dcrodriguez/Code-of-Virginia huggingface dataset:
Code of Virginia — Title 45.2 (Mines, Minerals, and Energy), Chapter 7 (Requirements Applicable to Underground Coal Mines; Mine Construction)
§ 45.2-766.  Flammable or combustible materials.
A. Oil, grease, and any similar flammable or combustible material shall be kept in a closed container, separate from other materials, so as to prevent any fire hazard to nearby buildings or mines. If oil, grease, or any similar flammable material is stored in a building, the building or room in which it is stored shall be of fireproof construction and well-ventilated.

B. Any oily rag, oily waste, or wastepaper shall be kept in a closed metal container until removed for disposal.

C. The area within 100 feet of each mine opening shall be kept free of flammable or combustible material; however, this provision shall not apply to the temporary storage of not more than a one-day's supply of such material.

D. Every oxygen or acetylene bottle shall be (i) secured when not in use and (ii) stored with its cap in place in a rack constructed and designated for the storage of such bottles. Smoking shall be prohibited in any place where such materials are stored. Signs indicating that smoking is prohibited in the area shall be posted.

Code 1950, § 45-85.9; 1954, c. 191; 1966, c. 594, § 45.1-39; 1978, c. 729; 1994, c. 28, § 45.1-161.238; 2021, Sp. Sess. I, c. 387.

Code of Virginia — Title 45.2 (Mines, Minerals, and Energy), Chapter 7 (Requirements Applicable to Underground Coal Mines; Mine Construction)
§ 45.2-767.  Hazardous crane operations.
A crane operator shall at all times during any hazardous crane operation maintain visual or auditory communication with all persons involved in such crane operation.

Code 1950, § 45-85.7; 1954, c. 191; 1966, c. 594, § 45.1-36; 1978, c. 729; 1994, c. 28, § 45.1-161.239; 2021, Sp. Sess. I, c. 387.

Code of Virginia — Title 45.2 (Mines, Minerals, and Energy), Chapter 7 (Requirements Applicable to Underground Coal Mines; Mine Construction)
§ 45.2-768.  Controlling dust at the surface.
A. In each surface structure, enclosure, or facility at any excessively dusty mine, every electric motor, switch, lighting fixture, and control shall be protected by dust-tight construction.

B. Each surface structure and piece of equipment shall be kept free of coal dust accumulations.

C. If mining operations raise an excessive amount of dust into the air, such dust shall be allayed at its sources by the use of water, water with a wetting agent added to it, or another effective method.

Code 1950, §§ 45-77, 45-85.5; 1954, c. 191; 1966, c. 594, §§ 45.1-34, 45.1-67; 1978, cc. 120, 729; 1994, c. 28, § 45.1-161.240; 2021, Sp. Sess. I, c. 387.

Code of Virginia — Title 45.2 (Mines, Minerals, and Energy), Chapter 7 (Requirements Applicable to Underground Coal Mines; Mine Construction)
§ 45.2-769.  Scaffolding and overhead protection.
Proper scaffolding or proper overhead protection shall be provided (i) where repairs are being made to a facility or (ii) where equipment or material is being used or transported overhead.

Code 1950, § 45-85.5; 1954, c. 191; 1966, c. 594, § 45.1-34; 1978, c. 729; 1994, c. 28, § 45.1-161.241; 2021, Sp. Sess. I, c. 387.
Code of Virginia — Title 45.2 (Mines, Minerals, and Energy), Chapter 7 (Requirements Applicable to Underground Coal Mines; Mine Construction)
§ 45.2-770.  Welding and cutting.
No welding or cutting with arc or flame shall be done in an excessively dusty atmosphere or dusty location. Firefighting apparatus shall be readily available when such welding or cutting is performed.

Code 1950, § 45-85.5; 1954, c. 191; 1966, c. 594, § 45.1-34; 1978, c. 729; 1994, c. 28, § 45.1-161.242; 2021, Sp. Sess. I, c. 387.

Code of Virginia — Title 45.2 (Mines, Minerals, and Energy), Chapter 7 (Requirements Applicable to Underground Coal Mines; Mine Construction)
§ 45.2-771.  Fire prevention and fire control.
The provisions of Article 5 (§ 45.2-912 et seq.) of Chapter 9 shall apply with respect to any requirement for firefighting equipment, duties in the event of a fire, or fire precautions at any surface area of an underground coal mine.

Code 1950, § 45-14.1; 1954, c. 191; 1966, c. 594, § 45.1-89; 1974, c. 323; 1978, c. 118; 1984, c. 590; 1985, c. 500; 1994, c. 28, § 45.1-161.243; 2021, Sp. Sess. I, c. 387.

Code of Virginia — Title 45.2 (Mines, Minerals, and Energy), Chapter 7 (Requirements Applicable to Underground Coal Mines; Mine Construction)
§ 45.2-772.  Surface equipment.
The provisions of Article 6 (§ 45.2-915 et seq.) of Chapter 9 shall apply with respect to equipment at any surface area of an underground coal mine.

1994, c. 28, § 45.1-161.244; 2021, Sp. Sess. I, c. 387.

Code of Virginia — Title 45.2 (Mines, Minerals, and Energy), Chapter 7 (Requirements Applicable to Underground Coal Mines; Mine Construction)
§ 45.2-773.  Travel ways and loading and haulage areas.
The provisions of Article 7 (§ 45.2-922 et seq.) of Chapter 9 shall apply with respect to any travel way, loading area, or haulage area at the surface of an underground coal mine.

1994, c. 28, § 45.1-161.245; 1996, c. 774; 2021, Sp. Sess. I, c. 387.

