racing is in the performance of its activities, it considers
4. In article 3, paragraph 3. 1 and 5, § 7 (2). 1 and 2, § 14 para. 1 and 2, § 21, art. 1,
§ 36 odst. 2, § 51 para. 3, § 54 para. 9, § 56 para. 1, § 57 para. 2, §
58 para. 1, § 61 para. 3, § 92 para. 1, § 103 para. 4, section 133 and § 151
paragraph. 1 and 2, the words "the Executive" shall be replaced by "Racing"; in
§ 5 para. 3, § 62 para. 2, section 65 paragraph 1. 8, § 73 para. 1, § 134 para. 1 and
2 and § 164 of paragraph 1. 6, the words "Senior Executive" shall be replaced by
"Racing"; in § 14 para. 2, section 59 paragraph 1. 1 and § 166 paragraph. 2, the words
"officer" shall be replaced by the word "race".
5. section 6 including the title reads as follows:
(1) a workplace will be engaged only if it was before the start of work, including
access path technical supervision inspected ^ 13) or leader
trained and designated in writing for the purposes of supervision. Before you cast
Deletes the detected faults of the workplace. If the fault cannot be
immediately endangering the safety of the work and operation, you do not
possible to occupy the site.
(2) in the workplace the tunnel excavation, tunnels, chimneys and concentrates and excavation
Jam and in workplaces, where when stamping is used by blasting, and
in the workplace, where you cannot exclude the occurrence of flammable gases, vapours and
money (hereinafter referred to as "flammable gases"), danger or inrush fo water or
zvodněných materials, ensure their inspection technical racing
supervision at least once in the inning, in which the work is performed. Racing
performing such a site at least twice a week.
(3) the technical supervision of compliance with the inspection checks of workplaces
the operational documentation, status, place of work and access roads,
the status of safety and technological equipment and machines. If you cannot
delete the detected deficiencies and the employees are obviously and immediately
at risk, technical supervision of stops in the workplace work and arrange for the departure of the
employees in a safe place. On this measure shall immediately inform the
the racing. The results of inspections and the specified measures are recorded on the date of
control into the appropriate book.
(4) to ensure the safety and operation of the race's adjacent
without delay, be communicated to all underground workings of the knowledge that is associated with the
safe and professional management of these works.
(5) the safe state of the accessible caves Tour day ago
the start of operation in her authorized employee and once every 6 months
Racing. On the content and result of the inspection immediately performs the viewing
(6) the Inspections referred to in paragraph 5 shall be checked at least
and State of the rock mass) made available part of the cave and its assurance
against falling rocks,
(b) the feasibility and crossing paths) and their lighting,
c) ventilation and the composition of the air,
(d)) the water regime of the cave and
e) functionality of the signalling safety devices.
(7) the Organization at least once a year of steel and tours
wooden structures and buildings, if they are exposed to moisture
or aggressive substances. On the tour, and its content makes
the person performing the inspection record. ".
6. In paragraph 8, the following paragraph 4 is added:
"(4) the Organization shall determine the work associated with an increased risk of physical and
This work establishes a permanent surveillance. ".
7. in article 9, the following new section 9a and 9b, which including the following titles:
(1) employees shall verify the safe condition of the workplace before starting work and
During her. When the threat to life, health and safety of persons and property
work stops, it shall notify this threat, the leader of the Sub-Committee, pursuant to § 9b. In
It is possible to continue work, as soon as the threat passed.
(2) except in the cases referred to in § 8 para. 2 must not enter into
endangered places, stay in them and delete their potential
(3) employees use allocated to personal protective
resources at work follow the operational documentation and transposing
ensure the safety and traffic and elect such workflows,
that are in accordance with the rules of safe for work. Without the parent
does not alter the operational, safety, fire, public health and
other devices. Use and use only those machines, equipment,
tools and utilities that were designed for their work.
(4) employees nevzdalují from your site without the consent of the leader
or technical supervision except for imperative reasons, in particular the imminent
the danger of nausea, sudden illness or injury. Departure from
urgent reasons promptly reports the leader and technical supervision.
