reglab/statecodes huggingface dataset:
Wyoming Administrative Code › Agency 053 - Workforce Services, Department of › Sub-Agency 0004 - Mining Inspector › Chapter 5 - SURFACE COAL MINES › Subpart I - Surface High-Voltage Distribution › Section 77.808 - Disconnecting devices

Current through July 13, 2024
Disconnecting devices shall be installed at the beginning
					 of each branch line in high-voltage circuits and they shall be equipped or
					 designed in such a manner that it can be determined by visual observation that
					 the circuit is deenergized when such devices are open.
Wyoming Administrative Code › Agency 053 - Workforce Services, Department of › Sub-Agency 0004 - Mining Inspector › Chapter 5 - SURFACE COAL MINES › Subpart I - Surface High-Voltage Distribution › Section 77.809 - Identification of circuit breakers and disconnecting switches

Current through July 13, 2024
Circuit breakers and disconnecting switches shall be
					 labeled to show which units they control, unless identification can be made
					 readily by location.
Wyoming Administrative Code › Agency 053 - Workforce Services, Department of › Sub-Agency 0004 - Mining Inspector › Chapter 5 - SURFACE COAL MINES › Subpart I - Surface High-Voltage Distribution › Section 77.810 - High-voltage equipment; grounding

Current through July 13, 2024
Frames, supporting structures, and enclosures of
					 stationary, portable, or mobile high-voltage equipment shall be effectively
					 grounded.
Wyoming Administrative Code › Agency 053 - Workforce Services, Department of › Sub-Agency 0004 - Mining Inspector › Chapter 5 - SURFACE COAL MINES › Subpart I - Surface High-Voltage Distribution › Section 77.811 - Movement of portable substations and transformers

Current through July 13, 2024
Portable substations and transformers shall be deenergized
					 before they are moved from one location to another.
Wyoming Administrative Code › Agency 053 - Workforce Services, Department of › Sub-Agency 0004 - Mining Inspector › Chapter 5 - SURFACE COAL MINES › Subpart J - Low- and Medium-Voltage Alternating Current Circuits › Section 77.900 - Low- and medium-voltage circuits serving portable or mobile three-phase alternating current equipment; circuit breakers

Current through July 13, 2024
Low- and medium-voltage circuits supplying power to
					 portable or mobile three-phase alternating current equipment shall be protected
					 by suitable circuit breakers of adequate interrupting capacity which are
					 properly tested and maintained and equipped with devices to provide protection
					 against undervoltage, grounded phase, short circuit, and
					 over-current.
Wyoming Administrative Code › Agency 053 - Workforce Services, Department of › Sub-Agency 0004 - Mining Inspector › Chapter 5 - SURFACE COAL MINES › Subpart J - Low- and Medium-Voltage Alternating Current Circuits › Section 77.900-1 - Testing, examination, and maintenance of circuit breakers; procedures

Current through July 13, 2024
Circuit breakers protecting low- and medium-voltage
					 circuits serving portable or mobile three-phase alternating current equipment
					 and their auxiliary devices shall be tested and examined at least once each
					 month by a person qualified as provided in S 77.103. In performing such tests,
					 the circuit breaker auxiliaries or control circuits shall be actuated in any
					 manner which causes the circuit breaker to open. All components of the circuit
					 breaker and its auxiliary devices shall be visually examined and such repairs
					 or adjustments as are indicated by such tests and examinations shall be carried
					 out immediately.
Wyoming Administrative Code › Agency 053 - Workforce Services, Department of › Sub-Agency 0004 - Mining Inspector › Chapter 5 - SURFACE COAL MINES › Subpart J - Low- and Medium-Voltage Alternating Current Circuits › Section 77.900-2 - Testing, examination, and maintenance of circuit breakers; record

Current through July 13, 2024
The operator shall maintain a written record of each test,
					 examination, repair or adjustment of all circuit breakers protecting low- and
					 medium-voltage circuits serving three-phase alternating current equipment and
					 such record shall be kept in a book approved by the
					 Secretary.
Wyoming Administrative Code › Agency 053 - Workforce Services, Department of › Sub-Agency 0004 - Mining Inspector › Chapter 5 - SURFACE COAL MINES › Subpart J - Low- and Medium-Voltage Alternating Current Circuits › Section 77.901 - Protection of low- and medium-voltage three-phase circuits

Current through July 13, 2024
(a) Low- and medium-voltage circuits
				  supplying power to portable or mobile three-phase alternating equipment shall
				  contain:
(1) Either a direct or derived
				  neutral grounded through a suitable resistor at the power source;
(2) A grounding circuit originating at the
				  grounded side of the grounding resistor which extends along with the power
				  conductors and serves as a grounding conductor for the frames of all the
				  electric equipment supplied power from the circuit.
Wyoming Administrative Code › Agency 053 - Workforce Services, Department of › Sub-Agency 0004 - Mining Inspector › Chapter 5 - SURFACE COAL MINES › Subpart J - Low- and Medium-Voltage Alternating Current Circuits › Section 77.901-1 - Grounding resistor; continuous current rating

Current through July 13, 2024
The ground fault current rating of grounding resistors
					 shall meet the "extended time rating" set forth in American Institute of
					 Electrical Engineers Standard No. 32.
Wyoming Administrative Code › Agency 053 - Workforce Services, Department of › Sub-Agency 0004 - Mining Inspector › Chapter 5 - SURFACE COAL MINES › Subpart J - Low- and Medium-Voltage Alternating Current Circuits › Section 77.902 - Low- and medium-voltage ground check monitor circuits