Code of Virginia — Title 45.2 (Mines, Minerals, and Energy), Chapter 7 (Requirements Applicable to Underground Coal Mines; Mine Construction)
§ 45.2-774.  Electricity.
The provisions of Article 9 (§ 45.2-926 et seq.) of Chapter 9 shall apply with respect to any power line, circuit, transformer, or other electrical equipment at any surface area of an underground coal mine.

1994, c. 28, § 45.1-161.246; 2021, Sp. Sess. I, c. 387.

Code of Virginia — Title 45.2 (Mines, Minerals, and Energy), Chapter 7 (Requirements Applicable to Underground Coal Mines; Mine Construction)
§ 45.2-775.  Surface blasting.
The provisions of Article 10 (§ 45.2-931 et seq.) of Chapter 9 shall apply with respect to explosives or blasting at any surface area of an underground coal mine.

1994, c. 28, § 45.1-161.247; 2021, Sp. Sess. I, c. 387.
Code of Virginia — Title 45.2 (Mines, Minerals, and Energy), Chapter 7 (Requirements Applicable to Underground Coal Mines; Mine Construction)
§ 45.2-776.  Ground control.
The provisions of Article 11 (§ 45.2-934) of Chapter 9 shall apply with respect to any pit, highwall, wall, bank, or bench associated with any coal mining activity conducted at any surface area of an underground coal mine.

1994, c. 28, § 45.1-161.248; 2021, Sp. Sess. I, c. 387.
Code of Virginia — Title 45.2 (Mines, Minerals, and Energy), Chapter 8 (Requirements Applicable to Underground Coal Mines; Electricity, Safety, Etc)
§ 45.2-800.  Face and other equipment.
A. The cutter chains of any mining machine shall be locked securely by mechanical means or an electrical interlock while such machine is parked or being trammed.

B. Drilling in rock shall be conducted wet or other means of dust control shall be used.

C. Each electric drill or other electrically operated rotating tool intended to be held in the hand shall have the electric switch constructed so as to break the circuit when the hand releases the switch or shall be equipped with a properly adjusted friction or safety clutch.

D. While equipment is in operation or is being trammed, no miner shall position himself or be placed in a pinch point between such equipment and the face or any rib of the mine or another piece of equipment in the mine.

E. Each piece of equipment that is raised for repairs or other work shall be securely blocked prior to any person positioning himself where the falling of such equipment could create a hazardous condition.

Code 1950, § 45-85.1; 1954, c. 191; 1966, c. 594, § 45.1-87; 1979, c. 315; 1994, c. 28, § 45.1-161.123; 1996, c. 774; 1999, c. 256; 2021, Sp. Sess. I, c. 387.
Code of Virginia — Title 45.2 (Mines, Minerals, and Energy), Chapter 8 (Requirements Applicable to Underground Coal Mines; Electricity, Safety, Etc)
§ 45.2-801.  Shop and other equipment.
A. The following items of shop and other equipment shall be guarded and maintained adequately:

1. Any gear, sprocket, pulley, fan blade or propeller, or friction device or coupling that has a protruding bolt or nut;

2. Shafting or any projecting shaft end that is within seven feet of the floor or platform level;

3. Any belt, chain, or rope drive that is within seven feet of the floor or platform;

4. Any fly wheel. A fly wheel extending more than seven feet above the floor shall be guarded to a height of at least seven feet;

5. Any circular or band saw or planer;

6. Any repair pit, including when the pit is not in use;

7. Any counterweight; and

8. Any mine fan, including the approach to any mine fan.

B. No machinery shall be repaired or serviced while the machinery is in motion; however, this prohibition shall not apply where a safe remote device is used.

C. Any guard or safety device that has been removed from any machine shall be replaced before the machine is put in operation.

D. Each mechanically operated grinding wheel shall be equipped with (i) safety washers and tool rests; (ii) substantial retaining hoods, the hood opening of which shall not expose more than a 90-degree sector of the wheel; and (iii) eyeshields, unless goggles are worn by the miners. Each retaining hood shall include either a device to control and collect excess rock, metal, or dust particles or a device providing equivalent protection to the miner operating such machinery.

E. The operator or his agent shall develop procedures for examining for potential hazards, completing proper maintenance, and properly operating each type of centrifugal pump. Such procedures shall, at a minimum, address the manufacturer's recommendations for start-up and shutdown of the pump, proper actions to be taken when a pump is suspected of overheating, the safe location of start and stop switches, and actions to be taken when a sign of structural metal fatigue, such as a crack in the frame, a damaged cover mounting bracket, or a missing bolt or other component is detected. Every miner who repairs, maintains, or operates any type of centrifugal pump shall be trained in these procedures.

Code 1950, § 45-85.3; 1954, c. 191; 1966, c. 594, § 45.1-88; 1978, c. 118; 1994, c. 28, § 45.1-161.124; 1999, c. 256; 2005, c. 3; 2021, Sp. Sess. I, c. 387.
Code of Virginia — Title 45.2 (Mines, Minerals, and Energy), Chapter 8 (Requirements Applicable to Underground Coal Mines; Electricity, Safety, Etc)
§ 45.2-802.  Hydraulic hoses.
Every hydraulic hose used on equipment purchased after January 1, 1986, shall be clearly stamped or labeled by the hydraulic hose manufacturer to indicate the manufacturer's rated pressure in pounds per square inch (psi) Every hose purchased after January 1, 1989, shall have the rated pressure permanently affixed on the outer surface of the hose and repeated at least every two feet. Every hose purchased and installed on an automatic displacement hydraulic system shall either (i) have a four-to-one safety factor based on the ratio between minimum burst pressure and the setting of the hydraulic unloading system, such as a relief valve, or (ii) meet the minimum hose pressure requirements set by the hydraulic equipment manufacturer per the applicable hose standards for each type of equipment. No hydraulic hose shall be used in an application where the hydraulic unloading system is set higher than the hose's rated pressure.