(5) employees shall respect the guidelines resulting from the security designation,
warning signals and warnings. They are also required to obey instructions
patrols belonging to the safety circuit, in particular during blasting
(6) in areas with increased fire dangers must not be used
open fire or smoke. In exceptional cases, may be used
open fire only on the written order of the organization.
Anyone who notices the danger that might endanger the health or
the lives of people or cause an accident (a crash) or impaired
technical equipment or signs of such a risk, if the
cannot delete this danger alone, it shall notify immediately to technical supervision
or inspection service and the attention of all natural persons,
that could be a danger at risk. ".
8. section 10 including the title reads as follows:
The foreman, foreman for the coining of the underground workings and the foreman for excavating
the underground works
(1) a group of two or more of the employees governed by the foreman. The performance of the activities of the
the foreman entrusts the technical supervision of employees.
(2) the Foreman for stamping or excavation of underground works can only be
an employee with at least three years ' professional experience in minting or excavation
mining or underground workings and that he passed the examination of professional knowledge
and of the relevant regulations to ensure work safety and operation.
The performance of the activity leader for stamping or excavation of underground works
instructs employees racing. The scope, method and time limits for the repetition of tests
Specifies the organization.
(3) the foreman shall ensure the safety of the group assigned to him and ensures safe
the status of the workplace, the observance of operational documentation, and execution of orders
superiors. If there is a clear and immediate danger to employees and
If you cannot delete them, stops working and does he entrusted to the Group on the
a safe place.
(4) when changing shifts at the emerging leader notifies the leader important
fact or glitches in the workplace. If it is unable to do so, shall submit a
the report of the technical supervision before the onset of rotation shifts. ".
9. in the first part of the title of the fourth:
"SERIOUS WORK-RELATED INJURIES, A SIGNIFICANT EVENT SIGNIFICANT OPERATIONAL ACCIDENTS AND
DANGEROUS CONDITIONS ".
10. section 11 including title and footnote No 6 and 7:
Reporting of serious work-related accidents, major events, serious
traffic accidents and hazardous conditions
(1) the Organization shall ensure the immediate reporting of serious accidents at work,
major events, serious traffic accidents and hazardous conditions
the relevant district mining authority.
(2) reports to these serious accidents at work
(b)) injury, which is a life-threatening accident with subsequent anatomical or
functional loss of authority, life-threatening damage to health, including
industrial poisoning, and accident with such a character of the accident happening that
It was as a result of violation of safety regulations and suggests
significant threat to the safety and health at work, or
(c)) in an accident at which you merge the same casualty storyline have been hurt at least 3
persons, of whom at least one has suffered mortal injury, or when the
injured more than 10 people.
(3) this is a serious event, significant operational accidents and hazardous
States, and it
and) ignition and explosions of flammable gases,
b) fires in underground and surface fires, which threaten a person in
(c)) the occurrence of nedýchatelných gases or pollutants above the permissible limit in the
(d)) závaly underground workings, whose zmáhání is assumed for longer
than 24 hours or whose effects are, on the surface,
e) průvaly water, and surface, and for materials to
the underground works
f) leakage and leakage of hazardous substances in underground works
g) loss or proven leak radioactive emitters, or other
h) search for missing persons, or
I) death of a person in the underground.
(4) Furthermore, the reports of serious events, significant operational accidents and
dangerous conditions, if they occur at
and handling of explosives,) including accidents, přiotrávení fumes
emerging during the explosion, breaking into stores, stolen or find
(b)) use of reserved technical equipment including electrical injuries
stream ^ 6), or
c) operation of the mining machinery including injuries incurred in the operation of the hoist
device ^ 7).
6) Decree No. 392/2003 Coll., on the safety of technical equipment
and about the requirements for dedicated technical equipment pressure, lifting and
gas in mining activities and activities carried out using mining techniques,
as amended by Decree No 282/2007 Sb.
Decree No. 75/2002 Coll. on safety operation of electric engineering
equipment used in mining activities and the activities carried out by
using mining techniques.
7) Decree No 415/2003 Coll., which sets conditions to ensure
safety and health at work and the safety of operations at the vertical
transport and walking, as amended by Decree No. 571/2006 Sb. ".