Current through July 13, 2024
On and after September 30, 1971, three-phase low- and
					 medium-voltage resistance grounded systems to portable and mobile equipment
					 shall include a fail safe ground check circuit or other no less effective
					 device approved by the Secretary to monitor continuously the grounding circuit
					 to assure continuity. The fail safe ground check circuit shall cause the
					 circuit breaker to open when either the ground or pilot check wire is broken.
					 Cable couplers shall be constructed to cause the ground check continuity
					 conductor to break first and the ground conductor last when being uncoupled
					 when pilot check circuits are used.
Wyoming Administrative Code › Agency 053 - Workforce Services, Department of › Sub-Agency 0004 - Mining Inspector › Chapter 5 - SURFACE COAL MINES › Subpart J - Low- and Medium-Voltage Alternating Current Circuits › Section 77.902-1 - Fail safe ground check circuits; maximum voltage

Current through July 13, 2024
The maximum voltage used for ground check circuits under
					 S77.902 shall not exceed 40 volts.
Wyoming Administrative Code › Agency 053 - Workforce Services, Department of › Sub-Agency 0004 - Mining Inspector › Chapter 5 - SURFACE COAL MINES › Subpart J - Low- and Medium-Voltage Alternating Current Circuits › Section 77.902-2 - Approved ground check systems not employing pilot check wires

Current through July 13, 2024
Ground check systems not employing pilot check wires shall
					 be approved by the Secretary only after it has been determined that the system
					 includes a fail safe design causing the circuit breaker to open when ground
					 continuity is broken.
Wyoming Administrative Code › Agency 053 - Workforce Services, Department of › Sub-Agency 0004 - Mining Inspector › Chapter 5 - SURFACE COAL MINES › Subpart J - Low- and Medium-Voltage Alternating Current Circuits › Section 77.902-3 - Attachment of ground conductors and ground check wires to equipment frames; use of separate connections

Current through July 13, 2024
In grounding the frames of stationary, portable, or mobile
					 equipment receiving power from resistance grounded systems, separate
					 connections shall be used.
Wyoming Administrative Code › Agency 053 - Workforce Services, Department of › Sub-Agency 0004 - Mining Inspector › Chapter 5 - SURFACE COAL MINES › Subpart J - Low- and Medium-Voltage Alternating Current Circuits › Section 77.903 - Disconnecting devices

Current through July 13, 2024
Disconnecting devices shall be installed in circuits
					 supplying power to portable or mobile equipment and shall provide visual
					 evidence that the power is disconnected.
Wyoming Administrative Code › Agency 053 - Workforce Services, Department of › Sub-Agency 0004 - Mining Inspector › Chapter 5 - SURFACE COAL MINES › Subpart J - Low- and Medium-Voltage Alternating Current Circuits › Section 77.904 - Identification of circuit breakers

Current through July 13, 2024
Circuit breakers shall be labeled to show which circuits
					 they control unless identification can be made readily by
					 location.
Wyoming Administrative Code › Agency 053 - Workforce Services, Department of › Sub-Agency 0004 - Mining Inspector › Chapter 5 - SURFACE COAL MINES › Subpart J - Low- and Medium-Voltage Alternating Current Circuits › Section 77.905 - Connection of single-phase loads

Current through July 13, 2024
Single-phase loads shall be connected phase-to-phase in
					 resistance grounded systems.
Wyoming Administrative Code › Agency 053 - Workforce Services, Department of › Sub-Agency 0004 - Mining Inspector › Chapter 5 - SURFACE COAL MINES › Subpart J - Low- and Medium-Voltage Alternating Current Circuits › Section 77.906 - Trailing cables supplying power to low-voltage mobile equipment; ground wires and ground check wires

Current through July 13, 2024
On and after September 30, 1971, all trailing cables
					 supplying power to portable or mobile equipment from low-voltage three-phase
					 resistance grounded power systems shall contain one or more ground conductors
					 having a cross-sectional area of not less than one-half the power conductor.
					 Such trailing cables shall include an insulated conductor for the ground
					 continuity check circuit except where a no less effective device has been
					 approved by the Secretary to assure continuity. Splices made in low-voltage
					 trailing cables shall provide continuity of all components.
Wyoming Administrative Code › Agency 053 - Workforce Services, Department of › Sub-Agency 0004 - Mining Inspector › Chapter 5 - SURFACE COAL MINES › Subpart K - Ground Control › Section 77.1000 - Highwalls, pits and spoil banks; plans

Current through July 13, 2024
Each operator shall establish and follow a ground control
					 plan for the safe control of all highwalls, pits and spoil banks to be
					 developed after June 30, 1971, which shall be consistent with prudent
					 engineering design and will insure safe working conditions. The mining methods
					 employed by the operator shall be selected to insure highwall and spoil bank
					 stability.
Wyoming Administrative Code › Agency 053 - Workforce Services, Department of › Sub-Agency 0004 - Mining Inspector › Chapter 5 - SURFACE COAL MINES › Subpart K - Ground Control › Section 77.1000-1 - Filing of plan

Current through July 13, 2024
The operator shall file a copy of such plan, and revisions
					 thereof, with the Coal Mine Health and Safety District of Subdistrict office
					 for the District or Subdistrict in which the mine is located and the State Mine
					 Inspector, and shall identify the name and location of the mine; the Mine
					 Safety and Health Administration identification number if known; and the name
					 and address of the mine operator.
Pub. L. No. 96-511, 94 Stat. 2812 (
						44
						U.S.C. 3501 et seq.)
Approved by the Office of Management and Budget under
						control number 1219-0026
Wyoming Administrative Code › Agency 053 - Workforce Services, Department of › Sub-Agency 0004 - Mining Inspector › Chapter 5 - SURFACE COAL MINES › Subpart K - Ground Control › Section 77.1001 - Stripping; loose material