1985, c. 612, § 45.1-88.1; 1988, c. 301; 1994, c. 28, § 45.1-161.125; 2021, Sp. Sess. I, c. 387.

Code of Virginia — Title 45.2 (Mines, Minerals, and Energy), Chapter 8 (Requirements Applicable to Underground Coal Mines; Electricity, Safety, Etc)
§ 45.2-803.  Surface electrical installations.
A. Any overhead high-potential power line shall be (i) placed at least 15 feet above the ground and 20 feet above any driveway, (ii) installed on insulators, and (iii) supported and guarded to prevent contact with other circuits.

B. Any surface transmission line, including a trolley circuit, shall be protected against short circuits and lightning. Each power circuit that leads underground shall be equipped with lightning arrestors within 100 feet of the location at which the circuit enters the mine.

C. Electric wiring in any surface building shall be installed so as to prevent fire and contact hazards.

Code 1950, §§ 45-82, 45-82.3; 1954, c. 191; 1966, c. 594, § 45.1-75; 1994, c. 28, § 45.1-161.181; 1996, c. 774; 1999, c. 256; 2021, Sp. Sess. I, c. 387.
Code of Virginia — Title 45.2 (Mines, Minerals, and Energy), Chapter 8 (Requirements Applicable to Underground Coal Mines; Electricity, Safety, Etc)
§ 45.2-804.  Surface transformers.
A. Any surface transformer that is not isolated by being elevated at least eight feet above the ground shall be enclosed in a transformer house or surrounded by a suitable fence at least six feet high. If the enclosure or fence is of metal, it shall be grounded effectively. The door to the enclosure or the gate to the fence shall be kept locked at all times unless a person who is authorized to enter the gate or enclosure is present.

B. Any surface transformer that contains flammable oil and is installed near a mine opening, in or near a combustible building, or at any other place where such transformer presents a fire hazard shall be provided with a means to drain or to confine the oil in the event of a rupture of the transformer casing.

Code 1950, § 45-82.2; 1954, c. 191; 1966, c. 594, § 45.1-76; 1994, c. 28, § 45.1-161.182; 2021, Sp. Sess. I, c. 387.

Code of Virginia — Title 45.2 (Mines, Minerals, and Energy), Chapter 8 (Requirements Applicable to Underground Coal Mines; Electricity, Safety, Etc)
§ 45.2-805.  Underground transformers.
Every transformer that is used underground shall be air-cooled or filled with nonflammable liquid or inert gas.

Code 1950, § 45-82.2; 1954, c. 191; 1966, c. 594, § 45.1-76; 1994, c. 28, § 45.1-161.183; 2021, Sp. Sess. I, c. 387.

Code of Virginia — Title 45.2 (Mines, Minerals, and Energy), Chapter 8 (Requirements Applicable to Underground Coal Mines; Electricity, Safety, Etc)
§ 45.2-806.  Stations and substations.
A. Suitable warning signs shall be posted conspicuously at every transformer station.

B. Every transformer station, substation, battery-charging station, pump station, and compressor station shall be kept free of nonessential combustible material and refuse.

C. Reverse-current protection shall be provided at each storage-battery-charging station to prevent the storage batteries from energizing a power circuit in the event of power failure.

Code 1950, §§ 45-60.4, 45-82.2; 1954, c. 191; 1966, c. 594, §§ 45.1-76, 45.1-77; 1994, c. 28, § 45.1-161.184; 2021, Sp. Sess. I, c. 387.
Code of Virginia — Title 45.2 (Mines, Minerals, and Energy), Chapter 8 (Requirements Applicable to Underground Coal Mines; Electricity, Safety, Etc)
§ 45.2-807.  Power circuits.
A. All underground power wires and cables shall (i) have adequate current-carrying capacity, (ii) be guarded from mechanical injury, and (iii) be installed in a permanent manner.

B. Wires and cables that are not encased in armor shall be supported by well-installed insulators and shall not touch any roof, rib, or combustible material; however, this prohibition shall not apply to ground wires, grounded power conductors, or trailing cables.

C. Power wires or cables that are installed in a belt-haulage slope shall be insulated adequately and buried in a trench at least one foot below any combustible material, unless such wires or cables are encased in armor or otherwise fully protected against mechanical injury.

D. Any splice or repair in a power cable shall:

1. Be mechanically strong and have adequate electrical conductivity;

2. Be effectively insulated and sealed so as to exclude moisture;

3. If the cable has metallic armor, possess mechanical protection and electrical conductivity equivalent to that of the original armor; and

4. If the cable has metallic shielding around each conductor, possess new shielding that is equivalent to the original shielding.

E. Every underground high-voltage transmission cable shall be:

1. Installed only in a regularly inspected airway;

2. Covered, buried, or placed on insulators so as to afford protection against damage by derailed equipment if it is installed along a haulage road;

3. Guarded if miners regularly work or pass under such cable, unless it is at least 6.5 feet above the floor or rail;

4. Securely anchored, properly insulated, and guarded at its ends; and

5. Covered, insulated, or placed to prevent contact with any trolley circuit or other low-voltage circuit.

F. Any new high-voltage disconnect that is installed on underground electrical equipment shall automatically ground all three power leads when in the open position. Every high-voltage disconnect that is rebuilt or remanufactured after July 1, 2011, shall meet this standard.