11. in section 11 is added to § 11a, which including the title reads as follows:
The conservation status of the place of serious accidents at work, a significant event
unsafe conditions and significant operational accident (accident)
(1) where there has been a serious or fatal accident at work
the event, an unsafe condition or serious operational accident (accident),
You cannot change anything until the district mining Office has not made an inspection of the place of
or not decided otherwise, except when it comes to the rescue of the health and life of
people and the necessary rescue work to ensure the safety of property and
operation. Changes required from other important reasons may be made
only with the consent of the district mining Office.
(2) on the site of a serious occupational accident, serious, dangerous events
State or significant operational accident takes organization documentation,
in particular, drawing, map, photos.
(3) the Organization shall keep documentation of serious occupational accident, serious
the event, an unsafe condition or a severe accident 5 years of operation. ".
12. § 12 including title and footnote # 9 is added:
Plan to combat the serious operational mishap
(1) a racing shall ensure, in conjunction with the mining rescue service before
start of activities carried out using mining techniques developing a plan
fighting a serious operational mishap ^ 9) and its updates where there is
obligation to process it.
(2) the plan for the control of serious operational mishap is binding for all persons
abstention in the underground and the objects for which it is drawn up.
(3) where there is no obligation to handle the serious fighting plan
operational accidents, shall determine the method of disclosure and ensure the racing people
mandated tasks when disposing of the crash and the list of authorities, organizations and
employers that it is necessary to inform about the crash.
9) § 6 para. 5 of Act No. 61/1988 Coll. on mining activities, explosives
and on the State Mining Administration. ".
13. section 16 including title and footnotes # 23:
"section 16 of the
(1) before the commencement of the works or activities for which it is so this
the Decree provided for, shall be drawn up appropriate operational
documentation, in particular, the technological process, workflow, traffic
regulations, rules or instructions for operation and maintenance. Operating
documentation approved racing.
(2) the operational documentation must specify the relationship, or concurrency
business operations, the conditions for the safe performance of work endangered places and
the method of their designation, resources and technology to ensure
safety and traffic and measures to ensure that the workplace for a period
After that it does not work.
(3) the operational documentation shall be in accordance with project documentation,
the requirements of the regulations to ensure work safety and operation,
decisions on the authorisation or approval activity, construction, or
device ^ 23), technical conditions of the manufacturer or the supplier of the device
or construction and the manufacturer's instructions for operation and maintenance of equipment.
(4) for similar activities may use a type of operational documentation
adapted to local conditions.
(5) the operating documentation must be promptly when conditions change
(6) employees must be familiar with before you get started operating
documentation to the extent that they are involved in.
(7) the operational documentation shall be stored at the specified location that is accessible
for employees who are required to comply with it.
(8) operational documentation shall be kept at least one year from the end of
the works. If you perform work there personal injury fatal, life
dangerous or strategies, operational documentation must be kept
at least 5 years from the date of the accident.
23) Act No. 183/2006 Coll., on zoning and the building code
(the building Act), as amended.
Decree No. 104/1988 Coll., on deposits, efficiency of
permitting and reporting of mining activity and reporting activities
by using mining techniques, as amended. "
14. in article 16, the following new section 16a, including title and notes
line no. 24 and 25:
Management works in the underground and the requirements of project documentation
(1) Management of underground works is permitted only according to the project, which
compiled by mining engineer ^ 24), whose expertise has been validated
in accordance with special regulations ^ 13).
(2) the basis for the project is geological and
inženýrskogeologický survey, which must be processed and evaluated
According to the special regulations ^ 25) before starting work on the project.
The results of geological and inženýrskogeologického of the survey must provide
enough information for the processing of project documentation.
(3) the project must be a risk analysis of the factors influencing the
the safety of the implementation of the work and of the objects within the reach of any possible influence on
the basis of the overall assessment of the results of geological and
inženýrskogeologického survey. Project splits the rock massif in the
kvazihomogenních units and for each of these entities will determine the way of ensuring the
the stability of the excavation, and technological progress.
(4) design documentation shall also determine the requirements for the content and scope of
geotechnical monitoring, provides a zone of influence with respect to the induced deformation
the overburden, seismic effects and effect on the groundwater regime.
