Part 57 — Safety and Health Standards—Underground Metal and Nonmetal Mines
Subpart A — General
Subpart B — Ground Control
- § 57.3000— Definitions.
- § 57.3200— Correction of hazardous conditions.
- § 57.3201— Location for performing scaling.
- § 57.3202— Scaling tools.
- § 57.3203— Rock fixtures.
- § 57.3360— Ground support use.
- § 57.3400— Secondary breakage.
- § 57.3401— Examination of ground conditions.
- § 57.3430— Activity between machinery or equipment and the highwall or bank.
- § 57.3460— Maintenance between machinery or equipment and ribs.
- § 57.3461— Rock bursts.
Subpart C — Fire Prevention and Control
- § 57.4000— Definitions.
- § 57.4011— Abandoned electric circuits.
- § 57.4057— Underground trailing cables.
- § 57.4100— Smoking and use of open flames.
- § 57.4101— Warning signs.
- § 57.4102— Spillage and leakage.
- § 57.4103— Fueling internal combustion engines.
- § 57.4104— Combustible waste.
- § 57.4130— Surface electric substations and liquid storage facilities.
- § 57.4131— Surface fan installations and mine openings.
- § 57.4160— Underground electric substations and liquid storage facilities.
- § 57.4161— Use of fire underground.
- § 57.4200— General requirements.
- § 57.4201— Inspection.
- § 57.4202— Fire hydrants.
- § 57.4203— Extinguisher recharging or replacement.
- § 57.4230— Surface self-propelled equipment.
- § 57.4260— Underground self-propelled equipment.
- § 57.4261— Shaft-station waterlines.
- § 57.4262— Underground transformer stations, combustible liquid storage and dispensing areas, pump rooms, compressor rooms, and hoist rooms.
- § 57.4263— Underground belt conveyors.
- § 57.4330— Surface firefighting, evacuation, and rescue procedures.
- § 57.4331— Surface firefighting drills.
- § 57.4360— Underground alarm systems.
- § 57.4361— Underground evacuation drills.
- § 57.4362— Underground rescue and firefighting operations.
- § 57.4363— Underground evacuation instruction.
- § 57.4400— Use restrictions.
- § 57.4401— Storage tank foundations.
- § 57.4402— Safety can use.
- § 57.4430— Surface storage facilities.
- § 57.4431— Surface storage restrictions.
- § 57.4460— Storage of flammable liquids underground.
- § 57.4461— Gasoline use restrictions underground.
- § 57.4462— Storage of combustible liquids underground.
- § 57.4463— Liquefied petroleum gas use underground.
- § 57.4500— Heat sources.
- § 57.4501— Fuel lines.
- § 57.4502— Battery-charging stations.
- § 57.4503— Conveyor belt slippage.
- § 57.4504— Fan installations.
- § 57.4505— Fuel lines to underground areas.
- § 57.4530— Exits for surface buildings and structures.
- § 57.4531— Surface flammable or combustible liquid storage buildings or rooms.
- § 57.4532— Blacksmith shops.
- § 57.4533— Mine opening vicinity.
- § 57.4560— Mine entrances.
- § 57.4561— Stationary diesel equipment underground.
- § 57.4600— Extinguishing equipment.
- § 57.4601— Oxygen cylinder storage.
- § 57.4602— Gauges and regulators.
- § 57.4603— Closure of valves.
- § 57.4604— Preparation of pipelines or containers.
- § 57.4660— Work in shafts, raises, or winzes and other activities involving hazard areas.
- § 57.4760— Shaft mines.
- § 57.4761— Underground shops.
Subpart D — Air Quality, Radiation, Physical Agents, and Diesel Particulate Matter
- § 57.5001— Exposure limits for airborne contaminants.
- § 57.5001T— Exposure limits for airborne contaminants.
- § 57.5002— Exposure monitoring.
- § 57.5005— Control of exposure to airborne contaminants.
- § 57.5005T— Control of exposure to airborne contaminants.
- § 57.5006— Restricted use of chemicals.
