Title 30

PART 75

Part 75 - Mandatory Safety Standards - Underground Coal Mines

PART 75 - MANDATORY SAFETY STANDARDS - UNDERGROUND COAL MINES Authority:30 U.S.C. 811, 813(h), 957. Source:35 FR 17890, Nov. 20, 1970, unless otherwise noted. Editorial Note:The provisions of this part marked [Statutory Provision] appear in Title III of the Federal Coal Mine Health and Safety Act of 1969.

30:1.0.1.12.37.1SUBPART A
Subpart A - General
30:1.0.1.12.37.1.215.1SECTION 75.1
   75.1 Scope.
30:1.0.1.12.37.1.215.2SECTION 75.2
   75.2 Definitions.
30:1.0.1.12.37.2SUBPART B
Subpart B - Qualified and Certified Persons
30:1.0.1.12.37.2.215SUBJGRP 215
   [Statutory Provision]
30:1.0.1.12.37.2.215.1SECTION 75.100
   75.100 Certified person.
30:1.0.1.12.37.2.215.2SECTION 75.150
   75.150 Tests for methane and for oxygen deficiency; qualified person.
30:1.0.1.12.37.2.215.3SECTION 75.151
   75.151 Tests for methane; qualified person; additional requirement.
30:1.0.1.12.37.2.215.4SECTION 75.152
   75.152 Tests of air flow; qualified person.
30:1.0.1.12.37.2.215.5SECTION 75.153
   75.153 Electrical work; qualified person.
30:1.0.1.12.37.2.215.6SECTION 75.154
   75.154 Repair of energized surface high voltage lines; qualified person.
30:1.0.1.12.37.2.215.7SECTION 75.155
   75.155 Qualified hoisting engineer; qualifications.
30:1.0.1.12.37.2.215.8SECTION 75.156
   75.156 AMS operator, qualifications.
30:1.0.1.12.37.2.215.9SECTION 75.159
   75.159 Records of certified and qualified persons.
30:1.0.1.12.37.2.215.10SECTION 75.160
   75.160 Training programs.
30:1.0.1.12.37.2.215.11SECTION 75.161
   75.161 Plans for training programs.
30:1.0.1.12.37.3SUBPART C
Subpart C - Roof Support
30:1.0.1.12.37.3.216.1SECTION 75.200
   75.200 Scope.
30:1.0.1.12.37.3.216.2SECTION 75.201
   75.201 Definitions.
30:1.0.1.12.37.3.216.3SECTION 75.202
   75.202 Protection from falls of roof, face and ribs.
30:1.0.1.12.37.3.216.4SECTION 75.203
   75.203 Mining methods.
30:1.0.1.12.37.3.216.5SECTION 75.204
   75.204 Roof bolting.
30:1.0.1.12.37.3.216.6SECTION 75.205
   75.205 Installation of roof support using mining machines with integral roof bolters.
30:1.0.1.12.37.3.216.7SECTION 75.206
   75.206 Conventional roof support.
30:1.0.1.12.37.3.216.8SECTION 75.207
   75.207 Pillar recovery.
30:1.0.1.12.37.3.216.9SECTION 75.208
   75.208 Warning devices.
30:1.0.1.12.37.3.216.10SECTION 75.209
   75.209 Automated Temporary Roof Support (ATRS) systems.
30:1.0.1.12.37.3.216.11SECTION 75.210
   75.210 Manual installation of temporary support.
30:1.0.1.12.37.3.216.12SECTION 75.211
   75.211 Roof testing and scaling.
30:1.0.1.12.37.3.216.13SECTION 75.212
   75.212 Rehabilitation of areas with unsupported roof.
30:1.0.1.12.37.3.216.14SECTION 75.213
   75.213 Roof support removal.
30:1.0.1.12.37.3.216.15SECTION 75.214
   75.214 Supplemental support materials, equipment and tools.
30:1.0.1.12.37.3.216.16SECTION 75.215
   75.215 Longwall mining systems.
30:1.0.1.12.37.3.216.17SECTION 75.220
   75.220 Roof control plan.
30:1.0.1.12.37.3.216.18SECTION 75.221
   75.221 Roof control plan information.
30:1.0.1.12.37.3.216.19SECTION 75.222
   75.222 Roof control plan-approval criteria.
30:1.0.1.12.37.3.216.20SECTION 75.223
   75.223 Evaluation and revision of roof control plan.
30:1.0.1.12.37.4SUBPART D
Subpart D - Ventilation
30:1.0.1.12.37.4.216.1SECTION 75.300
   75.300 Scope.
30:1.0.1.12.37.4.216.2SECTION 75.301
   75.301 Definitions.
30:1.0.1.12.37.4.216.3SECTION 75.302
   75.302 Main mine fans.
30:1.0.1.12.37.4.216.4SECTION 75.310
   75.310 Installation of main mine fans.
30:1.0.1.12.37.4.216.5SECTION 75.311
   75.311 Main mine fan operation.
30:1.0.1.12.37.4.216.6SECTION 75.312
   75.312 Main mine fan examinations and records.
30:1.0.1.12.37.4.216.7SECTION 75.313
   75.313 Main mine fan stoppage with persons underground.
30:1.0.1.12.37.4.216.8SECTION 75.320
   75.320 Air quality detectors and measurement devices.
30:1.0.1.12.37.4.216.9SECTION 75.321