(5) part of the project documentation is the calculation that models the behavior of the
during the excavation of the rock mass in the kvazihomogenním of the whole with the proposed
way to ensure the stability of the excavation.
(6) the organisation shall ensure regular evaluation of the Geotechnical monitoring with
regard to the eventual achievement of the health warning and early use
set out measures to secure implementation.
24) section 5b of Act No. 61/1988 Coll. on mining activities, explosives and
the State Mining Administration, as amended by law no 184/2007 Sb.
25) Decree No. 368/2004 Coll., on geological documentation.
Act No. 62/1988 Coll., on geological works, as amended
Decree No. 369/2004 Coll., on the design, implementation and evaluation
geological work, reporting of risk geofaktorů and about how to
the calculation of the inventory of exclusive bearings, as amended by Decree No. 18/2009 Sb. ".
15. section 17 and 18, including the following titles:
(1) Management of underground works is allowed, if it is handled and kept up-to-date
geological and inženýrskogeologická, which provides the necessary documentation
information about the circumstances in which the work is to be safely conducted. In the case of
prediction of the occurrence of underground caverns, mining and underground works and
other anomalies that might affect the safety in the management of
the underground works, it is necessary to validate.
(2) Inženýrskogeologická documentation shall contain information about the
and the distribution of the rock mass on) kvazihomogenní units of similar
properties of inženýrskogeologických properties of the rock mass, and
Save the rocks due to the face and the face of the excavation, and especially from the
in terms of deformation behaviour and excavation will start at, strength properties of rocks,
the quality and orientation of the vrstevních areas, the quality of fill cavities and caverns,
cohesion, the danger of climbing and zavalování, throughput,
vrtatelnosti and fitness for anchoring,
(b)) during geological faults, the implied locations with elevated
pressures over the rocks, pokryvných services, the depth of weathering and surface
ground water, the total height of the rock mass, and in the cases
the underground works are stored at a shallow depth under the surface information about localization
weakened zones in the rock massif with significantly lower structural strength,
about places and leaking effluent water
(c) the recommended parameters of individual kvazihomogenních) units
the rock of the rock pressure calculation, dimensioning reinforcement and
the determination of the method of separating and
d) hydro-geological and gas conditions to the extent necessary for the
establishing safety measures.
(3) the Inženýrskogeologická dossier contains the data and the surrounding area
the underground works into the distance of its possible influence. Information about the area
the underground works must contain detailed information about the seismic and
inženýrskogeologických, about the nature of above-ground buildings,
the ground surface and engineering networks in range of the possible effect on
the underground part, its status and resistance to manifestations of the excavation.
(4) in the inženýrskogeologické documentation shall contain the facts directly
authenticated, certified or indirectly implied.
(5) If in the course of the excavation are encountered in the other inženýrskogeologické
ratios compared to the project, it is necessary to further evaluate these before excavation,
or make a change to the project or additional inženýrskogeologický
survey. The scope and content of the additional survey will determine the mining engineer,
that project has processed.
(6) Inženýrskogeologická documentation, the continuous excavation
the underground works.
(7) upon punching must be evaluated the evolution of the deformation in time by using
the measurements provided for the project. When different manifestations of the impact
the excavation of the rock massif, underground work and of the objects in the overburden off
the assumption listed in the project, you must perform a re-evaluation of the
provided for measures to ensure the safety of operations and the objects in the
the overburden. In case of necessity it is necessary to specify the measures on
the new static calculation.
(8) part of the documentation is the exploration of underground disposal method
works and wells.
Documentation and records
(1) in addition to the documentation required by specific provisions to ensure
safety and traffic organisations in activities carried out by
using mining techniques in the underground
and a book report, směnového)
(b)) the book of orders and
(c)) the book of checks.
(2) the race to determine where, and how they are to be stored and kept books
referred to in paragraph 1 (b). a) to (c)), and according to local conditions may also
to specify that these books will be merged. Racing may delegate to another
employees activities referred to in the first sentence.
(3) the book referred to in paragraph 1 (b). a) to (c)) are kept from the date of the initiation of the
work on the workplace until the date of cessation of the activities carried out by mining
way after the individual calendar months in the year. The site must be
marked so that it is not possible to renumber or change their
the order. The books must be available at place of race.