- § 57.5015— Oxygen deficiency.
- § 57.5037— Radon daughter exposure monitoring.
- § 57.5038— Annual exposure limits.
- § 57.5039— Maximum permissible concentration.
- § 57.5040— Exposure records.
- § 57.5041— Smoking prohibition.
- § 57.5042— Revised exposure levels.
- § 57.5044— Respirators.
- § 57.5045— Posting of inactive workings.
- § 57.5046— Protection against radon gas.
- § 57.5047— Gamma radiation surveys.
- § 57.5060— Limit on exposure to diesel particulate matter.
- § 57.5061— Compliance determinations.
- § 57.5065— Fueling practices.
- § 57.5066— Maintenance standards.
- § 57.5067— Engines.
- § 57.5070— Miner training.
- § 57.5071— Exposure monitoring.
- § 57.5075— Diesel particulate records.
Subpart E — Explosives
- § 57.6000— Definitions.
- § 57.6100— Separation of stored explosive material.
- § 57.6101— Areas around explosive material storage facilities.
- § 57.6102— Explosive material storage practices.
- § 57.6130— Explosive material storage facilities.
- § 57.6131— Location of explosive material storage facilities.
- § 57.6132— Magazine requirements.
- § 57.6133— Powder chests.
- § 57.6160— Main facilities.
- § 57.6161— Auxiliary facilities.
- § 57.6200— Delivery to storage or blast site areas.
- § 57.6201— Separation of transported explosive material.
- § 57.6202— Vehicles.
- § 57.6203— Locomotives.
- § 57.6204— Hoists.
- § 57.6205— Conveying explosives by hand.
- § 57.6300— Control of blasting operations.
- § 57.6301— Blasthole obstruction check.
- § 57.6302— Separation of explosive material.
- § 57.6303— Initiation preparation.
- § 57.6304— Primer protection.
- § 57.6305— Unused explosive material.
- § 57.6306— Loading, blasting, and security.
- § 57.6307— Drill stem loading.
- § 57.6308— Initiation systems.
- § 57.6309— Fuel oil requirements for ANFO.
- § 57.6310— Misfire waiting period.
- § 57.6311— Handling of misfires.
- § 57.6312— Secondary blasting.
- § 57.6400— Compatibility of electric detonators.
- § 57.6401— Shunting.
- § 57.6402— Deenergized circuits near detonators.
- § 57.6403— Branch circuits.
- § 57.6404— Separation of blasting circuits from power source.
- § 57.6405— Firing devices.
- § 57.6406— Duration of current flow.
- § 57.6407— Circuit testing.
- § 57.6500— Damaged initiating material.
- § 57.6501— Nonelectric initiation systems.
- § 57.6502— Safety fuse.
- § 57.6600— Loading practices.
- § 57.6601— Grounding.
- § 57.6602— Static electricity dissipation during loading.
- § 57.6603— Air gap.
- § 57.6604— Precautions during storms.
- § 57.6605— Isolation of blasting circuits.
- § 57.6700— Nonsparking tools.
- § 57.6701— Tamping and loading pole requirements.
- § 57.6800— Storage facilities.
- § 57.6801— Vehicle repair.
- § 57.6802— Bulk delivery vehicles.
- § 57.6803— Blasting lines.
- § 57.6900— Damaged or deteriorated explosive material.
- § 57.6901— Black powder.
- § 57.6902— Excessive temperatures.
- § 57.6903— Burning explosive material.
- § 57.6904— Smoking and open flames.
- § 57.6905— Protection of explosive material.
- § 57.6960— Mixing of explosive material.
Subpart F — Drilling and Rotary Jet Piercing
- § 57.7002— Equipment defects.
- § 57.7003— Drill area inspection.
- § 57.7004— Drill mast.
- § 57.7005— Augers and drill stems.
- § 57.7008— Moving the drill.
- § 57.7009— Drill helpers.
- § 57.7010— Power failures.
- § 57.7011— Straightening crossed cables.
- § 57.7012— Tending drills in operation.