Current through July 13, 2024
Loose hazardous material shall be stripped for a safe
					 distance from the top of pit or highwalls, and the loose unconsolidated
					 material shall be sloped to the angle of repose, or barriers, baffle boards,
					 screens, or other devices be provided that afford equivalent
					 protection.
Wyoming Administrative Code › Agency 053 - Workforce Services, Department of › Sub-Agency 0004 - Mining Inspector › Chapter 5 - SURFACE COAL MINES › Subpart K - Ground Control › Section 77.1002 - Box cuts; spoil material placement

Current through July 13, 2024
When box cuts are made, necessary precautions shall be
					 taken to minimize the possibility of spoil material rolling into the
					 pit.
Wyoming Administrative Code › Agency 053 - Workforce Services, Department of › Sub-Agency 0004 - Mining Inspector › Chapter 5 - SURFACE COAL MINES › Subpart K - Ground Control › Section 77.1003 - Benches

Current through July 13, 2024
To insure safe operation, the width and height of benches
					 shall be governed by the type of equipment to be used and the operation to be
					 performed.
Wyoming Administrative Code › Agency 053 - Workforce Services, Department of › Sub-Agency 0004 - Mining Inspector › Chapter 5 - SURFACE COAL MINES › Subpart K - Ground Control › Section 77.1004 - Ground control; inspection and maintenance; general

Current through July 13, 2024
(a) Highwalls, banks, benches, and terrain
				  sloping into the working areas shall be examined after every rain, freeze, or
				  thaw before men work in such areas, and such examination shall be made and
				  recorded in accordance with S 77.1713.
(b) Overhanging highwalls and banks shall be
				  taken down and other unsafe ground conditions shall be corrected promptly, or
				  the area shall be posted.
Wyoming Administrative Code › Agency 053 - Workforce Services, Department of › Sub-Agency 0004 - Mining Inspector › Chapter 5 - SURFACE COAL MINES › Subpart K - Ground Control › Section 77.1005 - Scaling highwalls; general

Current through July 13, 2024
(a) Hazardous areas
				  shall be scaled before any other work is performed in the hazardous area. When
				  scaling of highwalls is necessary to correct conditions that are hazardous to
				  persons in the area, a safe means shall be provided for performing such
				  work.
(b) Whenever it becomes
				  necessary for safety to remove hazardous material from highwalls by hand, the
				  hazardous material shall be approached from a safe direction and the material
				  removed from a safe location.
Wyoming Administrative Code › Agency 053 - Workforce Services, Department of › Sub-Agency 0004 - Mining Inspector › Chapter 5 - SURFACE COAL MINES › Subpart K - Ground Control › Section 77.1006 - Highwalls; men working

Current through July 13, 2024
(a) Men, other than
				  those necessary to correct unsafe conditions, shall not work near or under
				  dangerous highwalls or banks.
(b)
				  Except as provided in paragraph (c) of this section, men shall not work between
				  equipment and the highwall or spoil bank where the equipment may hinder escape
				  from falls or slides.
(c) Special
				  safety precautions shall be taken when men are required to perform repair work
				  between immobilized equipment and the highwall or spoil bank and such equipment
				  may hinder escape from falls or slides.
Wyoming Administrative Code › Agency 053 - Workforce Services, Department of › Sub-Agency 0004 - Mining Inspector › Chapter 5 - SURFACE COAL MINES › Subpart K - Ground Control › Section 77.1007 - Drilling; general

Current through July 13, 2024
(a) Equipment that
				  is to be used during a shift shall be inspected each shift by a competent
				  person. Equipment defects affecting safety shall be reported.
(b) Equipment defects affecting safety shall
				  be corrected before the equipment is used.
Wyoming Administrative Code › Agency 053 - Workforce Services, Department of › Sub-Agency 0004 - Mining Inspector › Chapter 5 - SURFACE COAL MINES › Subpart K - Ground Control › Section 77.1008 - Relocation of drills; safeguards

Current through July 13, 2024
(a) When a drill is
				  being moved from one drilling area to another, drill steel, tools, and other
				  equipment shall be secured and the mast placed in a safe position.
(b) When a drill helper is used his location
				  shall be made known to the operator at all times when the drill is being
				  moved.
Wyoming Administrative Code › Agency 053 - Workforce Services, Department of › Sub-Agency 0004 - Mining Inspector › Chapter 5 - SURFACE COAL MINES › Subpart K - Ground Control › Section 77.1009 - Drill; operation

Current through July 13, 2024
(a) While in
				  operation drills shall be attended at all times.
(b) Men shall not drill from positions that
				  hinder their access to the control levers, or from insecure footing or staging,
				  or from atop equipment not designed for this purpose.
(c) Men shall not be on a mast while the
				  drill bit is in operation unless a safe platform is provided and safety belts
				  are used.
(d) Drill crews and
				  others shall stay clear of augers or drill stems that are in motion. Persons
				  shall not pass under or step over a moving stem or auger.
(e) In the event of power failure, drill
				  controls shall be placed in the neutral position until power is
				  restored.
(f) When churn drills or
				  vertical rotary drills are used, drillers shall not be permitted to work under
				  suspended tools, and when collaring holes, inspecting, or during any operation
				  in which tools are removed from the hole, all tools shall be lowered to the
				  ground or platform.
Wyoming Administrative Code › Agency 053 - Workforce Services, Department of › Sub-Agency 0004 - Mining Inspector › Chapter 5 - SURFACE COAL MINES › Subpart K - Ground Control › Section 77.1010 - Collaring holes