   75.321 Air quality.
30:1.0.1.12.37.4.216.10SECTION 75.322
   75.322 Harmful quantities of noxious gases.
30:1.0.1.12.37.4.216.11SECTION 75.323
   75.323 Actions for excessive methane.
30:1.0.1.12.37.4.216.12SECTION 75.324
   75.324 Intentional changes in the ventilation system.
30:1.0.1.12.37.4.216.13SECTION 75.325
   75.325 Air quantity.
30:1.0.1.12.37.4.216.14SECTION 75.326
   75.326 Mean entry air velocity.
30:1.0.1.12.37.4.216.15SECTION 75.327
   75.327 Air courses and trolley haulage systems.
30:1.0.1.12.37.4.216.16SECTION 75.330
   75.330 Face ventilation control devices.
30:1.0.1.12.37.4.216.17SECTION 75.331
   75.331 Auxiliary fans and tubing.
30:1.0.1.12.37.4.216.18SECTION 75.332
   75.332 Working sections and working places.
30:1.0.1.12.37.4.216.19SECTION 75.333
   75.333 Ventilation controls.
30:1.0.1.12.37.4.216.20SECTION 75.334
   75.334 Worked-out areas and areas where pillars are being recovered.
30:1.0.1.12.37.4.216.21SECTION 75.335
   75.335 Seal strengths, design applications, and installation.
30:1.0.1.12.37.4.216.22SECTION 75.336
   75.336 Sampling and monitoring requirements.
30:1.0.1.12.37.4.216.23SECTION 75.337
   75.337 Construction and repair of seals.
30:1.0.1.12.37.4.216.24SECTION 75.338
   75.338 Training.
30:1.0.1.12.37.4.216.25SECTION 75.339
   75.339 Seals records.
30:1.0.1.12.37.4.216.26SECTION 75.340
   75.340 Underground electrical installations.
30:1.0.1.12.37.4.216.27SECTION 75.341
   75.341 Direct-fired intake air heaters.
30:1.0.1.12.37.4.216.28SECTION 75.342
   75.342 Methane monitors.
30:1.0.1.12.37.4.216.29SECTION 75.343
   75.343 Underground shops.
30:1.0.1.12.37.4.216.30SECTION 75.344
   75.344 Compressors.
30:1.0.1.12.37.4.216.31SECTION 75.350
   75.350 Belt air course ventilation.
30:1.0.1.12.37.4.216.32SECTION 75.351
   75.351 Atmospheric monitoring systems.
30:1.0.1.12.37.4.216.33SECTION 75.352
   75.352 Actions in response to AMS malfunction, alert, or alarm signals.
30:1.0.1.12.37.4.216.34SECTION 75.360
   75.360 Preshift examination at fixed intervals.
30:1.0.1.12.37.4.216.35SECTION 75.361
   75.361 Supplemental examination.
30:1.0.1.12.37.4.216.36SECTION 75.362
   75.362 On-shift examination.
30:1.0.1.12.37.4.216.37SECTION 75.363
   75.363 Hazardous conditions and violations of mandatory health or safety standards; posting, correcting, and recording.
30:1.0.1.12.37.4.216.38SECTION 75.364
   75.364 Weekly examination.
30:1.0.1.12.37.4.216.39SECTION 75.370
   75.370 Mine ventilation plan; submission and approval.
30:1.0.1.12.37.4.216.40SECTION 75.371
   75.371 Mine ventilation plan; contents.
30:1.0.1.12.37.4.216.41SECTION 75.372
   75.372 Mine ventilation map.
30:1.0.1.12.37.4.216.42SECTION 75.373
   75.373 Reopening mines.
30:1.0.1.12.37.4.216.43SECTION 75.380
   75.380 Escapeways; bituminous and lignite mines.
30:1.0.1.12.37.4.216.44SECTION 75.381
   75.381 Escapeways; anthracite mines.
30:1.0.1.12.37.4.216.45SECTION 75.382
   75.382 Mechanical escape facilities.
30:1.0.1.12.37.4.216.46SECTION 75.384
   75.384 Longwall and shortwall travelways.
30:1.0.1.12.37.4.216.47SECTION 75.385
   75.385 Opening new mines.
30:1.0.1.12.37.4.216.48SECTION 75.386
   75.386 Final mining of pillars.
30:1.0.1.12.37.4.216.49SECTION 75.388
   75.388 Boreholes in advance of mining.
30:1.0.1.12.37.4.216.50SECTION 75.389
   75.389 Mining into inaccessible areas.
30:1.0.1.12.37.5SUBPART E
Subpart E - Combustible Materials and Rock Dusting
30:1.0.1.12.37.5.216.1SECTION 75.400
   75.400 Accumulation of combustible materials.
30:1.0.1.12.37.5.216.2SECTION 75.400-1
   75.400-1 Definitions.
30:1.0.1.12.37.5.216.3SECTION 75.400-2
   75.400-2 Cleanup program.
30:1.0.1.12.37.5.216.4SECTION 75.401
   75.401 Abatement of dust; water or water with a wetting agent.
30:1.0.1.12.37.5.216.5SECTION 75.401-1
   75.401-1 Excessive amounts of dust.
30:1.0.1.12.37.5.216.6SECTION 75.402
   75.402 Rock dusting.
30:1.0.1.12.37.5.216.7SECTION 75.402-1
   75.402-1 Definition.