- § 57.7013— Covering or guarding drill holes.
- § 57.7018— Hand clearance.
- § 57.7028— Hand clearance.
- § 57.7032— Anchoring.
- § 57.7050— Tool and drill steel racks.
- § 57.7051— Loose objects on the mast or drill platform.
- § 57.7052— Drilling positions.
- § 57.7053— Moving hand-held drills.
- § 57.7054— Starting or moving drill equipment.
- § 57.7055— Intersecting holes.
- § 57.7056— Collaring in bootlegs.
- § 57.7801— Jet drills.
- § 57.7802— Oxygen hose lines.
- § 57.7803— Lighting the burner.
- § 57.7804— Refueling.
- § 57.7805— Smoking and open flames.
- § 57.7806— Oxygen intake coupling.
- § 57.7807— Flushing the combustion chamber.
Subpart G — Ventilation
- § 57.8518— Main and booster fans.
- § 57.8519— Underground main fan controls.
- § 57.8520— Ventilation plan.
- § 57.8525— Main fan maintenance.
- § 57.8527— Oxygen-deficiency testing.
- § 57.8528— Unventilated areas.
- § 57.8529— Auxiliary fan systems.
- § 57.8531— Construction and maintenance of ventilation doors.
- § 57.8532— Opening and closing ventilation doors.
- § 57.8534— Shutdown or failure of auxiliary fans.
- § 57.8535— Seals.
Subpart H — Loading, Hauling, and Dumping
- § 57.9100— Traffic control.
- § 57.9101— Operating speeds and control of equipment.
- § 57.9102— Movement of independently operating rail equipment.
- § 57.9103— Clearance on adjacent tracks.
- § 57.9104— Railroad crossings.
- § 57.9160— Train movement during shift changes.
- § 57.9200— Transporting persons.
- § 57.9201— Loading, hauling, and unloading of equipment or supplies.
- § 57.9202— Loading and hauling large rocks.
- § 57.9260— Supplies, materials, and tools on mantrips.
- § 57.9261— Transporting tools and materials on locomotives.
- § 57.9300— Berms or guardrails.
- § 57.9301— Dump site restraints.
- § 57.9302— Protection against moving or runaway railroad equipment.
- § 57.9303— Construction of ramps and dumping facilities.
- § 57.9304— Unstable ground.
- § 57.9305— Truck spotters.
- § 57.9306— Warning devices for restricted clearances.
- § 57.9307— Design, installation, and maintenance of railroads.
- § 57.9308— Switch throws.
- § 57.9309— Chute design.
- § 57.9310— Chute hazards.
- § 57.9311— Anchoring stationary sizing devices.
- § 57.9312— Working around drawholes.
- § 57.9313— Roadway maintenance.
- § 57.9314— Trimming stockpile and muckpile faces.
- § 57.9315— Dust control.
- § 57.9316— Notifying the equipment operator.
- § 57.9317— Suspended loads.
- § 57.9318— Getting on or off moving equipment.
- § 57.9319— Going over, under, or between railcars.
- § 57.9330— Clearance for surface equipment.
- § 57.9360— Shelter holes.
- § 57.9361— Drawholes.
- § 57.9362— Protection of signalmen.
Subpart I — Aerial Tramways
- § 57.10001— Filling buckets.
- § 57.10002— Inspection and maintenance.
- § 57.10003— Correction of defects.
- § 57.10004— Brakes.
- § 57.10005— Track cable connections.
- § 57.10006— Tower guards.
- § 57.10007— Falling object protection.
- § 57.10008— Riding tramways.
- § 57.10009— Riding loaded buckets.
- § 57.10010— Starting precautions.
Subpart J — Travelways and Escapeways
- § 57.11001— Safe access.
- § 57.11002— Handrails and toeboards.
- § 57.11003— Construction and maintenance of ladders.
- § 57.11004— Portable rigid ladders.
- § 57.11005— Fixed ladder anchorage and toe clearance.
- § 57.11006— Fixed ladder landings.
