30 CFR Part 57
PART 57—SAFETY AND HEALTH STANDARDS—UNDERGROUND METAL AND NONMETAL MINES
- PART 57—SAFETY AND HEALTH STANDARDS—UNDERGROUND METAL AND NONMETAL MINES
- Chapter I—Mine Safety and Health Administration, Department of Labor › Subchapter K—Metal and Nonmetal Mine Safety and Health
- Subpart A—General
- § 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 [Reserved]
- § 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 of Part 57—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.
- § 57.5001T 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.
- 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 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.
- Storage—Surface and Underground
- § 57.6100 Separation of stored explosive material.
- § 57.6101 Areas 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.
- 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.
- USE—SURFACE AND UNDERGROUND
- § 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.
- 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.
- 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.
- § 57.9160 Train movement during shift changes.
- 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.
- Subpart K—Electricity
- Surface and Underground
- § 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.
- Surface Only
- § 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.
- Underground Only
- § 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.
- Safety Devices and Maintenance Requirements
- § 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.
- Safety Practices and Operational Procedures
- § 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.
- Appendix I to Subpart M of Part 57—National Consensus Standards
- Subpart N—Personal Protection
- Surface and Underground
- § 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.
- Surface Only
- § 57.15020 Life jackets and belts.
- Underground Only
- § 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
- § 57.17001 Illumination of surface working areas.
- § 57.17010 Electric lamps.
- Subpart Q—Safety Programs
- Surface and Underground
- § 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.
- Surface Only
- § 57.18020 Working alone.
- Underground Only
- § 57.18025 Working alone.
- § 57.18028 Mine emergency and self-rescuer training.
- Subpart R—Personnel Hoisting
- § 57.19000 Application.
- Hoists
- § 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.
- Wire Ropes
- § 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.
- Headframes and Sheaves
- § 57.19035 Headframe design.
- § 57.19036 Headframe height.
- § 57.19037 Fleet angles.
- § 57.19038 Platforms around elevated head sheaves.
- Conveyances
- § 57.19045 Metal bonnets.
- § 57.19049 Hoisting persons in buckets.
- § 57.19050 Bucket requirements.
- § 57.19054 Rope guides.
- Hoisting Procedures
- § 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.
- Signaling
- § 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.
- Shafts
- § 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.
- Inspection and Maintenance
- § 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
- General
- § 57.22001 Scope.
- § 57.22002 Definitions.
- Mine Categorization
- § 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).
- Ventilation
- § 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).
- Equipment
- § 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).
- Underground Retorts
- § 57.22401 Underground retorts (I-A and I-B mines).
- Illumination
- § 57.22501 Personal electric lamps (I-A, I-B, I-C, II-A, II-B, III, IV, V-A, and V-B mines).
- Explosives
- § 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).
- Appendix I to Subpart T of Part 57—Standard Applicability by Category or Subcategory
- Subpart U—Safety Program for Surface Mobile Equipment
- § 57.23000 Purpose and scope.
- § 57.23001 Definitions.
- § 57.23002 Written safety program.
- § 57.23003 Requirements for written safety program.
- § 57.23004 Record and inspection.
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