(4) records of supervisory bodies, reporting of data sensors, sensors, and the similar
records for which regulations to ensure the safety and operation of the
do not require form books, may be carried out in a manner that will allow the
retention and use of data for a specified period of time.
(5) the results of statutory inspections, inspections, measurements and analysis
record the employee who is made. Unless stated otherwise,
records are kept for at least one year.
(6) training, on-the-job training and tests according to the regulations in order to ensure
work safety and operation of the Organization's records. "leads.
16. in article 18 the following new section 18a-18 c, which including the following titles:
The book of směnového report
The records in the book of směnového reporting done racing authorized employee
in the inning; in particular, it records the particulars of the
and the State of the workplace from the perspective of) safety and operations,
(b) the time course of activities) during the shift-basic operations; about
Special activities will be conducted separately,
(c) the reasons for and the time course of) the interrupt and restore the stamping or
(d)) serious accidents at work, serious traffic accidents and
hazardous conditions, if they are not kept separately,
e) start-up time, execution of works and their activities
subcontractors, if these data are not kept separately,
(f)) and the lessons of employees, changes in occupational safety and
traffic safety, if these data are not kept separately,
g) familiarization and training of people staying in the underground work, with the
conditions of work safety and the safety of operations, if the data
they are not kept separately, and
h) effects of nepředpokladatelných expressions as a result of the excavation, trenching or
carried out by blasting off the operating documentation.
The records in the book commands contain the information concerning the
and the race to remove statements) deficiencies and hazardous conditions,
(b) technical visits to commands) removal solution of immediate
deficiencies and hazardous conditions,
c) commands the race to bring about changes of project documentation
the proposed responsible Mining Designer, who handled the project, and
(d)) the commands and instructions of a race setting corrective measures to
identified geotechnical measurement results.
§ 18 c
The book checks
In the book of records checks done racing authorized employee. Insert
protocols, notations or insertion of the record must be done in a day
checks. The book documents the checks, in particular to
the inspection reports and records) and supervisory bodies and their conclusions,
(b)) the recommended tolerances or recommended operational changes
project documentation signed by the mining, which project
(c) the results of the control activities of the mining) of the designer, which project
prepared and which is carried out at least once a week,
(d)) the implementation and the results of geotechnical measurements,
e) unforeseen effects on the surface as a result of the excavation, trenching or
blasting works and
(f) the results of controls effected other) engineers. ".
17. in the second sentence of paragraph 19, the word "serious" is replaced by "life
a dangerous ".
18. section 20, including title and footnotes # 13 be deleted.
19. in paragraph 23 of the paragraphs 1 and 2 shall be added:
"(1) Underground work must only be conducted and remedial work carried out
just as technological procedure ensuring safe working
procedure. Technological procedure shall be in accordance with the project pursuant to section
(2) technological procedure will determine
and the direction and inclination) stamping or digging and cross section of underground works
(b) the maximum permissible length of cut), method and procedure of splitting
rocks and broken down the face,
c) precautions when punching or excavation of underground work needed
for reasons close to other underground spaces, engineering networks,
cable lines and for the safety of surface objects in the overburden, including
the design of preventive measures, the stability
d) implied inženýrskogeologické and hydrogeological conditions,
(e)) the type, method and time limits for building reinforcement, its distance and
no more than a holiday, the required distance from the face of compressive strength
concrete, how the creation and filling of vacant space for reinforcement, the kind of
Provisional reinforcement and provisional reinforcement, substitution rules for cutting
Provisional reinforcement, supply of materials for the reinforcement of, a time limit for the establishment of a permanent
(f) the method of ventilation of the workplace),
(g) the method of disposal of dust),
h) way of drainage,
I) special measures against inrush fo water or materials zvodněných, breach of
the stability of rock mass around the excavation, or other hazards,
j) mechanical and electrical equipment for stamping, ventilation, reinforcement and
to the scope and organization of transport) in the workplace,
l) and complementarity of individual technological operations,
m) range of the workplace with the definition of responsibilities,
n) personal protective equipment,
about) other measures, if required by the special conditions, particularly when
expectations of increased deformation of the excavation, making nadvýrubů, exiting
rocks from the face, and so on,
p) means for escape from the pit or the pit and their
q) to achieve a warning and emergency conditions identified in the framework of the
the Geotechnical monitoring and
r) distance the rock, or sub headings the headings parallel mined
the underground works. ".