G. Every power wire or cable shall be insulated adequately where it passes into or out of an electrical compartment and where it passes through a door or stopping.

H. Where track is used as a power conductor:

1. Both rails of main-line tracks shall be welded or bonded at every joint, and cross bonds shall be installed at intervals of not more than 200 feet. If the rails are paralleled with a feeder circuit of like polarity, such paralleled feeder shall be bonded to the track rails at intervals of not more than 1,000 feet;

2. At least one rail on any secondary track-haulage road shall be welded or bonded at every joint, and cross bonds shall be installed at intervals of not more than 200 feet; and

3. Track switches on entries shall be well bonded.

Code 1950, §§ 45-82, 45-82.1; 1954, c. 191; 1966, c. 594, § 45.1-78; 1993, c. 442; 1994, c. 28, § 45.1-161.186; 1996, c. 774; 1999, c. 256; 2005, c. 3; 2011, cc. 826, 862; 2021, Sp. Sess. I, c. 387.
Code of Virginia — Title 45.2 (Mines, Minerals, and Energy), Chapter 8 (Requirements Applicable to Underground Coal Mines; Electricity, Safety, Etc)
§ 45.2-808.  Trolley wires and feeder wires.
A. Trolley wires and trolley feeder wires shall be installed on the side of the entry opposite the clearance space and any shelter hole, except where the wires are guarded or are installed at least 6.5 feet above the top of the rail.

B. Trolley-wire hangers shall be so spaced that the wire may become detached from any one hanger without creating a shock hazard.

C. Trolley wires shall be aligned properly and installed on insulated hangers at least six inches outside the rail.

D. Trolley wires and trolley feeder wires shall be provided with cut-out switches at intervals of not more than 1,500 feet and near the beginning of each branch line.

E. Trolley wires and trolley feeder wires shall be kept taut and shall not be permitted to touch the roof or any rib, timber, or combustible material.

F. Trolley wires and trolley feeder wires shall be guarded adequately at both sides of any door and at every place where miners work or pass under them, unless they are at least 6.5 feet above the top of the rail.

G. No trolley wires or trolley feeder wires shall extend beyond any open crosscut between an intake and a return airway. All such wires shall be kept at least 150 feet from any active, open pillar workings.

H. Trolley wires and trolley feeder wires shall be guarded, anchored securely, and insulated properly at the ends.

I. Trolley wires and trolley feeder wires shall be installed only in an intake airway.

J. No trolley wires or other exposed conductors shall carry more than 300 volts.

Code 1950, §§ 45-82, 45-82.1; 1954, c. 191; 1966, c. 594, § 45.1-78; 1993, c. 442; 1994, c. 28, § 45.1-161.187; 1996, c. 774; 1999, c. 256; 2021, Sp. Sess. I, c. 387.
Code of Virginia — Title 45.2 (Mines, Minerals, and Energy), Chapter 8 (Requirements Applicable to Underground Coal Mines; Electricity, Safety, Etc)
§ 45.2-809.  Grounding.
A. Every metallic sheath, armor, or conduit that encloses a power conductor shall be electrically continuous throughout and shall be grounded effectively.

B. Every metallic frame, casing, or other enclosure of stationary electrical equipment that can become electrified through failure of insulation or by contact with energized parts shall be grounded effectively, or equivalent protection shall be provided.

C. Any three-phase alternating current circuit that is used underground shall contain either a direct or derived neutral that shall be grounded through a suitable resistor at the power center. A grounding circuit that originates at the grounded side of the grounding resistor shall extend with the power conductors and serve as the grounding conductor for the frame of every piece of electrical equipment that is supplied with power from that circuit. A grounding resistor that is manufactured to meet the extended time rating as set forth in American National standard IEEE C57.32-2015 is deemed to meet the requirements of this section. High-voltage circuits extending underground shall be supplied with a grounding resistor of a proper Ohmic value located on the surface to limit the voltage drop in the grounding circuit external to the resistor to not more than 100 volts under fault conditions. Such grounding resistor shall be rated for maximum fault current continuously and insulated from ground for a voltage equal to the phase-to-phase voltage of the system. Every resistance-grounded alternating circuit used underground shall include a fail-safe ground check circuit to monitor continuously the grounding circuit to ensure the continuity of the ground conductor.

1966, c. 594, § 45.1-79; 1994, c. 28, § 45.1-161.188; 1999, c. 256; 2011, cc. 826, 862; 2021, Sp. Sess. I, c. 387.
Code of Virginia — Title 45.2 (Mines, Minerals, and Energy), Chapter 8 (Requirements Applicable to Underground Coal Mines; Electricity, Safety, Etc)
§ 45.2-810.  Circuit breakers and switches.
A. Automatic circuit breaking devices or fuses of the correct type and capacity shall be installed so as to protect each piece of electrical equipment and each power circuit against excessive overload; however, this requirement shall not apply to any locomotive that is operated regularly on a grade that exceeds five percent. Wire or other conducting material shall not be used as a substitute for a properly designed fuse, and every circuit breaking device shall be maintained in safe operating condition.

B. An automatic circuit breaker of the correct type and capacity shall be installed on each resistance-grounded circuit used underground. Such circuit breaker shall be located at the power source and equipped with devices to provide protection against under-voltage, grounded phase, short circuit, and overcurrent.

C. Operating controls such as switches, starters, and switch buttons shall be installed so that they are readily accessible and can be operated without danger of contact with moving or electrified parts.

D. A disconnecting switch shall be installed underground in each main power circuit within approximately 500 feet of the bottom of each shaft or borehole and at any other place at which a main power circuit enters the mine.

E. Each piece of electrical equipment and each circuit shall be provided with switches or other controls of safe design, construction, and installation.