30:1.0.1.12.37.5.216.8SECTION 75.402-2
   75.402-2 Exceptions.
30:1.0.1.12.37.5.216.9SECTION 75.403
   75.403 Maintenance of incombustible content of rock dust.
30:1.0.1.12.37.5.216.10SECTION 75.403-1
   75.403-1 Incombustible content.
30:1.0.1.12.37.5.216.11SECTION 75.404
   75.404 Exemption of anthracite mines.
30:1.0.1.12.37.6SUBPART F
Subpart F - Electrical Equipment - General
30:1.0.1.12.37.6.216.1SECTION 75.500
   75.500 Permissible electric equipment.
30:1.0.1.12.37.6.216.2SECTION 75.500-1
   75.500-1 Other low horsepower electric face equipment.
30:1.0.1.12.37.6.216.3SECTION 75.501
   75.501 Permissible electric face equipment; coal seams above water table.
30:1.0.1.12.37.6.216.4SECTION 75.501-1
   75.501-1 Coal seams above the water table.
30:1.0.1.12.37.6.216.5SECTION 75.501-2
   75.501-2 Permissible electric face equipment.
30:1.0.1.12.37.6.216.6SECTION 75.501-3
   75.501-3 New openings; mines above water table and never classed gassy.
30:1.0.1.12.37.6.216.7SECTION 75.502
   75.502 Permits for noncompliance.
30:1.0.1.12.37.6.216.8SECTION 75.503
   75.503 Permissible electric face equipment; maintenance.
30:1.0.1.12.37.6.216.9SECTION 75.503-1
   75.503-1 Statement listing all electric face equipment.
30:1.0.1.12.37.6.216.10SECTION 75.504
   75.504 Permissibility of new, replacement, used, reconditioned, additional, and rebuilt electric face equipment.
30:1.0.1.12.37.6.216.11SECTION 75.505
   75.505 Mines classed gassy; use and maintenance of permissible electric face equipment.
30:1.0.1.12.37.6.216.12SECTION 75.506
   75.506 Electric face equipment; requirements for permissibility.
30:1.0.1.12.37.6.216.13SECTION 75.506-1
   75.506-1 Electric face equipment; permissible condition; maintenance requirements.
30:1.0.1.12.37.6.216.14SECTION 75.507
   75.507 Power connection points.
30:1.0.1.12.37.6.216.15SECTION 75.507-1
   75.507-1 Electric equipment other than power-connection points; outby the last open crosscut; return air; permissibility requirements.
30:1.0.1.12.37.6.216.16SECTION 75.508
   75.508 Map of electrical system.
30:1.0.1.12.37.6.216.17SECTION 75.508-1
   75.508-1 Mine tracks.
30:1.0.1.12.37.6.216.18SECTION 75.508-2
   75.508-2 Changes in electric system map; recording.
30:1.0.1.12.37.6.216.19SECTION 75.509
   75.509 Electric power circuit and electric equipment; deenergization.
30:1.0.1.12.37.6.216.20SECTION 75.510
   75.510 Energized trolley wires; repair.
30:1.0.1.12.37.6.216.21SECTION 75.510-1
   75.510-1 Repair of energized trolley wires; training.
30:1.0.1.12.37.6.216.22SECTION 75.511
   75.511 Low-, medium-, or high-voltage distribution circuits and equipment; repair.
30:1.0.1.12.37.6.216.23SECTION 75.511-1
   75.511-1 Qualified person.
30:1.0.1.12.37.6.216.24SECTION 75.512
   75.512 Electric equipment; examination, testing and maintenance.
30:1.0.1.12.37.6.216.25SECTION 75.512-1
   75.512-1 Qualified person.
30:1.0.1.12.37.6.216.26SECTION 75.512-2
   75.512-2 Frequency of examinations.
30:1.0.1.12.37.6.216.27SECTION 75.513
   75.513 Electric conductor; capacity and insulation.
30:1.0.1.12.37.6.216.28SECTION 75.513-1
   75.513-1 Electric conductor; size.
30:1.0.1.12.37.6.216.29SECTION 75.514
   75.514 Electrical connections or splices; suitability.
30:1.0.1.12.37.6.216.30SECTION 75.515
   75.515 Cable fittings; suitability.
30:1.0.1.12.37.6.216.31SECTION 75.516
   75.516 Power wires; support.
30:1.0.1.12.37.6.216.32SECTION 75.516-1
   75.516-1 Installed insulators.
30:1.0.1.12.37.6.216.33SECTION 75.516-2
   75.516-2 Communication wires and cables; installation; insulation; support.
30:1.0.1.12.37.6.216.34SECTION 75.517
   75.517 Power wires and cables; insulation and protection.
30:1.0.1.12.37.6.216.35SECTION 75.517-1
   75.517-1 Power wires and cables; insulation and protection.
30:1.0.1.12.37.6.216.36SECTION 75.517-2
   75.517-2 Plans for insulation of existing bare power wires and cables.
30:1.0.1.12.37.6.216.37SECTION 75.518
   75.518 Electric equipment and circuits; overload and short circuit protection.
30:1.0.1.12.37.6.216.38SECTION 75.518-1
   75.518-1 Electric equipment and circuits; overload and short circuit protection; minimum requirements.
30:1.0.1.12.37.6.216.39SECTION 75.518-2
   75.518-2 Incandescent lamps, overload and short circuit protection.