- § 57.11007— Wooden components of ladders.
- § 57.11008— Restricted clearance.
- § 57.11009— Walkways along conveyors.
- § 57.11010— Stairstep clearance.
- § 57.11011— Use of ladders.
- § 57.11012— Protection for openings around travelways.
- § 57.11013— Conveyor crossovers.
- § 57.11014— Crossing moving conveyors.
- § 57.11016— Snow and ice on walkways and travelways.
- § 57.11017— Inclined fixed ladders.
- § 57.11025— Railed landings, backguards, and other protection for fixed ladders.
- § 57.11026— Protection for inclined fixed ladders.
- § 57.11027— Scaffolds and working platforms.
- § 57.11036— Ladderway trap doors and guards.
- § 57.11037— Ladderway openings.
- § 57.11038— Entering a manway.
- § 57.11040— Inclined travelways.
- § 57.11041— Landings for inclined ladderways.
- § 57.11050— Escapeways and refuges.
- § 57.11051— Escape routes.
- § 57.11052— Refuge areas.
- § 57.11053— Escape and evacuation plans.
- § 57.11054— Communication with refuge chambers.
- § 57.11055— Inclined escapeways.
- § 57.11056— Emergency hoists.
- § 57.11058— Check-in, check-out system.
- § 57.11059— Respirable atmosphere for hoist operators underground.
Subpart K — Electricity
- § 57.12001— Circuit overload protection.
- § 57.12002— Controls and switches.
- § 57.12003— Trailing cable overload protection.
- § 57.12004— Electrical conductors.
- § 57.12005— Protection of power conductors from mobile equipment.
- § 57.12006— Distribution boxes.
- § 57.12007— Junction box connection procedures.
- § 57.12008— Insulation and fittings for power wires and cables.
- § 57.12010— Isolation or insulation of communication conductors.
- § 57.12011— High-potential electrical conductors.
- § 57.12012— Bare signal wires.
- § 57.12013— Splices and repairs of power cables.
- § 57.12014— Handling energized power cables.
- § 57.12016— Work on electrically-powered equipment.
- § 57.12017— Work on power circuits.
- § 57.12018— Identification of power switches.
- § 57.12019— Access to stationary electrical equipment or switchgear.
- § 57.12020— Protection of persons at switchgear.
- § 57.12021— Danger signs.
- § 57.12022— Authorized persons at major electrical installations.
- § 57.12023— Guarding electrical connections and resistor grids.
- § 57.12025— Grounding circuit enclosures.
- § 57.12026— Grounding transformer and switchgear enclosures.
- § 57.12027— Grounding mobile equipment.
- § 57.12028— Testing grounding systems.
- § 57.12030— Correction of dangerous conditions.
- § 57.12032— Inspection and cover plates.
- § 57.12033— Hand-held electric tools.
- § 57.12034— Guarding around lights.
- § 57.12035— Weatherproof lamp sockets.
- § 57.12036— Fuse removal or replacement.
- § 57.12037— Fuses in high-potential circuits.
- § 57.12038— Attachment of trailing cables.
- § 57.12039— Protection of surplus trailing cables.
- § 57.12040— Installation of operating controls.
- § 57.12041— Design of switches and starting boxes.
- § 57.12042— Track bonding.
- § 57.12045— Overhead powerlines.
- § 57.12047— Guy wires.
- § 57.12048— Communication conductors on power poles.
- § 57.12050— Installation of trolley wires.
- § 57.12053— Circuits powered from trolley wires.
- § 57.12065— Short circuit and lightning protection.
- § 57.12066— Guarding trolley wires and bare powerlines.
- § 57.12067— Installation of transformers.
- § 57.12068— Locking transformer enclosures.
- § 57.12069— Lightning protection for telephone wires and ungrounded conductors.
- § 57.12071— Movement or operation of equipment near high-voltage powerlines.
- § 57.12080— Bare conductor guards.
- § 57.12081— Bonding metal pipelines to ground return circuits.
- § 57.12082— Isolation of powerlines.