Current through July 13, 2024
(a) Starter steels
				  shall be used when collaring holes with hand-held drills.
(b) Men shall not hold the drill steel while
				  collaring holes, or rest their hands on the chuck or centralizer while
				  drilling.
Wyoming Administrative Code › Agency 053 - Workforce Services, Department of › Sub-Agency 0004 - Mining Inspector › Chapter 5 - SURFACE COAL MINES › Subpart K - Ground Control › Section 77.1012 - Jackhammers; operation; safeguards

Current through July 13, 2024
Men operating or working near jackhammers or jackleg
					 drills, or other drilling machines shall position themselves so that they will
					 not be struck or lose their balance if the drill steel breaks or
					 sticks.
Wyoming Administrative Code › Agency 053 - Workforce Services, Department of › Sub-Agency 0004 - Mining Inspector › Chapter 5 - SURFACE COAL MINES › Subpart K - Ground Control › Section 77.1013 - Air drills; safeguards

Current through July 13, 2024
Air shall be turned off and bled from the air hoses before
					 hand-held air drills are moved from one working area to
					 another.
Wyoming Administrative Code › Agency 053 - Workforce Services, Department of › Sub-Agency 0004 - Mining Inspector › Chapter 5 - SURFACE COAL MINES › Subpart L - Fire Protection › Section 77.1100 - Fire protection; training and organization

Current through July 13, 2024
Firefighting facilities and equipment shall be provided
					 commensurate with the potential fire hazards at each structure, enclosure and
					 other facility (including custom coal preparation) at the mine and the
					 employees at such facilities shall be instructed and trained annually in the
					 use of such firefighting facilities and equipment.
Wyoming Administrative Code › Agency 053 - Workforce Services, Department of › Sub-Agency 0004 - Mining Inspector › Chapter 5 - SURFACE COAL MINES › Subpart L - Fire Protection › Section 77.1101 - Escape and evacuation; plan

Current through July 13, 2024
(a) Before
				  September 30, 1971, each operator of a mine shall establish and keep current a
				  specific escape and evacuation plan to be followed in the event of a
				  fire.
(b) All employees shall be
				  instructed on current escape and evacuation plans, fire alarm signals, and
				  applicable procedures to be followed in case of fire.
(c) Plans for escape and evacuation shall
				  include the designation and proper maintenance of adequate means for exit from
				  all areas where persons are required to work or travel including buildings and
				  equipment and in areas where persons normally congregate during the work
				  shift.
Pub. L. No. 96-511, 94 Stat. 2812 (
						44
						U.S.C. 3501 et seq.)
Approved by the Office of Management and Budget under
						control number 1219-0051
Wyoming Administrative Code › Agency 053 - Workforce Services, Department of › Sub-Agency 0004 - Mining Inspector › Chapter 5 - SURFACE COAL MINES › Subpart L - Fire Protection › Section 77.1102 - Warning signs; smoking and open flame

Current through July 13, 2024
Signs warning against smoking and open flames shall be
					 posted so they can be readily seen in areas or places where fire or explosion
					 hazards exist.
Wyoming Administrative Code › Agency 053 - Workforce Services, Department of › Sub-Agency 0004 - Mining Inspector › Chapter 5 - SURFACE COAL MINES › Subpart L - Fire Protection › Section 77.1103 - Flammable liquids; storage

Current through July 13, 2024
(a) Flammable
				  liquids shall be stored in accordance with standards of the National Fire
				  Protection Association. Small quantities of flammable liquids drawn from
				  storage shall be kept in properly identified safety cans.
(b) Unburied flammable-liquid storage tanks
				  shall be mounted securely on firm foundations. Outlet piping shall be provided
				  with flexible connections or other special fittings to prevent adverse effects
				  from tank settling.
(c) Fuel lines
				  shall be equipped with valves to cut off fuel at the source and shall be
				  located and maintained to minimize fire hazards.
(d) Areas surrounding flammable-liquid
				  storage tanks and electric substations and transformers shall be kept free from
				  grass (dry), weeds, underbrush, and other combustible materials such as trash,
				  rubbish, leaves and paper, for at least 25 feet in all directions.
Wyoming Administrative Code › Agency 053 - Workforce Services, Department of › Sub-Agency 0004 - Mining Inspector › Chapter 5 - SURFACE COAL MINES › Subpart L - Fire Protection › Section 77.1104 - Accumulations of combustible materials

Current through July 13, 2024
Combustible materials, grease, lubricants, paints, or
					 flammable liquids shall not be allowed to accumulate where they can create a
					 fire hazard.
Wyoming Administrative Code › Agency 053 - Workforce Services, Department of › Sub-Agency 0004 - Mining Inspector › Chapter 5 - SURFACE COAL MINES › Subpart L - Fire Protection › Section 77.1106 - Battery-charging stations; ventilation

Current through July 13, 2024
Battery-charging stations shall be located in
					 well-ventilated areas. Battery-charging stations shall be equipped with reverse
					 current protection where such stations are connected directly to direct current
					 power systems.
Wyoming Administrative Code › Agency 053 - Workforce Services, Department of › Sub-Agency 0004 - Mining Inspector › Chapter 5 - SURFACE COAL MINES › Subpart L - Fire Protection › Section 77.1107 - Belt conveyors

Current through July 13, 2024
Belt conveyors in locations where fire would create a
					 hazard to personnel shall be provided with switches to stop the drive pulley
					 automatically in the event of excessive slippage.
Wyoming Administrative Code › Agency 053 - Workforce Services, Department of › Sub-Agency 0004 - Mining Inspector › Chapter 5 - SURFACE COAL MINES › Subpart L - Fire Protection › Section 77.1108 - Firefighting equipment; requirements; general