30:1.0.1.12.37.6.216.40SECTION 75.519
   75.519 Main power circuits; disconnecting switches.
30:1.0.1.12.37.6.216.41SECTION 75.519-1
   75.519-1 Main power circuits; disconnecting switches; locations.
30:1.0.1.12.37.6.216.42SECTION 75.520
   75.520 Electric equipment; switches.
30:1.0.1.12.37.6.216.43SECTION 75.521
   75.521 Lightning arresters; ungrounded and exposed power conductors and telephone wires.
30:1.0.1.12.37.6.216.44SECTION 75.522
   75.522 Lighting devices.
30:1.0.1.12.37.6.216.45SECTION 75.522-1
   75.522-1 Incandescent and fluorescent lamps.
30:1.0.1.12.37.6.216.46SECTION 75.523
   75.523 Electric face equipment; deenergization.
30:1.0.1.12.37.6.216.47SECTION 75.523-1
   75.523-1 Deenergization of self-propelled electric face equipment installation requirements.
30:1.0.1.12.37.6.216.48SECTION 75.523-2
   75.523-2 Deenergization of self-propelled electric face equipment; performance requirements.
30:1.0.1.12.37.6.216.49SECTION 75.523-3
   75.523-3 Automatic emergency-parking brakes.
30:1.0.1.12.37.6.216.50SECTION 75.524
   75.524 Electric face equipment; electric equipment used in return air outby the last open crosscut; maximum level of alternating or direct electric current between frames of equipment.
30:1.0.1.12.37.6.216.51.13APPENDIX Appendix A
   Appendix A to Subpart F of Part 75 - List of Permissible Electric Face Equipment Approved by the Bureau of Mines Prior to May 23, 1936
30:1.0.1.12.37.7SUBPART G
Subpart G - Trailing Cables
30:1.0.1.12.37.7.216.1SECTION 75.600
   75.600 Trailing cables; flame resistance.
30:1.0.1.12.37.7.216.2SECTION 75.600-1
   75.600-1 Approved cables; flame resistance.
30:1.0.1.12.37.7.216.3SECTION 75.601
   75.601 Short circuit protection of trailing cables.
30:1.0.1.12.37.7.216.4SECTION 75.601-1
   75.601-1 Short circuit protection; ratings and settings of circuit breakers.
30:1.0.1.12.37.7.216.5SECTION 75.601-2
   75.601-2 Short circuit protection; use of fuses; approval by the Secretary.
30:1.0.1.12.37.7.216.6SECTION 75.601-3
   75.601-3 Short circuit protection; dual element fuses; current ratings; maximum values.
30:1.0.1.12.37.7.216.7SECTION 75.602
   75.602 Trailing cable junctions.
30:1.0.1.12.37.7.216.8SECTION 75.603
   75.603 Temporary splice of trailing cable.
30:1.0.1.12.37.7.216.9SECTION 75.604
   75.604 Permanent splicing of trailing cables.
30:1.0.1.12.37.7.216.10SECTION 75.605
   75.605 Clamping of trailing cables to equipment.
30:1.0.1.12.37.7.216.11SECTION 75.606
   75.606 Protection of trailing cables.
30:1.0.1.12.37.7.216.12SECTION 75.607
   75.607 Breaking trailing cable and power cable connections.
30:1.0.1.12.37.8SUBPART H
Subpart H - Grounding
30:1.0.1.12.37.8.216.1SECTION 75.700
   75.700 Grounding metallic sheaths, armors, and conduits enclosing power conductors.
30:1.0.1.12.37.8.216.2SECTION 75.700-1
   75.700-1 Approved methods of grounding.
30:1.0.1.12.37.8.216.3SECTION 75.701
   75.701 Grounding metallic frames, casings, and other enclosures of electric equipment.
30:1.0.1.12.37.8.216.4SECTION 75.701-1
   75.701-1 Approved methods of grounding of equipment receiving power from ungrounded alternating current power systems.
30:1.0.1.12.37.8.216.5SECTION 75.701-2
   75.701-2 Approved method of grounding metallic frames, casings and other enclosures receiving power from single-phase 110-220-volt circuit.
30:1.0.1.12.37.8.216.6SECTION 75.701-3
   75.701-3 Approved methods of grounding metallic frames, casings and other enclosures of electric equipment receiving power from direct current power systems with one polarity grounded.
30:1.0.1.12.37.8.216.7SECTION 75.701-4
   75.701-4 Grounding wires; capacity of wires.
30:1.0.1.12.37.8.216.8SECTION 75.701-5
   75.701-5 Use of grounding connectors.
30:1.0.1.12.37.8.216.9SECTION 75.702
   75.702 Protection other than grounding.
30:1.0.1.12.37.8.216.10SECTION 75.702-1
   75.702-1 Protection other than grounding; approved by an authorized representative of the Secretary.
30:1.0.1.12.37.8.216.11SECTION 75.703
   75.703 Grounding offtrack direct-current machines and the enclosures of related detached components.
30:1.0.1.12.37.8.216.12SECTION 75.703-1
   75.703-1 Approved method of grounding.
30:1.0.1.12.37.8.216.13SECTION 75.703-2
   75.703-2 Approved grounding mediums.
30:1.0.1.12.37.8.216.14SECTION 75.703-3
   75.703-3 Approved methods of grounding offtrack mobile, portable and stationary direct-current machines.