F. Insulating mats or other electrically nonconductive material shall be kept in place at each power-control switch and at any piece of stationary machinery at which a shock hazard exists.

G. Each circuit breaker, disconnecting device, and switch shall be marked for identification.

Code 1950, § 45-82.3; 1954, c. 191; 1966, c. 594, § 45.1-80; 1994, c. 28, § 45.1-161.189; 1999, c. 256; 2021, Sp. Sess. I, c. 387.
Code of Virginia — Title 45.2 (Mines, Minerals, and Energy), Chapter 8 (Requirements Applicable to Underground Coal Mines; Electricity, Safety, Etc)
§ 45.2-811.  Communication systems.
A. Telephone service or equivalent two-way communication facilities shall be provided between the top and each landing of each main shaft or slope. A telephone or equivalent two-way communication facility shall be located on the surface within 500 feet of each main portal and installed in either a building or a box-like structure that is designed to protect the facility from damage by inclement weather. At least one of these communication facilities shall be at a location where an authorized person who is always on duty when miners are underground can see or hear the facility and respond immediately in the event of an emergency.

B. Telephone lines, other than cables, shall be carried on insulators, installed on the opposite side from power or trolley wires, and insulated adequately where they cross power or trolley wires.

C. Lightning arrestors shall be provided at each point where a telephone circuit enters the mine and at each telephone on the surface. Where the telephone circuit enters a building or structure, a lightning arrestor is required only at the point at which the circuit enters such building or structure.

D. If a communication system other than telephones is used and its operation depends entirely upon power from the mine electric system, a means shall be provided to permit continued communication in the event the mine electric power fails or is cut off.

E. Communication systems equipped with audible and visual signals that become operative when telephone communication is being established between the phones of the communication station on the surface and the underground working sections shall be provided.

F. The Chief shall adopt regulations governing any disruption of communication in a mine.

Code 1950, § 45-82.4; 1954, c. 191; 1966, c. 594, § 45.1-81; 1978, c. 118; 1979, c. 315; 1994, c. 28, § 45.1-161.191; 1996, c. 774; 1999, c. 256; 2021, Sp. Sess. I, c. 387.
Code of Virginia — Title 45.2 (Mines, Minerals, and Energy), Chapter 8 (Requirements Applicable to Underground Coal Mines; Electricity, Safety, Etc)
§ 45.2-812.  Electrical equipment.
A. Electrical equipment that is taken into or used inby the last open crosscut or in other than an intake airway constitutes permissible equipment.

B. Permissible equipment that is used in an area specified in subsection A shall be maintained in permissible condition.

C. No electrical equipment shall be taken into or operated in any place where a methane level of one percent or more is detected.

D. Voltage limitations for underground installations of electrical equipment using direct or alternating current shall conform to the voltages provided in 30 C.F.R. § 18.47.

E. Electrical equipment shall be classified as permissible and shall be maintained in a permissible condition when such equipment is located within 150 feet of any pillar workings or longwall face.

F. Any electrical conductors and cables installed in or inby the last open crosscut, or within 150 feet of any pillar workings or longwall face, shall be:

1. Shielded high-voltage cables supplying power to permissible longwall equipment or other equipment;

2. Interconnecting conductors and cables of permissible longwall equipment;

3. Conductors and cables of intrinsically safe circuits; or

4. Cables and conductors supplying power to low-voltage or medium-voltage permissible equipment.

G. Electrical equipment shall be maintained in safe operating condition at all times while it is being used, and any unsafe condition shall be corrected promptly or the equipment shall be removed from service.

Code 1950, § 45-83; 1954, c. 191; 1966, c. 594, § 45.1-83; 1993, c. 442; 1994, c. 28, § 45.1-161.193; 1999, c. 256; 2011, cc. 826, 862; 2015, cc. 103, 397; 2021, Sp. Sess. I, c. 387.
Code of Virginia — Title 45.2 (Mines, Minerals, and Energy), Chapter 8 (Requirements Applicable to Underground Coal Mines; Electricity, Safety, Etc)
§ 45.2-813.  Trailing cables.
A. Trailing cables that are used underground shall be flame-resistant.

B. Trailing cables shall be provided with suitable short-circuit protection and some means of disconnecting power from the cable. Any power connection that is made in other than an intake airway shall be by means of a permissible connector.

C. Any temporary splice in a trailing cable shall be made in a workmanlike manner and shall be mechanically strong and well insulated.

D. No more than one temporary, unvulcanized splice shall be allowed in any trailing cable.

E. Any permanent splice or repair in a trailing cable shall:

1. Be mechanically strong, with adequate electrical conductivity and flexibility;

2. Be effectively insulated and sealed so as to exclude moisture;

3. Be vulcanized or otherwise treated with suitable materials to provide flame-resistant properties and good bonding to the outer jacket; and

4. If the cable has metallic shielding around each conductor, possess new shielding that is equivalent to the original shielding.

F. Trailing cables shall be protected against mechanical damage. A trailing cable that is damaged in a manner that exposes the insulated inner power conductors shall be repaired promptly or removed from service.

Code 1950, § 45-82.5; 1954, c. 191; 1966, c. 594, § 45.1-84; 1978, c. 118; 1993, c. 442; 1994, c. 28, § 45.1-161.194; 1999, c. 256; 2005, c. 3; 2021, Sp. Sess. I, c. 387.
Code of Virginia — Title 45.2 (Mines, Minerals, and Energy), Chapter 8 (Requirements Applicable to Underground Coal Mines; Electricity, Safety, Etc)
§ 45.2-814.  Inspection of electrical equipment and wiring; checking and testing methane monitors.
A. Electrical equipment and wiring shall be inspected by a certified person at least weekly if it is located underground and at least monthly if it is located on the surface. Such equipment and wiring shall be inspected more often if doing so is necessary to ensure safe operating conditions. Any hazardous condition that is found shall be promptly corrected or the equipment or wiring shall be removed from service. Records of such inspections shall be maintained at the mine for a period of one year.