- § 57.12083— Support of power cables in shafts and boreholes.
- § 57.12084— Branch circuit disconnecting devices.
- § 57.12085— Transformer stations.
- § 57.12086— Location of trolley wire.
- § 57.12088— Splicing trailing cables.
Subpart L — Compressed Air and Boilers
- § 57.13001— General requirements for boilers and pressure vessels.
- § 57.13010— Reciprocating-type air compressors.
- § 57.13011— Air receiver tanks.
- § 57.13012— Compressor air intakes.
- § 57.13015— Inspection of compressed-air receivers and other unfired pressure vessels.
- § 57.13017— Compressor discharge pipes.
- § 57.13019— Pressure system repairs.
- § 57.13020— Use of compressed air.
- § 57.13021— High-pressure hose connections.
- § 57.13030— Boilers.
Subpart M — Machinery and Equipment
- § 57.14000— Definitions.
- § 57.14100— Safety defects; examination, correction and records.
- § 57.14101— Brakes.
- § 57.14102— Brakes for rail equipment.
- § 57.14103— Operators' stations.
- § 57.14104— Tire repairs.
- § 57.14105— Procedures during repairs or maintenance.
- § 57.14106— Falling object protection.
- § 57.14107— Moving machine parts.
- § 57.14108— Overhead drive belts.
- § 57.14109— Unguarded conveyors with adjacent travelways.
- § 57.14110— Flying or falling materials.
- § 57.14111— Slusher, backlash guards and securing.
- § 57.14112— Construction and maintenance of guards.
- § 57.14113— Inclined conveyors: backstops or brakes.
- § 57.14114— Air valves for pneumatic equipment.
- § 57.14115— Stationary grinding machines.
- § 57.14116— Hand-held power tools.
- § 57.14130— Roll-over protective structures (ROPS) and seat belts for surface equipment.
- § 57.14131— Seat belts for surface haulage trucks.
- § 57.14132— Horns and backup alarms for surface equipment.
- § 57.14160— Mantrip trolley wire hazards underground.
- § 57.14161— Makeshift couplings.
- § 57.14162— Trip lights.
- § 57.14200— Warnings prior to starting or moving equipment.
- § 57.14201— Conveyor start-up warnings.
- § 57.14202— Manual cleaning of conveyor pulleys.
- § 57.14203— Application of belt dressing.
- § 57.14204— Machinery lubrication.
- § 57.14205— Machinery, equipment, and tools.
- § 57.14206— Securing movable parts.
- § 57.14207— Parking procedures for unattended equipment.
- § 57.14208— Warning devices.
- § 57.14209— Safety procedures for towing.
- § 57.14210— Movement of dippers, buckets, loading booms, or suspended loads.
- § 57.14211— Blocking equipment in a raised position.
- § 57.14212— Chains, ropes, and drive belts.
- § 57.14213— Ventilation and shielding for welding.
- § 57.14214— Train warnings.
- § 57.14215— Coupling or uncoupling cars.
- § 57.14216— Backpoling.
- § 57.14217— Securing parked railcars.
- § 57.14218— Movement of equipment on adjacent tracks.
- § 57.14219— Brakeman signals.
Subpart N — Personal Protection
- § 57.15001— First aid materials.
- § 57.15002— Hard hats.
- § 57.15003— Protective footwear.
- § 57.15004— Eye protection.
- § 57.15005— Safety belts and lines.
- § 57.15006— Protective equipment and clothing for hazards and irritants.
- § 57.15007— Protective equipment or clothing for welding, cutting, or working with molten metal.
- § 57.15014— Eye protection when operating grinding wheels.
- § 57.15020— Life jackets and belts.
- § 57.15030— Provision and maintenance of self-rescue devices.
- § 57.15031— Location of self-rescue devices.
Subpart O — Materials Storage and Handling
- § 57.16001— Stacking and storage of materials.
- § 57.16002— Bins, hoppers, silos, tanks, and surge piles.
- § 57.16003— Storage of hazardous materials.