30:1.0.1.12.37.8.216.15SECTION 75.703-4
   75.703-4 Other methods of protecting offtrack direct-current equipment; approved by an authorized representative of the Secretary.
30:1.0.1.12.37.8.216.16SECTION 75.704
   75.704 Grounding frames of stationary high-voltage equipment receiving power from ungrounded delta systems.
30:1.0.1.12.37.8.216.17SECTION 75.704-1
   75.704-1 Approved methods of grounding.
30:1.0.1.12.37.8.216.18SECTION 75.705
   75.705 Work on high-voltage lines; deenergizing and grounding.
30:1.0.1.12.37.8.216.19SECTION 75.705-1
   75.705-1 Work on high-voltage lines.
30:1.0.1.12.37.8.216.20SECTION 75.705-2
   75.705-2 Repairs to energized surface high-voltage lines.
30:1.0.1.12.37.8.216.21SECTION 75.705-3
   75.705-3 Work on energized high-voltage surface lines; reporting.
30:1.0.1.12.37.8.216.22SECTION 75.705-4
   75.705-4 Simultaneous repairs.
30:1.0.1.12.37.8.216.23SECTION 75.705-5
   75.705-5 Installation of protective equipment.
30:1.0.1.12.37.8.216.24SECTION 75.705-6
   75.705-6 Protective clothing; use and inspection.
30:1.0.1.12.37.8.216.25SECTION 75.705-7
   75.705-7 Protective equipment; inspection.
30:1.0.1.12.37.8.216.26SECTION 75.705-8
   75.705-8 Protective equipment; testing and storage.
30:1.0.1.12.37.8.216.27SECTION 75.705-9
   75.705-9 Operating disconnecting or cutout switches.
30:1.0.1.12.37.8.216.28SECTION 75.705-10
   75.705-10 Tying into energized high-voltage surface circuits.
30:1.0.1.12.37.8.216.29SECTION 75.705-11
   75.705-11 Use of grounded messenger wires; ungrounded systems.
30:1.0.1.12.37.8.216.30SECTION 75.706
   75.706 Deenergized underground power circuits; idle days - idle shifts.
30:1.0.1.12.37.9SUBPART I
Subpart I - Underground High-Voltage Distribution
30:1.0.1.12.37.9.216SUBJGRP 216
   High-Voltage Longwalls
30:1.0.1.12.37.9.216.1SECTION 75.800
   75.800 High-voltage circuits; circuit breakers.
30:1.0.1.12.37.9.216.2SECTION 75.800-1
   75.800-1 Circuit breakers; location.
30:1.0.1.12.37.9.216.3SECTION 75.800-2
   75.800-2 Approved circuit schemes.
30:1.0.1.12.37.9.216.4SECTION 75.800-3
   75.800-3 Testing, examination and maintenance of circuit breakers; procedures.
30:1.0.1.12.37.9.216.5SECTION 75.800-4
   75.800-4 Testing, examination, and maintenance of circuit breakers; record.
30:1.0.1.12.37.9.216.6SECTION 75.801
   75.801 Grounding resistors.
30:1.0.1.12.37.9.216.7SECTION 75.802
   75.802 Protection of high-voltage circuits extending underground.
30:1.0.1.12.37.9.216.8SECTION 75.803
   75.803 Fail safe ground check circuits on high-voltage resistance grounded systems.
30:1.0.1.12.37.9.216.9SECTION 75.803-1
   75.803-1 Maximum voltage ground check circuits.
30:1.0.1.12.37.9.216.10SECTION 75.803-2
   75.803-2 Ground check systems not employing pilot check wires; approval by the Secretary.
30:1.0.1.12.37.9.216.11SECTION 75.804
   75.804 Underground high-voltage cables.
30:1.0.1.12.37.9.216.12SECTION 75.805
   75.805 Couplers.
30:1.0.1.12.37.9.216.13SECTION 75.806
   75.806 Connection of single-phase loads.
30:1.0.1.12.37.9.216.14SECTION 75.807
   75.807 Installation of high-voltage transmission cables.
30:1.0.1.12.37.9.216.15SECTION 75.808
   75.808 Disconnecting devices.
30:1.0.1.12.37.9.216.16SECTION 75.809
   75.809 Identification of circuit breakers and disconnecting switches.
30:1.0.1.12.37.9.216.17SECTION 75.810
   75.810 High-voltage trailing cables; splices.
30:1.0.1.12.37.9.216.18SECTION 75.811
   75.811 High-voltage underground equipment; grounding.
30:1.0.1.12.37.9.216.19SECTION 75.812
   75.812 Movement of high-voltage power centers and portable transformers; permit.
30:1.0.1.12.37.9.216.20SECTION 75.812-1
   75.812-1 Qualified person.
30:1.0.1.12.37.9.216.21SECTION 75.812-2
   75.812-2 High-voltage power centers and transformers; record of examination.