B. A functional check of methane monitors on electrical face equipment shall be conducted to determine whether such monitors are de-energizing the electrical face equipment properly. Such check shall be (i) made on each production shift, (ii) conducted by the equipment operator in the presence of a mine foreman, and (iii) recorded in the on-shift report of the mine foreman.

C. To determine the accuracy and operation of methane monitors on electrical face equipment, weekly calibration tests of such monitors shall be conducted with a known mixture of methane at the flow rate recommended by the methane monitor manufacturer. A record of the results shall be maintained.

D. Required methane monitors shall be maintained in permissible and proper operating condition.

1966, c. 594, § 45.1-85; 1978, c. 118; 1993, c. 442; 1994, c. 28, § 45.1-161.195; 1996, c. 774; 1999, c. 256; 2005, c. 3; 2021, Sp. Sess. I, c. 387.
Code of Virginia — Title 45.2 (Mines, Minerals, and Energy), Chapter 8 (Requirements Applicable to Underground Coal Mines; Electricity, Safety, Etc)
§ 45.2-815.  Repairs to circuits and electric equipment.
A. No electrical work shall be performed on any low-voltage, medium-voltage, or high-voltage distribution circuit or equipment except by a certified person or a person who is trained to perform electrical work and to maintain electrical equipment and is working under the direct supervision of a certified person. Every high-voltage circuit shall be grounded before repair work is performed. Disconnecting devices shall be locked out and suitably tagged by the person who performs electrical or mechanical work on such a circuit or piece of equipment connected to such a circuit, except that where locking out is not possible, such devices shall be opened and suitably tagged by such person. Locks and tags shall be removed only by the person who installed them or, if such person is unavailable, by a certified person authorized by the operator or his agent.

B. A miner may, where necessary, repair energized trolley wires if he wears insulated shoes and lineman's gloves.

C. This section does not prohibit a certified electrical repairman from making checks on or troubleshooting energized circuits or an authorized person from performing repairs or maintenance on equipment once the power is off and the equipment is blocked against motion, except where motion is necessary to make adjustments.

Code 1950, §§ 45-82, 45-82.1; 1954, c. 191; 1966, c. 594, § 45.1-78; 1993, c. 442; 1994, c. 28, § 45.1-161.196; 1996, c. 774; 1999, c. 256; 2021, Sp. Sess. I, c. 387.

Code of Virginia — Title 45.2 (Mines, Minerals, and Energy), Chapter 8 (Requirements Applicable to Underground Coal Mines; Electricity, Safety, Etc)
§ 45.2-816.  Underground illumination.
A. Electric-light wires shall be supported by suitable insulators or installed in conduit, shall be fastened securely to the power conductors, and shall not contact any combustible material.

B. Every electric light shall be guarded and installed so that it does not contact any combustible material.

Code 1950, § 45-82.6; 1954, c. 191; 1966, c. 594, § 45.1-86; 1994, c. 28, § 45.1-161.172; 2005, c. 3; 2021, Sp. Sess. I, c. 387.

Code of Virginia — Title 45.2 (Mines, Minerals, and Energy), Chapter 8 (Requirements Applicable to Underground Coal Mines; Electricity, Safety, Etc)
§ 45.2-817.  Inspection of electric illumination equipment.
Every lamp, extension light, and permissible form of portable illumination, such as a cap lamp or flashlight, that is used for personal illumination underground shall be inspected by an authorized person at least once per week, and more often if necessary, to ensure safe operating conditions. When such equipment is located at the surface, it shall be inspected by an authorized person at least once per month, and more often if necessary, to ensure safe operating conditions. Any defect found shall be corrected.

1966, c. 594, § 45.1-85; 1978, c. 118; 1993, c. 442; 1994, c. 28, § 45.1-161.173; 1999, c. 256; 2021, Sp. Sess. I, c. 387.
Code of Virginia — Title 45.2 (Mines, Minerals, and Energy), Chapter 8 (Requirements Applicable to Underground Coal Mines; Electricity, Safety, Etc)
§ 45.2-818.  Firefighting equipment; fire prevention.
A. Each mine shall be provided with suitable firefighting equipment that is adequate for the size of the mine.

B. The following equipment, at a minimum, shall be immediately available at each mine:

1. A water car filled with water and provided with hose and pump, or waterlines and necessary hoses;

2. At least three 20-pound dry chemical fire extinguishers;

3. Ten 50-pound bags of rock dust, which shall be made available at doors or other strategic places;

4. Bolt cutters that can be used to cut trolley wire in an emergency;

5. One pair of rubber gloves that shall be used with each pair of bolt cutters when cutting trolley wire;

6. Two sledge hammers; and

7. Five hundred square feet of brattice cloth, nails, and a hammer.

C. Clean, dry sand, rock dust, or fire extinguishers that are suitable from a toxic and shock standpoint shall be placed at each electrical station, including each substation, transformer station, and permanent pump station, so as to be out of the smoke in case of a fire in the station.

D. Suitable fire extinguishers shall be provided at each (i) electrical station, including each substation, transformer station, and permanent pump station; (ii) piece of self-propelled mobile equipment; (iii) belt head and at the inby end of each belt; (iv) area used for the storage of flammable materials; (v) fueling station; and (vi) any other area that may constitute a fire hazard, so as to be on the fresh air side in case of a fire.