- § 57.16004— Containers for hazardous materials.
- § 57.16005— Securing gas cylinders.
- § 57.16006— Protection of gas cylinder valves.
- § 57.16007— Taglines, hitches, and slings.
- § 57.16009— Suspended loads.
- § 57.16010— Dropping materials from overhead.
- § 57.16011— Riding hoisted loads or on the hoist hook.
- § 57.16012— Storage of incompatible substances.
- § 57.16013— Working with molten metal.
- § 57.16014— Operator-carrying overhead cranes.
- § 57.16015— Work or travel on overhead crane bridges.
- § 57.16016— Lift trucks.
- § 57.16017— Hoisting heavy equipment or material.
Subpart P — Illumination
Subpart Q — Safety Programs
- § 57.18002— Examination of working places.
- § 57.18006— New employees.
- § 57.18009— Designation of person in charge.
- § 57.18010— First aid.
- § 57.18012— Emergency telephone numbers.
- § 57.18013— Emergency communications system.
- § 57.18014— Emergency medical assistance and transportation.
- § 57.18020— Working alone.
- § 57.18025— Working alone.
- § 57.18028— Mine emergency and self-rescuer training.
Subpart R — Personnel Hoisting
- § 57.19000— Application.
- § 57.19001— Rated capacities.
- § 57.19002— Anchoring.
- § 57.19003— Driving mechanism connections.
- § 57.19004— Brakes.
- § 57.19005— Locking mechanism for clutch.
- § 57.19006— Automatic hoist braking devices.
- § 57.19007— Overtravel and overspeed devices.
- § 57.19008— Friction hoist synchronizing mechanisms.
- § 57.19009— Position indicator.
- § 57.19010— Location of hoist controls.
- § 57.19011— Drum flanges.
- § 57.19012— Grooved drums.
- § 57.19013— Diesel- and other fuel-injection-powered hoists.
- § 57.19014— Friction hoist overtravel protection.
- § 57.19017— Emergency braking for electric hoists.
- § 57.19018— Overtravel by-pass switches.
- § 57.19019— Guide ropes.
- § 57.19021— Minimum rope strength.
- § 57.19022— Initial measurement.
- § 57.19023— Examinations.
- § 57.19024— Retirement criteria.
- § 57.19025— Load end attachments.
- § 57.19026— Drum end attachment.
- § 57.19027— End attachment retermination.
- § 57.19028— End attachment replacement.
- § 57.19030— Safety device attachments.
- § 57.19035— Headframe design.
- § 57.19036— Headframe height.
- § 57.19037— Fleet angles.
- § 57.19038— Platforms around elevated head sheaves.
- § 57.19045— Metal bonnets.
- § 57.19049— Hoisting persons in buckets.
- § 57.19050— Bucket requirements.
- § 57.19054— Rope guides.
- § 57.19055— Availability of hoist operator for manual hoists.
- § 57.19056— Availability of hoist operator for automatic hoists.
- § 57.19057— Hoist operator's physical fitness.
- § 57.19058— Experienced hoist operators.
- § 57.19061— Maximum hoisting speeds.
- § 57.19062— Maximum acceleration and deceleration.
- § 57.19063— Persons allowed in hoist room.
- § 57.19065— Lowering conveyances by the brakes.
- § 57.19066— Maximum riders in a conveyance.
- § 57.19067— Trips during shift changes.
- § 57.19068— Orderly conduct in conveyances.
- § 57.19069— Entering and leaving conveyances.
- § 57.19070— Closing cage doors or gates.
- § 57.19071— Riding in skips or buckets.
- § 57.19072— Skips and cages in same compartment.
- § 57.19073— Hoisting during shift changes.
- § 57.19074— Riding the bail, rim, bonnet, or crosshead.
- § 57.19075— Use of open hooks.
- § 57.19076— Maximum speeds for hoisting persons in buckets.
- § 57.19077— Lowering buckets.
- § 57.19078— Hoisting buckets from the shaft bottom.
- § 57.19079— Blocking mine cars.