Current through July 13, 2024
On and after September 30, 1971, each operator of a coal
					 mine shall provide an adequate supply of firefighting equipment which is
					 adapted to the size and suitable for use under the conditions present on the
					 surface at the mine.
Wyoming Administrative Code › Agency 053 - Workforce Services, Department of › Sub-Agency 0004 - Mining Inspector › Chapter 5 - SURFACE COAL MINES › Subpart L - Fire Protection › Section 77.1108-1 - Type and capacity of firefighting equipment

Current through July 13, 2024
Firefighting equipment required under this S 77.1108 shall
					 meet the following minimum requirements:
(a) Waterlines. Waterlines shall be capable
				  of delivering 50 gallons of water a minute at a nozzle pressure of 50 pounds
				  per square inch. Where storage tanks are used as a source of water supply, the
				  tanks shall be of 1,000-gallon capacity for each 1,000 tons of coal processed
				  (average) per shift.
(b) Fire
				  extinguishers. Fire extinguishers shall be:
(1) Of the appropriate type for the
				  particular fire hazard involved;
(2) Adequate in number and size for the
				  particular fire hazard involved;
(3) Replaced immediately with fully charged
				  extinguishers after any discharge is made from an extinguisher; and
(4) Approved by the Underwriter's
				  Laboratories, Inc., or the Factory Mutual Research Corp., or other competent
				  testing agency acceptable to the Mine Safety and Health
				  Administration.
Wyoming Administrative Code › Agency 053 - Workforce Services, Department of › Sub-Agency 0004 - Mining Inspector › Chapter 5 - SURFACE COAL MINES › Subpart L - Fire Protection › Section 77.1109 - Quantity and location of firefighting equipment

Current through July 13, 2024
Preparation plants, dryer plants, tipples, draw off
					 tunnels, shops, and other surface installations shall be equipped with the
					 following firefighting equipment.
(a)
				  Each structure presenting a fire hazard shall be provided with portable fire
				  extinguishers commensurate with the potential fire hazard at the structure in
				  accordance with the recommendations of the National Fire Protection
				  Association.
(b) Preparation plants
				  shall be equipped with waterlines, with outlet valves on each floor, and with
				  sufficient fire hose to project a water stream to any point in the plant.
				  However, where freezing conditions exist or water is not available, a 125-pound
				  multipurpose dry powder extinguisher may be substituted for the purposes of
				  this paragraph (b) for each 2,500 square feet of floor space in a wooden or
				  other flammable structure, or for each 5,000 square feet of floor space in a
				  metal, concrete-block, or other type of non-flammable construction.
(c)
(1)
				  Mobile equipment, including trucks, front-end loaders, bulldozers, portable
				  welding units, and augers, shall be equipped with at least one portable fire
				  extinguisher.
(2) Power shovels,
				  draglines, and other large equipment shall be equipped with at least one
				  portable fire extinguisher; however, additional fire extinguishers may be
				  required by an authorized representative of the Secretary.
(3) Auxiliary equipment such as portable
				  drills, sweepers, and scrapers, when operated more than 600 feet from equipment
				  required to have portable fire extinguishers, shall be equipped with at least
				  one fire extinguisher.
Wyoming Administrative Code › Agency 053 - Workforce Services, Department of › Sub-Agency 0004 - Mining Inspector › Chapter 5 - SURFACE COAL MINES › Subpart L - Fire Protection › Section 77.1110 - Examination and maintenance of firefighting equipment

Current through July 13, 2024
Firefighting equipment shall be continuously maintained in
					 a usable and operative condition. Fire extinguishers shall be examined at least
					 once every 6 months and the date of such examination shall be recorded on a
					 permanent tag attached to the extinguisher.
Pub. L. No. 96-511, 94 Stat. 2812 (
						44
						U.S.C. 3501 et seq.)
Approved by the Office of Management and Budget under
						control number 1219-0050
Wyoming Administrative Code › Agency 053 - Workforce Services, Department of › Sub-Agency 0004 - Mining Inspector › Chapter 5 - SURFACE COAL MINES › Subpart L - Fire Protection › Section 77.1111 - Welding, cutting, soldering; use of fire extinguisher

Current through July 13, 2024
One portable fire extinguisher shall be provided at each
					 location where welding, cutting, or soldering with arc or flame is
					 performed.
Wyoming Administrative Code › Agency 053 - Workforce Services, Department of › Sub-Agency 0004 - Mining Inspector › Chapter 5 - SURFACE COAL MINES › Subpart L - Fire Protection › Section 77.1112 - Welding, cutting, or soldering with arc or flame; safeguards

Current through July 13, 2024
(a) When welding, cutting, or soldering with
				  arc or flame near combustible materials, suitable precautions shall be taken to
				  insure that smoldering metal or sparks do not result in a fire.
(b) Before welding, cutting, or soldering is
				  performed in areas likely to contain methane, an examination for methane shall
				  be made by a qualified person with a device approved by the Secretary for
				  detecting methane. Examinations for methane shall be made immediately before
				  and periodically during welding, cutting, or soldering and such work shall not
				  be permitted to commence or continue in air which contains 1.0 volume per
				  centum or more of methane.
Wyoming Administrative Code › Agency 053 - Workforce Services, Department of › Sub-Agency 0004 - Mining Inspector › Chapter 5 - SURFACE COAL MINES › Subpart M - Maps › Section 77.1200 - Mine map