E. All firefighting equipment and each fire sensor system shall be maintained in a usable and operative condition. Each chemical extinguisher shall be examined every six months and the date of the examination shall be indicated on a tag attached to each extinguisher.

F. A sufficient number of approved one-hour, self-contained, self-rescuers shall be readily available, not more than 100 feet away, for the persons involved in the moving or transporting of any piece of off-track mining equipment.

Code 1950, § 45-14.1; 1954, c. 191; 1966, c. 594, § 45.1-89; 1974, c. 323; 1978, c. 118; 1984, c. 590; 1985, c. 500; 1994, c. 28, § 45.1-161.200; 1996, c. 774; 2005, c. 3; 2015, cc. 103, 397; 2021, Sp. Sess. I, c. 387.
Code of Virginia — Title 45.2 (Mines, Minerals, and Energy), Chapter 8 (Requirements Applicable to Underground Coal Mines; Electricity, Safety, Etc)
§ 45.2-819.  Duties in case of fire.
A. In case of a fire, the next inby permanent stopping into the return air course shall be opened as soon as possible in order to short circuit the air and permit close access to the fire for extinguishment.

B. When a fire that could endanger persons underground cannot be extinguished immediately, such persons shall be withdrawn promptly from the mine.

C. If a fire occurs, the person discovering it and any other person in the vicinity of the fire shall make a prompt effort to extinguish it.

Code 1950, § 45-14.1; 1954, c. 191; 1966, c. 594, § 45.1-89; 1974, c. 323; 1978, c. 118; 1984, c. 590; 1985, c. 500; 1994, c. 28, § 45.1-161.201; 2021, Sp. Sess. I, c. 387.

Code of Virginia — Title 45.2 (Mines, Minerals, and Energy), Chapter 8 (Requirements Applicable to Underground Coal Mines; Electricity, Safety, Etc)
§ 45.2-820.  Emergency response plans; list of next of kin.
A. Each operator shall develop an emergency response plan for each mine. The plan shall include (i) a mine emergency communication plan, (ii) an evacuation procedure, (iii) the identification of waterlines, (iv) the number system of brattice, (v) the location of each escapeway, and (vi) such other information as the Chief reasonably requires.

B. The emergency response plan shall be subject to approval by the Chief or mine inspector. The Chief may require periodic updates to an operator's emergency response plan. Such operator shall comply with the requirements of the approved plan.

C. The emergency response plan shall be posted in a conspicuous manner and location readily accessible to all miners, both underground and at the surface of the mine.

D. The operator shall train miners in the implementation of the emergency response plan and shall conduct practice drills. Records of dates and times of practice drills shall be maintained in the emergency response plan.

E. Each miner employed by the operator who goes underground, and each visitor authorized by the operator to enter the mine, shall have available an adequate supply of self-rescue devices, each of which provides at least one hour of protection and is approved by MSHA. The training related to self-rescue devices shall be included in the emergency response plan approved by the Chief.

F. The operator shall maintain a list of the next of kin of all miners employed at the mine. The list shall be kept at the mine site or at a central facility readily accessible to the mine.

Code 1950, § 45-14.1; 1954, c. 191; 1966, c. 594, § 45.1-89; 1974, c. 323; 1978, c. 118; 1984, c. 590; 1985, c. 500; 1994, c. 28, § 45.1-161.202; 1996, c. 774; 2006, c. 291; 2021, Sp. Sess. I, c. 387.
Code of Virginia — Title 45.2 (Mines, Minerals, and Energy), Chapter 8 (Requirements Applicable to Underground Coal Mines; Electricity, Safety, Etc)
§ 45.2-821.  Reporting fires; response.
In case of any unplanned fire at a mine that is not extinguished within 30 minutes of discovery, the operator shall report the fire to the Chief by the quickest available means, giving all information known to the operator. The Chief, based on such information, shall promptly go in person or dispatch a mine inspector to the scene of the fire for consultation and assistance in the extinguishment of the fire and the protection of exposed persons. In the event of a difference of opinion as to measures required, the decision of the Chief or the mine inspector shall be final. The decision of the Chief regarding measures to extinguish the fire and protect persons shall have the force of an order issued pursuant to § 45.2-569 if it is delivered to the operator in writing.

Code 1950, § 45-14.1; 1954, c. 191; 1966, c. 594, § 45.1-89; 1974, c. 323; 1978, c. 118; 1984, c. 590; 1985, c. 500; 1994, c. 28, § 45.1-161.203; 1999, c. 256; 2021, Sp. Sess. I, c. 387.
Code of Virginia — Title 45.2 (Mines, Minerals, and Energy), Chapter 8 (Requirements Applicable to Underground Coal Mines; Electricity, Safety, Etc)
§ 45.2-823.  Storage and use of flammable fluids and materials.
A. Each underground storage place for oil, grease, or flammable hydraulic fluid shall be of fireproof construction.

B. Oil, grease, and flammable hydraulic fluid that is kept underground for current use shall be kept in a closed metal container.

C. Provisions shall be made to prevent an accumulation of spilled oil or grease at any such storage place or at any location at which such material is used.

D. Oily rags, oily waste, and wastepaper shall be kept in closed metal containers until it is removed for disposal.

E. No gasoline, benzene, kerosene, or other flammable oil shall be used underground in powering machinery.

F. Every oxygen or acetylene bottle that is used underground shall be secured while in use. When stored underground, each oxygen or acetylene bottle shall be placed in a safe location, protected from physical damage, stored with its cap in place where such storage is provided for on the tank, and secured upright or elevated, whichever mine heights allow.