- § 57.19080— Hoisting tools, timbers, and other materials.
- § 57.19081— Conveyances not in use.
- § 57.19083— Overtravel backout device.
- § 57.19090— Dual signaling systems.
- § 57.19091— Signaling instructions to hoist operator.
- § 57.19092— Signaling from conveyances.
- § 57.19093— Standard signal code.
- § 57.19094— Posting signal code.
- § 57.19095— Location of signal devices.
- § 57.19096— Familiarity with signal code.
- § 57.19100— Shaft landing gates.
- § 57.19101— Stopblocks and derail switches.
- § 57.19102— Shaft guides.
- § 57.19103— Dumping facilities and loading pockets.
- § 57.19104— Clearance at shaft stations.
- § 57.19105— Landings with more than one shaft entrance.
- § 57.19106— Shaft sets.
- § 57.19107— Precautions for work in compartment affected by hoisting operation.
- § 57.19108— Posting warning signs during shaft work.
- § 57.19109— Shaft inspection and repair.
- § 57.19110— Overhead protection for shaft deepening work.
- § 57.19111— Shaft-sinking ladders.
- § 57.19120— Procedures for inspection, testing, and maintenance.
- § 57.19121— Recordkeeping.
- § 57.19122— Replacement parts.
- § 57.19129— Examinations and tests at beginning of shift.
- § 57.19130— Conveyance shaft test.
- § 57.19131— Hoist conveyance connections.
- § 57.19132— Safety catches.
- § 57.19133— Shaft.
- § 57.19134— Sheaves.
- § 57.19135— Rollers in inclined shafts.
Subpart S — Miscellaneous
- § 57.20001— Intoxicating beverages and narcotics.
- § 57.20002— Potable water.
- § 57.20003— Housekeeping.
- § 57.20005— Carbon tetrachloride.
- § 57.20008— Toilet facilities.
- § 57.20009— Tests for explosive dusts.
- § 57.20010— Retaining dams.
- § 57.20011— Barricades and warning signs.
- § 57.20013— Waste receptacles.
- § 57.20014— Prohibited areas for food and beverages.
- § 57.20020— Unattended mine openings.
- § 57.20021— Abandoned mine openings.
- § 57.20031— Blasting underground in hazardous areas.
- § 57.20032— Two-way communication equipment for underground operations.
Subpart T — Safety Standards for Methane in Metal and Nonmetal Mines
- § 57.22001— Scope.
- § 57.22002— Definitions.
- § 57.22003— Mine category or subcategory.
- § 57.22004— Category placement or change in placement.
- § 57.22005— Notice and appeal of placement or change in placement.
- § 57.22101— Smoking (I-A, II-A, III, and V-A mines).
- § 57.22102— Smoking (I-C mines).
- § 57.22103— Open flames (I-A, II-A, III, and V-A mines).
- § 57.22104— Open flames (I-C mines).
- § 57.22105— Smoking and open flames (IV mines).
- § 57.22106— Dust containing volatile matter (I-C mines).
- § 57.22201— Mechanical ventilation (I-A, I-B, I-C, II-A, II-B, III, IV, V-A, and V-B mines).
- § 57.22202— Main fans (I-A, I-B, I-C, II-A, III, V-A, and V-B mines).
- § 57.22203— Main fan operation (I-C mines).
- § 57.22204— Main fan operation and inspection (I-A, II-A, III, and V-A mines).
- § 57.22205— Doors on main fans (I-A, II-A, III, and V-A mines).
- § 57.22206— Main ventilation failure (I-A, II-A, III, and V-A mines).
- § 57.22207— Booster fans (I-A, II-A, III, and V-A mines).
- § 57.22208— Auxiliary fans (I-A, II-A, III, and V-A mines).
- § 57.22209— Auxiliary fans (I-C mines).
- § 57.22210— In-line filters (I-C mines).
- § 57.22211— Air flow (I-A mines).
- § 57.22212— Air flow (I-C, II-A, and V-A mines).
- § 57.22213— Air flow (III mines).