Current through July 13, 2024
The operator shall maintain an accurate and up-to-date map
					 of the mine, on a scale of not less than 100 nor more than 500 feet to the
					 inch, at or near the mine, in an area chosen by the mine operator, with a
					 duplicate copy on file at a separate and distinct location, to minimize the
					 danger of destruction by fire or other hazard. The map shall show:
(a) Name and address of the mine;
(b)The property or boundary lines of the
				  active areas of the mine;
(c)
				  Contour lines passing through whole number elevations of the coalbed being
				  mined. The spacing of such lines shall not exceed 25-foot elevation levels,
				  except that a broader spacing of contour lines may be approved by the District
				  Manager for steeply pitching coalbeds. Contour lines may be placed on overlays
				  or tracings attached to mine maps.
(d) The general elevation of the coalbed or
				  coalbeds being mined, and the general elevation of the surface;
(e) Either producing or abandoned oil and gas
				  wells located on the mine property;
(f) The location and elevation of any body of
				  water dammed or held back in any portion of the mine: Provided, however, Such
				  bodies of water may be shown on overlays or tracings attached to the mine
				  maps;
(g) All prospect drill holes
				  that penetrate the coalbed or coalbeds being mined on the mine
				  property;
(h) All auger and strip
				  mined areas of the coalbed or coalbeds being mined on the mine property
				  together with the line of maximum depth of holes drilled during auger mining
				  operations.
(i) All worked out and
				  abandoned areas;
(j) The location
				  of railroad tracks and public highways leading to the mine, and mine buildings
				  of a permanent nature with identifying names shown;
(k) Underground mine workings underlying and
				  within 1,000 feet of the active areas of the mine;
(l) The location and description of at least
				  two permanent base line points, and the location and description of at least
				  two permanent elevation bench marks used in connection with establishing or
				  referencing mine elevation surveys; and,
(m) The scale of the map.
Wyoming Administrative Code › Agency 053 - Workforce Services, Department of › Sub-Agency 0004 - Mining Inspector › Chapter 5 - SURFACE COAL MINES › Subpart M - Maps › Section 77.1202 - Availability of mine map

Current through July 13, 2024
The mine map maintained in accordance with the provisions
					 of S 77.1200 shall be available for inspection by the Secretary or his
					 authorized representative.
Wyoming Administrative Code › Agency 053 - Workforce Services, Department of › Sub-Agency 0004 - Mining Inspector › Chapter 5 - SURFACE COAL MINES › Subpart N - Explosives and Blasting › Section 77.1300 - Explosives and blasting

Current through July 13, 2024
(a) No explosives,
				  blasting agent, detonator, or any other related blasting device or material
				  shall be stored, transported, carried, handled, charged, fired, destroyed, or
				  otherwise used, employed or disposed of by any person at a coal mine except in
				  accordance with the provisions of SS 77.1301 through 77.1304,
				  inclusive.
(b) The term
				  "explosives" as used in this Subpart N includes blasting agents. The standards
				  in this Subpart N in which the term "explosives" appears are applicable to
				  blasting agents (as well as to other explosives) unless blasting agents are
				  expressly excluded.
Wyoming Administrative Code › Agency 053 - Workforce Services, Department of › Sub-Agency 0004 - Mining Inspector › Chapter 5 - SURFACE COAL MINES › Subpart N - Explosives and Blasting › Section 77.1301 - Explosives; magazines

Current through July 13, 2024
(a) Detonators and
				  explosives other than blasting agents shall be stored in magazines.
(b) Detonators shall not be stored in the
				  same magazine with explosives.
(c)
				  Magazines other than box type shall be-
(1)
				  Located in accordance with the current American Table of Distances for storage
				  of explosives.
(2) Detached
				  structures located away from powerlines, fuel storage areas, and other possible
				  sources of fire.
(3) Constructed
				  substantially of noncombustible material or covered with fire-resistant
				  material.
(4) Reasonably bullet
				  resistant.
(5) Electrically bonded
				  and grounded if constructed of metal.
(6) Made of nonsparking materials on the
				  inside, including floors.
(7)
				  Provided with adequate and effectively screened ventilation openings near the
				  floor and ceiling.
(8) Kept locked
				  securely when unattended.
(9)
				  Posted with suitable danger signs so located that a bullet passing through the
				  face of a sign will not strike the magazine.
(10) Used exclusively for storage of
				  explosives or detonators and kept free of all extraneous materials.
(11) Kept clean and dry in the interior, and
				  in good repair.
(12) Unheated,
				  unless heated in a manner that does not create a fire or explosion
				  hazard.
Wyoming Administrative Code › Agency 053 - Workforce Services, Department of › Sub-Agency 0004 - Mining Inspector › Chapter 5 - SURFACE COAL MINES › Subpart N - Explosives and Blasting › Section 77.1302 - Vehicles used to transport explosives

Current through July 13, 2024
(a) Vehicles used
				  to transport explosives, other than blasting agents, shall have substantially
				  constructed bodies, no sparking metal exposed in the cargo space, and shall be
				  equipped with suitable sides and tail gates; explosives shall not be piled
				  higher than the side or end.
(b)
				  Vehicles containing explosives or detonators shall be maintained in good
				  condition and shall be operated at a safe speed and in accordance with all safe
				  operating practices.
(c) Vehicles
				  containing explosives or detonators shall be posted with proper warning
				  signs.
(d) Other materials or
				  supplies shall not be placed on or in the cargo space of a conveyance
				  containing explosives, detonating cord or detonators, except for safety fuse
				  and except for properly secured nonsparking equipment used expressly in the
				  handling of such explosives, detonating cord or detonators.
(e) Explosives and detonators shall be
				  transported in separate vehicles unless separated by 4 inches of hardwood or
				  the equivalent.
(f) Explosives or
				  detonators shall be transported promptly without undue delays in
				  transit.
(g) Explosives or
				  detonators shall be transported at times and over routes that expose a minimum
				  number of persons.
(h) Only the
				  necessary attendants shall ride on or in vehicles containing explosives or
				  detonators.
(i) Vehicles shall be
				  attended, whenever practical and possible, while loaded with explosives or
				  detonators.
(j) When vehicles
				  containing explosives or detonators are parked, the brakes shall be set, the
				  motive power shut off, and the vehicles shall be blocked securely against
				  rolling.
(k) Vehicles containing
				  explosives or detonators shall not be taken to a repair garage or shop for any
				  purpose.
Wyoming Administrative Code › Agency 053 - Workforce Services, Department of › Sub-Agency 0004 - Mining Inspector › Chapter 5 - SURFACE COAL MINES › Subpart N - Explosives and Blasting › Section 77.1304 - Blasting agents; special provisions