Code 1950, §§ 45-14.1, 45-43; 1954, c. 191; 1966, c. 594, §§ 45.1-89, 45.1-90, 45.1-100; 1974, c. 323; 1978, cc. 118, 729; 1981, c. 131; 1984, c. 590, § 45.1-89, c. 639; 1985, c. 500; 1994, c. 28, § 45.1-161.205; 1996, c. 774; 2021, Sp. Sess. I, c. 387.

Code of Virginia — Title 45.2 (Mines, Minerals, and Energy), Chapter 8 (Requirements Applicable to Underground Coal Mines; Electricity, Safety, Etc)
§ 45.2-824.  Diesel-powered equipment.
Diesel-powered equipment may be utilized underground with the written approval of the Chief. The Chief shall adopt regulations necessary to carry out the provisions of this section. Such regulations shall require that the air in each travel way in which diesel equipment is used, and in any active workings connected thereto, be of a quality necessary for a safe, healthful working environment. The minimum quantity of ventilating air that shall be supplied for a permissible diesel machine in a given time shall conform to the quantity shown on the approval plate attached to the machine. Every diesel machine or piece of equipment shall be maintained in such manner that the exhaust emissions meet the standards to which the machine or equipment was manufactured.

Code 1950, § 45-43; 1954, c. 191; 1966, c. 594, § 45.1-90; 1978, c. 729; 1981, c. 131; 1984, c. 639; 1994, c. 28, § 45.1-161.206; 1996, c. 774; 2021, Sp. Sess. I, c. 387.
Code of Virginia — Title 45.2 (Mines, Minerals, and Energy), Chapter 8 (Requirements Applicable to Underground Coal Mines; Electricity, Safety, Etc)
§ 45.2-825.  Arcs, sparks, and flames.
A. The intentional creation of any open arc, open spark, or open flame, except as provided in subsection B, is prohibited.

B. Any underground (i) welding or cutting with arc or flame or (ii) soldering, unless conducted in a fireproof enclosure that is ventilated with intake air, shall be done by or under the direct instruction of a certified foreman or repairman. A person certified in gas detection shall test for methane before and during such welding, cutting, or soldering operation in an underground coal mine and shall make a diligent search for fire after such an operation in all parts of the mine where such operation occurred. Rock dust or a suitable fire extinguisher shall be immediately available during such welding or cutting. Any welding operation shall be performed only in a well-ventilated area.

Code 1950, §§ 45-72, 45-82.7; 1954, c. 191; 1966, c. 594, § 45.1-98; 1978, c. 729; 1993, cc. 389, 442; 1994, c. 28, § 45.1-161.207; 1999, c. 256; 2005, c. 3; 2021, Sp. Sess. I, c. 387.
Code of Virginia — Title 45.2 (Mines, Minerals, and Energy), Chapter 8 (Requirements Applicable to Underground Coal Mines; Electricity, Safety, Etc)
§ 45.2-829.  Examinations of fans.
A. An authorized person shall conduct a daily inspection of each main fan and of the machinery connected with such fan. The person making the examination shall record such examination in a book prescribed for this purpose or by other adequate means provided to permanently record the performance of the main fan and to give warning of an interruption to a fan. No such daily examination is required on any day in which no person goes underground, except that the examination shall be completed prior to any person entering the mine if no examination was made on the previous day.

B. Any place ventilated by means of a blower fan shall be examined for methane by a certified person before the fan is started at the beginning of the shift and after any interruption of fan operation that lasts for five minutes or more during the shift.

C. Each blower fan and its tubing shall be inspected at least twice during each working shift by a certified person.

Code 1950, §§ 45-60.1, 45-60.2; 1954, c. 191; 1966, c. 594, §§ 45.1-54, 45.1-55; 1978, c. 120; 1988, c. 597; 1993, c. 442; 1994, c. 28, § 45.1-161.211; 1999, c. 256; 2021, Sp. Sess. I, c. 387.
Code of Virginia — Title 45.2 (Mines, Minerals, and Energy), Chapter 8 (Requirements Applicable to Underground Coal Mines; Electricity, Safety, Etc)
§ 45.2-831.  Notice of hazardous conditions.
The mine foreman shall give prompt attention to the removal of each hazardous condition reported to him by any person working in the mine. If it is impracticable to remove a hazardous condition at once, the mine foreman shall notify every person whose safety is threatened by such hazardous condition to remain away from the portion of the mine where the hazardous condition exists.

Code 1950, §§ 45-35, 45-40; 1954, c. 191; 1966, c. 594, § 45.1-17; 1978, c. 729; 1993, c. 170; 1994, c. 28, § 45.1-161.214; 1996, c. 774; 2021, Sp. Sess. I, c. 387.

Code of Virginia — Title 45.2 (Mines, Minerals, and Energy), Chapter 8 (Requirements Applicable to Underground Coal Mines; Electricity, Safety, Etc)
§ 45.2-832.  Notice of monitor tampering prohibition.
The operator or agent shall display, in bold-faced type, on a sign placed at the mine office, at the bath house, and on a bulletin board at the mine site, the following notice:

NOTICE: IT IS UNLAWFUL TO DISTURB, DISCONNECT, BYPASS, IMPAIR, OR OTHERWISE TAMPER WITH METHANE MONITORS OR OTHER DEVICES CAPABLE OF DETECTING THE PRESENCE OF EXPLOSIVE GASES IN AN UNDERGROUND COAL MINE. A VIOLATION IS PUNISHABLE AS A CLASS 6 FELONY.

1993, c. 247, § 45.1-65.2; 1994, c. 28, § 45.1-161.215; 2021, Sp. Sess. I, c. 387.