- § 57.22214— Changes in ventilation (I-A, II-A, III, and V-A mines).
- § 57.22215— Separation of intake and return air (I-A, II-A, III, and V-A mines).
- § 57.22216— Separation of intake and return air (I-C mines).
- § 57.22217— Seals and stoppings (I-A, I-B, and I-C mines).
- § 57.22218— Seals and stoppings (III, V-A, and V-B mines).
- § 57.22219— Seals and stoppings (II-A mines).
- § 57.22220— Air passing unsealed areas (I-A, II-A, III, and V-A mines).
- § 57.22221— Overcast and undercast construction (I-A, II-A, III, and V-A mines).
- § 57.22222— Ventilation materials (I-A, I-B, I-C, II-A, III, V-A, and V-B mines).
- § 57.22223— Crosscuts before abandonment (III mines).
- § 57.22224— Auxiliary equipment stations (I-A and III mines).
- § 57.22225— Auxiliary equipment stations (I-C mines).
- § 57.22226— Testing for methane (IV mines).
- § 57.22227— Approved testing devices (I-A, I-B, I-C, II-A, II-B, III, IV, V-A, and V-B mines).
- § 57.22228— Preshift examination (I-A, I-C, II-A, III, and V-A mines).
- § 57.22229— Weekly testing (I-A, III, and V-A mines).
- § 57.22230— Weekly testing (II-A mines).
- § 57.22231— Actions at 0.25 percent methane (I-B, II-B, V-B, and VI mines).
- § 57.22232— Actions at 0.5 percent methane (I-B, II-A, II-B, IV, V-B, and VI mines).
- § 57.22233— Actions at 0.5 percent methane (I-C mines).
- § 57.22234— Actions at 1.0 percent methane (I-A, I-B, III, V-A, and V-B mines).
- § 57.22235— Actions at 1.0 percent methane (I-C, II-A, II-B, and IV mines).
- § 57.22236— Actions at 1.0 percent methane (VI mines).
- § 57.22237— Actions at 2.0 to 2.5 percent methane in bleeder systems (I-A and III mines).
- § 57.22238— Actions at 2.0 percent methane (I-B, II-B, V-B, and VI mines).
- § 57.22239— Actions at 2.0 percent methane (IV mines).
- § 57.22240— Actions at 2.0 percent methane (V-A mines).
- § 57.22241— Advance face boreholes (I-C mines).
- § 57.22301— Atmospheric monitoring systems (I-A, II-A, and V-A mines).
- § 57.22302— Approved equipment (I-A and V-A mines).
- § 57.22303— Approved equipment (I-C mines).
- § 57.22304— Approved equipment (II-A mines).
- § 57.22305— Approved equipment (III mines).
- § 57.22306— Methane monitors (I-A mines).
- § 57.22307— Methane monitors (II-A mines).
- § 57.22308— Methane monitors (III mines).
- § 57.22309— Methane monitors (V-A mines).
- § 57.22310— Electrical cables (I-C mines).
- § 57.22311— Electrical cables (II-A mines).
- § 57.22312— Distribution boxes (II-A and V-A mines).
- § 57.22313— Explosion-protection systems (I-C mines).
- § 57.22314— Flow-control devices (V-A and V-B mines).
- § 57.22315— Self-contained breathing apparatus (V-A mines).
- § 57.22401— Underground retorts (I-A and I-B mines).
- § 57.22501— Personal electric lamps (I-A, I-B, I-C, II-A, II-B, III, IV, V-A, and V-B mines).
- § 57.22601— Blasting from the surface (I-A mines).
- § 57.22602— Blasting from the surface (I-C mines).
- § 57.22603— Blasting from the surface (II-A mines).
- § 57.22604— Blasting from the surface (II-B mines).
- § 57.22605— Blasting from the surface (V-A mines).
- § 57.22606— Explosive materials and blasting units (III mines).
- § 57.22607— Blasting on shift (III mines).
- § 57.22608— Secondary blasting (I-A, II-A, and V-A mines).