Current through July 13, 2024
(a) Sensitized
				  ammonium nitrate blasting agents, and the components thereof prior to mixing,
				  shall be mixed and stored in accordance with the recommendations in Bureau of
				  Mines Information Circular 8179, "Safety Recommendations for Sensitized
				  Ammonium Nitrate Blasting Agents," or subsequent revisions.
(b) Where pneumatic loading is employed,
				  before any type of blasting operation using blasting agents is put into effect,
				  an evaluation of the potential hazard of static electricity shall be made.
				  Adequate steps, including the grounding and bonding of the conductive parts of
				  pneumatic loading equipment, shall be taken to eliminate the hazard of static
				  electricity before blasting agent use is commenced.
(c) Pneumatic loading equipment shall not be
				  grounded to waterlines, airlines, rails, or the permanent electrical grounding
				  systems.
(d) Hoses used in
				  connection with pneumatic loading machines shall be of the semiconductive type,
				  having a total resistance low enough to permit the dissipation of static
				  electricity and high enough to limit the flow of stray electric currents to a
				  safe level. Wire-countered hose shall not be used because of the potential
				  hazard from stray electric currents.
Wyoming Administrative Code › Agency 053 - Workforce Services, Department of › Sub-Agency 0004 - Mining Inspector › Chapter 5 - SURFACE COAL MINES › Subpart O - Personnel Hoisting › Section 77.1400 - Personnel hoists and elevators

Current through July 13, 2024
Except as provided in S 77.1430, the sections in this
					 Subpart O apply only to hoists and elevators, together with their
					 appurtenances, that are used for hoisting persons.
Sec. 101, Federal Mine Safety and Health Act of 1977,
						Pub. L. 91-173 as amended by Pub. L. 95-164, 91 Stat. 1291 (
						30 U.S.C.
						811 )
Wyoming Administrative Code › Agency 053 - Workforce Services, Department of › Sub-Agency 0004 - Mining Inspector › Chapter 5 - SURFACE COAL MINES › Subpart O - Personnel Hoisting › Section 77.1401 - Automatic controls and brakes

Current through July 13, 2024
Hoists and elevators shall be equipped with overspeed,
					 overwind, and automatic stop controls and with brakes capable of stopping the
					 elevator when fully loaded.
Wyoming Administrative Code › Agency 053 - Workforce Services, Department of › Sub-Agency 0004 - Mining Inspector › Chapter 5 - SURFACE COAL MINES › Subpart O - Personnel Hoisting › Section 77.1402 - Rated capacity

Current through July 13, 2024
Hoists and elevators shall have rated capacities consistent
					 with the loads handled.
Sec. 101, Federal Mine Safety and Health Act of 1977,
						Pub. L. 91-173 as amended by Pub. L. 95-164, 91 Stat. 1291 (
						30 U.S.C.
						811 )
Wyoming Administrative Code › Agency 053 - Workforce Services, Department of › Sub-Agency 0004 - Mining Inspector › Chapter 5 - SURFACE COAL MINES › Subpart O - Personnel Hoisting › Section 77.1402-1 - Maximum load; posting

Current through July 13, 2024
The operator shall designate the maximum number of men
					 permitted to ride on each hoist or elevator at one time; this limit shall be
					 posted on each elevator and on each landing.
Wyoming Administrative Code › Agency 053 - Workforce Services, Department of › Sub-Agency 0004 - Mining Inspector › Chapter 5 - SURFACE COAL MINES › Subpart O - Personnel Hoisting › Section 77.1403 - Daily examination of hoisting equipment

Current through July 13, 2024
Hoists and elevators shall be examined daily and such
					 examinations shall include, but not be limited to, the following:
(a) Elevators.
(1) A visual examination of the ropes for
				  wear, broken wires, and corrosion, especially at excessive strain points such
				  as near the attachments and where the rope rests on the sheaves;
(2) An examination of the elevator for loose,
				  missing or defective parts;
Wyoming Administrative Code › Agency 053 - Workforce Services, Department of › Sub-Agency 0004 - Mining Inspector › Chapter 5 - SURFACE COAL MINES › Subpart O - Personnel Hoisting › Section 77.1404 - Certifications and records of daily examinations

Current through July 13, 2024
At the completion of each daily examination required by
					 S77.1403, the person making the examination shall certify, by signature and
					 date, that the examination has been made. If any unsafe condition is found
					 during the examinations required by S77.1403, the person conducting the
					 examination shall make a record of the condition and the date. Certifications
					 and records shall be retained for one year.
Sec. 101, Federal Mine Safety and Health Act of 1977,
						Pub. L. 91-173 as amended by Pub. L. 95-164, 91 Stat. 1291 (
						30 U.S.C.
						811 )
Approved by the Office of Management and Budget under
						control number 1219-0034
Wyoming Administrative Code › Agency 053 - Workforce Services, Department of › Sub-Agency 0004 - Mining Inspector › Chapter 5 - SURFACE COAL MINES › Subpart O - Personnel Hoisting › Section 77.1405 - Operation of hoisting equipment after repairs

