PART 57--SAFETY AND HEALTH STANDARDS UNDERGROUND METAL AND NONMETAL MINES
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| SECTION SPLIT CITATION |
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| 57.0-1 57.12001 through END |
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This section has been split due to its size
Subpart
A--General
Section
57.1 Purpose and scope.
57.2 Definitions.
PROCEDURES
57.1000 Notification of commencement of operations and closing of mines.
Subpart B--Ground Control
57.3000 Definitions.
SCALING AND SUPPORT--SURFACE AND UNDERGROUND
57.3200 Correction of hazardous conditions.
57.3201 Location for performing scaling.
57.3202 Scaling tools.
57.3203 Rock fixtures.
SCALING AND SUPPORT--UNDERGROUND ONLY
57.3360 Ground support use.
PRECAUTIONS--SURFACE AND UNDERGROUND
57.3400 Secondary breakage.
57.3401 Examination of ground conditions.
PRECAUTIONS SURFACE--ONLY
57.3430 Activity between machinery or equipment and the highwall or bank.
PRECAUTIONS--UNDERGROUND ONLY
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.
PROHIBITIONS/PRECAUTIONS/HOUSEKEEPING
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.
FIREFIGHTING EQUIPMENT
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.
FIREFIGHTING PROCEDURES/ALARMS/DRILLS
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.
FLAMMABLE AND COMBUSTIBLE LIQUIDS AND GASES
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.
INSTALLATION/CONSTRUCTION/MAINTENANCE
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.
WELDING/CUTTING/COMPRESSED GASES
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.
VENTILATION CONTROL MEASURES
57.4760 Shaft mines.
57.4761 Underground shops.
APPENDIX I TO SUBPART C--NATIONAL CONSENSUS STANDARDS
Subpart D-- Air Quality, Radiation, Physical Agents, And Diesel Particulate Matter
AIR QUALITY--SURFACE AND UNDERGROUND
57.5001 Exposure limits for airborne contaminants.
57.5002 Exposure monitoring.
57.5005 Control of exposure to airborne contaminants.
57.5006 Restricted use of chemicals.
AIR QUALITY--UNDERGROUND ONLY
57.5015 Oxygen deficiency.
RADIATION--UNDERGROUND ONLY
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.
DIESEL PARTICULATE MATTER--UNDERGROUND ONLY
57.5060 Limit on concentration of diesel particulate matter.
57.5061 Compliance determinations.
57.5065 Fueling practices.
57.5066 Maintenance standards.
57.5067 Engines.
57.5070 Miner training.
57.5071 Environmental monitoring.
57.5075 Diesel particulate records.
Subpart E--Explosives
57.6000 Defintitions.
STORAGE--SURFACE AND UNDERGROUND
57.6100 Separation of stored explosive material.
57.6101 Area around explosive material storage facilities.
57.6102 Explosive material storage practices.
STORAGE--SURFACE ONLY
57.6130 Explosive material storage facilities.
57.6131 Location of explosive material storage facilities.
57.6132 Magazine requirements.
57.6133 Powder chests.
57.6140 Magazine location.
STORAGE--UNDERGROUND ONLY
57.6160 Main facilities.
57.6161 Auxiliary facilities.
TRANSPORTATION--SURFACE AND UNDERGROUND
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.
57.6220 Maintenance and operation of transport vehicles.
USE--SURFACE AND UNDERGROUND
57.6300 Control of blasting operations.
57.6301 Blasthole obstruction check.
57.6302 Explosive material protection.
57.6303 Initiation preparation.
57.6304 Primer protection.
57.6305 Unused explosive material.
57.6306 Loading and blasting.
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.
ELECTRIC BLASTING--SURFACE AND UNDERGROUND
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.
NONELECTRIC BLASTING--SURFACE AND UNDERGROUND
57.6500 Damaged initiating material.
57.6501 Nonelectric initiation systems.
57.6502 Safety fuse.
EXTRANEOUS ELECTRICITY--SURFACE AND UNDERGROUND
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.
EQUIPMENT/TOOLS--SURFACE AND UNDERGROUND
57.6700 Nonsparking tools.
57.6701 Tamping and loading pole requirements.
MAINTENANCE--SURFACE AND UNDERGROUND
57.6800 Storage facilities.
57.6801 Vehicle repair.
57.6802 Bulk delivery vehicles.
57.6803 Blasting lines.
GENERAL REQUIREMENTS--SURFACE AND UNDERGROUND
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.
GENERAL REQUIREMENTS--UNDERGROUND ONLY
57.6960 Mixing of explosive material.
APPENDIX I to Subpart E--MSHA Tables of
Distances
Subpart F--Drilling and Rotary Jet Piercing
DRILLING--SURFACE ONLY
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.
DRILLING--UNDERGROUND ONLY
57.7028 Hand clearance.
57.7032 Anchoring.
DRILLING--SURFACE AND UNDERGROUND
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.
ROTARY JET PIERCING--SURFACE ONLY
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
SURFACE AND UNDERGROUND
57.8518 Main and booster fans.
57.8519 Underground main fan controls.
UNDERGROUND ONLY
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
TRAFFIC SAFETY
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.
TRANSPORTATION OF PERSONS AND MATERIALS
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.
SAFETY DEVICES, PROVISIONS, AND PROCEDURES FOR ROADWAYS, RAILROADS, AND LOADING AND DUMPING SITES
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
TRAVELWAYS--SURFACE AND UNDERGROUND
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.
TRAVELWAYS--SURFACE ONLY
57.11025 Railed landings, backguards, and other protection for fixed ladders.
57.11026 Protection for inclined fixed ladders.
57.11027 Scaffolds and working platforms.
TRAVELWAYS--UNDERGROUND ONLY
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.
ESCAPEWAYS--UNDERGROUND ONLY
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.
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