30:1.0.1.12.37.9.216.22SECTION 75.813
   75.813 High-voltage longwalls; scope.
30:1.0.1.12.37.9.216.23SECTION 75.814
   75.814 Electrical protection.
30:1.0.1.12.37.9.216.24SECTION 75.815
   75.815 Disconnect devices.
30:1.0.1.12.37.9.216.25SECTION 75.816
   75.816 Guarding of cables.
30:1.0.1.12.37.9.216.26SECTION 75.817
   75.817 Cable handling and support systems.
30:1.0.1.12.37.9.216.27SECTION 75.818
   75.818 Use of insulated cable handling equipment.
30:1.0.1.12.37.9.216.28SECTION 75.819
   75.819 Motor-starter enclosures; barriers and interlocks.
30:1.0.1.12.37.9.216.29SECTION 75.820
   75.820 Electrical work; troubleshooting and testing.
30:1.0.1.12.37.9.216.30SECTION 75.821
   75.821 Testing, examination and maintenance.
30:1.0.1.12.37.9.216.31SECTION 75.822
   75.822 Underground high-voltage longwall cables.
30:1.0.1.12.37.9.216.32SECTION 75.823
   75.823 Scope.
30:1.0.1.12.37.9.216.33SECTION 75.824
   75.824 Electrical protection.
30:1.0.1.12.37.9.216.34SECTION 75.825
   75.825 Power centers.
30:1.0.1.12.37.9.216.35SECTION 75.826
   75.826 High-voltage trailing cables.
30:1.0.1.12.37.9.216.36SECTION 75.827
   75.827 Guarding of trailing cables.
30:1.0.1.12.37.9.216.37SECTION 75.828
   75.828 Trailing cable pulling.
30:1.0.1.12.37.9.216.38SECTION 75.829
   75.829 Tramming continuous mining machines in and out of the mine and from section to section.
30:1.0.1.12.37.9.216.39SECTION 75.830
   75.830 Splicing and repair of trailing cables.
30:1.0.1.12.37.9.216.40SECTION 75.831
   75.831 Electrical work; troubleshooting and testing.
30:1.0.1.12.37.9.216.41SECTION 75.832
   75.832 Frequency of examinations; recordkeeping.
30:1.0.1.12.37.9.216.42SECTION 75.833
   75.833 Handling high-voltage trailing cables.
30:1.0.1.12.37.9.216.43SECTION 75.834
   75.834 Training.
30:1.0.1.12.37.9.217.44.14APPENDIX Appendix A
   Appendix A to Subpart I of Part 75 - Diagrams of Inby and Outby Switching
30:1.0.1.12.37.10SUBPART J
Subpart J - Underground Low- and Medium-Voltage Alternating Current Circuits
30:1.0.1.12.37.10.217.1SECTION 75.900
   75.900 Low- and medium-voltage circuits serving three-phase alternating current equipment; circuit breakers.
30:1.0.1.12.37.10.217.2SECTION 75.900-1
   75.900-1 Circuit breakers; location.
30:1.0.1.12.37.10.217.3SECTION 75.900-2
   75.900-2 Approved circuit schemes.
30:1.0.1.12.37.10.217.4SECTION 75.900-3
   75.900-3 Testing, examination, and maintenance of circuit breakers; procedures.
30:1.0.1.12.37.10.217.5SECTION 75.900-4
   75.900-4 Testing, examination, and maintenance of circuit breakers; record.
30:1.0.1.12.37.10.217.6SECTION 75.901
   75.901 Protection of low- and medium-voltage three-phase circuits used underground.
30:1.0.1.12.37.10.217.7SECTION 75.902
   75.902 Low- and medium-voltage ground check monitor circuits.
30:1.0.1.12.37.10.217.8SECTION 75.902-1
   75.902-1 Maximum voltage ground check circuits.
30:1.0.1.12.37.10.217.9SECTION 75.902-2
   75.902-2 Approved ground check systems not employing pilot check wires.
30:1.0.1.12.37.10.217.10SECTION 75.902-4
   75.902-4 Attachment of ground conductors and ground check wires to equipment frames; use of separate connections.
30:1.0.1.12.37.10.217.11SECTION 75.903
   75.903 Disconnecting devices.
30:1.0.1.12.37.10.217.12SECTION 75.904
   75.904 Identification of circuit breakers.
30:1.0.1.12.37.10.217.13SECTION 75.905
   75.905 Connection of single-phase loads.
30:1.0.1.12.37.10.217.14SECTION 75.906
   75.906 Trailing cables for mobile equipment, ground wires, and ground check wires.
30:1.0.1.12.37.10.217.15SECTION 75.907
   75.907 Design of trailing cables for medium-voltage circuits.
30:1.0.1.12.37.10.217.16.15APPENDIX Appendix A
   Appendix A to Subpart J of Part 75
30:1.0.1.12.37.11SUBPART K
Subpart K - Trolley Wires and Trolley Feeder Wires
30:1.0.1.12.37.11.217.1SECTION 75.1000
   75.1000 Cutout switches.
30:1.0.1.12.37.11.217.2SECTION 75.1001
   75.1001 Overcurrent protection.
30:1.0.1.12.37.11.217.3SECTION 75.1001-1
   75.1001-1 Devices for overcurrent protection; testing and calibration requirements; records.
30:1.0.1.12.37.11.217.4SECTION 75.1002
   75.1002 Installation of electric equipment and conductors; permissibility.
30:1.0.1.12.37.11.217.5SECTION 75.1003
   75.1003 Insulation of trolley wires, trolley feeder wires and bare signal wires; guarding of trolley wires and trolley feeder wires.
30:1.0.1.12.37.11.217.6SECTION 75.1003-1
   75.1003-1 Other requirements for guarding of trolley wires and trolley feeder wires.