20. in article 23 paragraph 1. 4 (b)):
"(b)) the scope and content of inspections pursuant to section 6 (1). 5 and 6 ".
21. in section 24 paragraph 2 reads as follows:
"(2) Work in the underground is allowed to mint and leave without reinforcement, if in
There is no danger of him falling rocks or if any deformation
do not endanger objects. ".
22. section 28 including title and footnote # 26:
The use of observational methods tunelovacích
(1) in addition to the requirements defined in section 16a of project documentation at the
the use of observational methods further down
based on the results) inženýrskogeologického forecast survey
the distribution of the rock mass in the route and surroundings to kvazihomogenních
units with an indication of the expected behaviour of the rock mass during the excavation,
(b) the distribution of the mined section of the work) to the excavation classes according to the
implied inženýrskogeologických conditions in the kvazihomogenním
a whole and
(c) the manner of editing options) the stability of the excavation in the
the excavation class based on real inženýrskogeologických
the conditions encountered during the excavation.
(2) before the commencement of the work shall be evaluated by the project documentation
Professional valuer ^ 26).
(3) Technological class of the excavation, in particular the
and the method of excavation sequence on) partial excavation,
(b)) the maximum distance of the headings of individual construction and requirements
on the possible closure of the excavation or the entire sub-profile works in
Depending on the distance from the face, or on time,
(c) maximum and recommended length) cut excavation,
(d) to ensure the stability of the excavation), including in relation to the time of the excavation face
implementation of excavation,
(e)), the disintegration of the rock mass
f) speed of the excavation,
g) maximum expected deformation of rock mass and its effect on
h) warning conditions in terms of ensuring the stability of the excavation, loading capacity
System lining-rock deformation of the excavation, and ensuring
the stability of the objects in the overburden. The warning status may be in addition to the values specified
and the expected developments in the monitored variable in time and
I) recommendations for the implementation of the accompanying measures in achieving
the warning status.
(4) technological class of the excavation must be documented in the project
drawings in the transverse and longitudinal section. Anchoring system must
be provides on the developed coat lining.
(5) every shot, including partial construction of the excavation must be included in the
technological class of the excavation by encountered inženýrskogeologických
terms and conditions and based on the results of the measurements. The classification is performed by
geotechnik and approves the racing.
(6) the extent, type, and number of elements of the temporary reinforcement to ensure stability
excavation technology of the excavation in the individual classes must be in the course of
the excavation of the updated in accordance with the inženýrskogeologickými and etc. support
(7) For every shot must be made starting sheet. Racing
provides a way of keeping slip designates the leaves, which must contain, in particular,
the station, face)
(b) the time of the shot)
(c)) the length of the frame,
(d)) and the disintegration
(e) the minimum content of the elements ensuring) stability of the reinforcement, especially
Lattice frames, support networks, anchoring, the thickness and quality of concrete,
ensure the stability of the excavation face, overbreak and Grouting.
26) § 5 para. 1 of Act No. 61/1988 Coll. on mining activities,
explosives and the State Mining Administration, as amended by Act No. 184//2011
23. in § 42 para. 1 at the end of subparagraph (c)) is replaced by a comma and dot
the following new subparagraph (d)), which read as follows:
"(d)) the size of the nadvýrubu, which can be zastříkat through the fitted
a reinforcing network. ".
24. in section 44 para. 1 letter c) is added:
"(c)) minimum strength of concrete, which can be the design of odbednit,".
25. In section 113 para. 5, the words ", and in places where the transport branch is
more than 1.4 m above the ground, equipped with a side payment "shall be deleted.
This Decree was notified in accordance with the directive of the European Parliament
and Directive 98/34/EC of 22 December 2004. June 1998 on the procedure for the provision of information
in the field of technical standards and regulations and of rules on information
the company, as amended by Directive 98/48/EC.
The effectiveness of the
This Decree shall enter into force on 1 January 2000. September 2012.
Ing. Pěgřímek in r.