Current through July 13, 2024
Empty conveyances shall be operated at least one round trip
					 before hoisting persons after any repairs.
Wire Ropes
Sec. 101, Federal
					 Mine Safety and Health Act of 1977, Pub. L. 91-173 as amended by Pub. L.
					 95-164, 91 Stat. 1291 (
					 30 U.S.C.
					 811 ) Sections
					 77.1430
					 through
					 77.1438
					 appear at 48 FR 53241, 11/25/1983, unless otherwise noted.
Authority: Sections
						77.1430
						through
						77.1438
						issued under sec. 101, Federal Mine Safety and Health Act of 1977, Pub. L.
						91-173 as amended by Pub. L. 95-164, 91 Stat. 1291 (
						30 U.S.C.
						811
						).
Wyoming Administrative Code › Agency 053 - Workforce Services, Department of › Sub-Agency 0004 - Mining Inspector › Chapter 5 - SURFACE COAL MINES › Subpart O - Personnel Hoisting › Section 77.1430 - Wire ropes; scope

Current through July 13, 2024
(a) Sections
				  77.1431
				  through
				  77.1438
				  apply to wire ropes in service used to hoist-
(1) Persons in shafts and slopes
				  underground;
(2) Persons with an
				  incline hoist on the surface; or
(3) Loads in shaft or slope development when
				  persons work below suspended loads.
Wyoming Administrative Code › Agency 053 - Workforce Services, Department of › Sub-Agency 0004 - Mining Inspector › Chapter 5 - SURFACE COAL MINES › Subpart O - Personnel Hoisting › Section 77.1431 - Minimum rope strength

Current through July 13, 2024
At installation, the nominal strength (manufacturer's
					 published catalog strength) of wire ropes used for hoisting shall meet the
					 minimum rope strength values obtained by the following formulas in which "L"
					 equals the maximum suspended rope length in feet:
(a) Winding drum ropes (all constructions,
				  including rotation resistant). For rope lengths less than 3,000 feet: Minimum
				  Value = Static Load X (7.0-0.001 L) For rope lengths 3,000 feet or greater:
				  Minimum Value = Static Load X 4.0
(b) Friction drum ropes.
For rope lengths less than 4,000 feet:
Minimum Value = Static Load X (7.0-0.0005 L)
For rope lengths 4,000 feet or greater:
Minimum Value = Static Load X 5.0
(c) Tail ropes (balance ropes).
Minimum Value = Weight of Rope X 7.0
Wyoming Administrative Code › Agency 053 - Workforce Services, Department of › Sub-Agency 0004 - Mining Inspector › Chapter 5 - SURFACE COAL MINES › Subpart O - Personnel Hoisting › Section 77.1432 - Initial measurement

Current through July 13, 2024
After initial rope stretch but before visible wear occurs,
					 the rope diameter of newly installed wire ropes shall be measured at least once
					 in every third interval of active length and the measurements averaged to
					 establish a baseline for subsequent measurements. A record of the measurements
					 and the date shall be made by the person taking the measurements. This record
					 shall be retained until the rope is retired from service.
Approved by the Office of Management and Budget under
						control number 1219-0034
Wyoming Administrative Code › Agency 053 - Workforce Services, Department of › Sub-Agency 0004 - Mining Inspector › Chapter 5 - SURFACE COAL MINES › Subpart O - Personnel Hoisting › Section 77.1433 - Examinations

Current through July 13, 2024
(a) At least once every fourteen calendar
				  days, each wire rope in service shall be visually examined along its entire
				  active length for visible structural damage, corrosion, and improper
				  lubrication or dressing. In addition, visual examination for wear and broken
				  wires shall be made at stress points, including the area near attachments,
				  where the rope rests on sheaves, where the rope leaves the drum, at drum
				  crossovers, and at change-of-layer regions. When any visible condition that
				  results in a reduction of rope strength is present, the affected portion of the
				  rope shall be examined on a daily basis.
(b) Before any person is hoisted with a newly
				  installed wire rope or any wire rope that has not been examined in the previous
				  fourteen calendar days, the wire rope shall be examined in accordance with
				  paragraph (a) of this section.
(c)
				  At least once every six months, nondestructive tests shall be conducted of the
				  active length of the rope, or rope diameter measurements shall be made-
(1) Wherever wear is evident;
(2) Where the hoist rope rests on sheaves at
				  regular stopping points;
(3) Where
				  the hoist rope leaves the drum at regular stopping points; and
(4) At drum crossover and change-of-layer
				  regions.
Wyoming Administrative Code › Agency 053 - Workforce Services, Department of › Sub-Agency 0004 - Mining Inspector › Chapter 5 - SURFACE COAL MINES › Subpart O - Personnel Hoisting › Section 77.1434 - Retirement criteria

Current through July 13, 2024
Unless damage or deterioration is removed by cutoff, wire
					 ropes shall be removed from service when any of the following conditions
					 occurs:
(a) The number of broken wires
				  within a rope lay length, excluding filler wires, exceeds either-
(1) Five percent of the total number of
				  wires; or
(2) Fifteen percent of
				  the total number of wires within any strand;
Wyoming Administrative Code › Agency 053 - Workforce Services, Department of › Sub-Agency 0004 - Mining Inspector › Chapter 5 - SURFACE COAL MINES › Subpart O - Personnel Hoisting › Section 77.1435 - Load end attachments

Current through July 13, 2024
(a) Wire rope shall
				  be attached to the load by a method that develops at least 80 percent of the
				  nominal strength of the rope.
(b)
				  Except for terminations where use of other materials is a design feature, zinc
				  (spelter) shall be used for socketing wire ropes. Design feature means either
				  the manufacturer's original design or a design approved by a registered
				  professional engineer.
(c) Load end
				  attachment methods using splices are prohibited.