30:1.0.1.12.37.11.217.7SECTION 75.1003-2
   75.1003-2 Requirements for movement of off-track mining equipment in areas of active workings where energized trolley wires or trolley feeder wires are present; pre-movement requirements; certified and qualified persons.
30:1.0.1.12.37.12SUBPART L
Subpart L - Fire Protection
30:1.0.1.12.37.12.217SUBJGRP 217
   Fire Suppression Devices and Fire-Resistant Hydraulic Fluids on Underground Equipment
30:1.0.1.12.37.12.217.1SECTION 75.1100
   75.1100 Requirements.
30:1.0.1.12.37.12.217.2SECTION 75.1100-1
   75.1100-1 Type and quality of firefighting equipment.
30:1.0.1.12.37.12.217.3SECTION 75.1100-2
   75.1100-2 Quantity and location of firefighting equipment.
30:1.0.1.12.37.12.217.4SECTION 75.1100-3
   75.1100-3 Condition and examination of firefighting equipment.
30:1.0.1.12.37.12.217.5SECTION 75.1101
   75.1101 Deluge-type water sprays, foam generators; main and secondary belt-conveyor drives.
30:1.0.1.12.37.12.217.6SECTION 75.1101-1
   75.1101-1 Deluge-type water spray systems.
30:1.0.1.12.37.12.217.7SECTION 75.1101-2
   75.1101-2 Installation of deluge-type sprays.
30:1.0.1.12.37.12.217.8SECTION 75.1101-3
   75.1101-3 Water requirements.
30:1.0.1.12.37.12.217.9SECTION 75.1101-4
   75.1101-4 Branch lines.
30:1.0.1.12.37.12.217.10SECTION 75.1101-5
   75.1101-5 Installation of foam generator systems.
30:1.0.1.12.37.12.217.11SECTION 75.1101-6
   75.1101-6 Water sprinkler systems; general.
30:1.0.1.12.37.12.217.12SECTION 75.1101-7
   75.1101-7 Installation of water sprinkler systems; requirements.
30:1.0.1.12.37.12.217.13SECTION 75.1101-8
   75.1101-8 Water sprinkler systems; arrangement of sprinklers.
30:1.0.1.12.37.12.217.14SECTION 75.1101-9
   75.1101-9 Back-up water system.
30:1.0.1.12.37.12.217.15SECTION 75.1101-10
   75.1101-10 Water sprinkler systems; fire warning devices at belt drives.
30:1.0.1.12.37.12.217.16SECTION 75.1101-11
   75.1101-11 Inspection of water sprinkler systems.
30:1.0.1.12.37.12.217.17SECTION 75.1101-12
   75.1101-12 Equivalent dry-pipe system.
30:1.0.1.12.37.12.217.18SECTION 75.1101-13
   75.1101-13 Dry powder chemical systems; general.
30:1.0.1.12.37.12.217.19SECTION 75.1101-14
   75.1101-14 Installation of dry powder chemical systems.
30:1.0.1.12.37.12.217.20SECTION 75.1101-15
   75.1101-15 Construction of dry powder chemical systems.
30:1.0.1.12.37.12.217.21SECTION 75.1101-16
   75.1101-16 Dry powder chemical systems; sensing and fire-suppression devices.
30:1.0.1.12.37.12.217.22SECTION 75.1101-17
   75.1101-17 Sealing of dry powder chemical systems.
30:1.0.1.12.37.12.217.23SECTION 75.1101-18
   75.1101-18 Dry powder requirements.
30:1.0.1.12.37.12.217.24SECTION 75.1101-19
   75.1101-19 Nozzles; flow rate and direction.
30:1.0.1.12.37.12.217.25SECTION 75.1101-20
   75.1101-20 Safeguards for dry powder chemical systems.
30:1.0.1.12.37.12.217.26SECTION 75.1101-21
   75.1101-21 Back-up water system.
30:1.0.1.12.37.12.217.27SECTION 75.1101-22
   75.1101-22 Inspection of dry powder chemical systems.
30:1.0.1.12.37.12.217.28SECTION 75.1102
   75.1102 Slippage and sequence switches.
30:1.0.1.12.37.12.217.29SECTION 75.1103
   75.1103 Automatic fire warning devices.
30:1.0.1.12.37.12.217.30SECTION 75.1103-1
   75.1103-1 Automatic fire sensors.
30:1.0.1.12.37.12.217.31SECTION 75.1103-2
   75.1103-2 Automatic fire sensors; approved components; installation requirements.
30:1.0.1.12.37.12.217.32SECTION 75.1103-3
   75.1103-3 Automatic fire sensor and warning device systems; minimum requirements; general.
30:1.0.1.12.37.12.217.33SECTION 75.1103-4
   75.1103-4 Automatic fire sensor and warning device systems; installation; minimum requirements.
30:1.0.1.12.37.12.217.34SECTION 75.1103-5
   75.1103-5 Automatic fire warning devices; actions and response.
30:1.0.1.12.37.12.217.35SECTION 75.1103-6
   75.1103-6 Automatic fire sensors; actuation of fire suppression systems.
30:1.0.1.12.37.12.217.36SECTION 75.1103-7
   75.1103-7 Electrical components; permissibility requirements.
30:1.0.1.12.37.12.217.37SECTION 75.1103-8
   75.1103-8 Automatic fire sensor and warning device systems; examination and test requirements.
30:1.0.1.12.37.12.217.38SECTION 75.1103-9
   75.1103-9 Minimum requirements; fire suppression materials and location; maintenance of entries and crosscuts; access doors; communications; fire crews; high-expansion foam devices.
30:1.0.1.12.37.12.217.39SECTION 75.1103-10
   75.1103-10 Fire suppression systems; additional requirements.
30:1.0.1.12.37.12.217.40SECTION 75.1103-11
   75.1103-11 Tests of fire hydrants and fire hose; record of tests.
30:1.0.1.12.37.12.217.41SECTION 75.1104
   75.1104 Underground storage, lubricating oil and grease.
30:1.0.1.12.37.12.217.42SECTION 75.1106
   75.1106 Welding, cutting, or soldering with arc or flame underground.
30:1.0.1.12.37.12.217.43SECTION 75.1106-1
   75.1106-1 Test for methane.
30:1.0.1.12.37.12.217.44SECTION 75.1106-2
   75.1106-2 Transportation of liquefied and nonliquefied compressed gas cylinders; requirements.
30:1.0.1.12.37.12.217.45SECTION 75.1106-3
   75.1106-3 Storage of liquefied and nonliquefied compressed gas cylinders; requirements.
30:1.0.1.12.37.12.217.46SECTION 75.1106-4
   75.1106-4 Use of liquefied and nonliquefied compressed gas cylinders; general requirements.
30:1.0.1.12.37.12.217.47SECTION 75.1106-5
   75.1106-5 Maintenance and tests of liquefied and nonliquefied compressed gas cylinders; accessories and equipment; requirements.
30:1.0.1.12.37.12.217.48SECTION 75.1106-6
   75.1106-6 Exemption of small low pressure gas cylinders containing nonflammable or nonexplosive gas mixtures.
30:1.0.1.12.37.12.217.49SECTION 75.1107
   75.1107 Fire suppression devices.
30:1.0.1.12.37.12.217.50SECTION 75.1107-1
   75.1107-1 Fire-resistant hydraulic fluids and fire suppression devices on underground equipment.
30:1.0.1.12.37.12.217.51SECTION 75.1107-2
   75.1107-2 Approved fire-resistant hydraulic fluids; minimum requirements.
30:1.0.1.12.37.12.217.52SECTION 75.1107-3
   75.1107-3 Fire suppression devices; approved components; installation requirements.
30:1.0.1.12.37.12.217.53SECTION 75.1107-4
   75.1107-4 Automatic fire sensors and manual actuators; installation; minimum requirements.
30:1.0.1.12.37.12.217.54SECTION 75.1107-5
   75.1107-5 Electrical components of fire suppression devices; permissibility requirements.
30:1.0.1.12.37.12.217.55SECTION 75.1107-6
   75.1107-6 Capacity of fire suppression devices; location and direction of nozzles.
30:1.0.1.12.37.12.217.56SECTION 75.1107-7
   75.1107-7 Water spray devices; capacity; water supply; minimum requirements.
30:1.0.1.12.37.12.217.57SECTION 75.1107-8
   75.1107-8 Fire suppression devices; extinguishant supply systems.
30:1.0.1.12.37.12.217.58SECTION 75.1107-9
   75.1107-9 Dry chemical devices; capacity; minimum requirements.
30:1.0.1.12.37.12.217.59SECTION 75.1107-10
   75.1107-10 High expansion foam devices; minimum capacity.
30:1.0.1.12.37.12.217.60SECTION 75.1107-11
   75.1107-11 Extinguishing agents; requirements on mining equipment employed in low coal.
30:1.0.1.12.37.12.217.61SECTION 75.1107-12
   75.1107-12 Inerting of mine atmosphere prohibited.
30:1.0.1.12.37.12.217.62SECTION 75.1107-13
   75.1107-13 Approval of other fire suppression devices.
30:1.0.1.12.37.12.217.63SECTION 75.1107-14
   75.1107-14 Guards and handrails; requirements where fire suppression devices are employed.
30:1.0.1.12.37.12.217.64SECTION 75.1107-15
   75.1107-15 Fire suppression devices; hazards; training of miners.
30:1.0.1.12.37.12.217.65SECTION 75.1107-16
   75.1107-16 Inspection of fire suppression devices.
30:1.0.1.12.37.12.217.66SECTION 75.1107-17
   75.1107-17 Incorporation by reference; availability of publications.
30:1.0.1.12.37.12.217.67SECTION 75.1108
   75.1108 Approved conveyor belts.
30:1.0.1.12.37.13SUBPART M
Subpart M - Maps
30:1.0.1.12.37.13.218.1SECTION 75.1200
   75.1200 Mine map.
30:1.0.1.12.37.13.218.2SECTION 75.1200-1
   75.1200-1 Additional information on mine map.
30:1.0.1.12.37.13.218.3SECTION 75.1200-2
   75.1200-2 Accuracy and scale of mine maps.
30:1.0.1.12.37.13.218.4SECTION 75.1201
   75.1201 Certification.
30:1.0.1.12.37.13.218.5SECTION 75.1202
   75.1202 Temporary notations, revisions, and supplements.
30:1.0.1.12.37.13.218.6SECTION 75.1202-1
   75.1202-1 Temporary notations, revisions, and supplements.
30:1.0.1.12.37.13.218.7SECTION 75.1203
   75.1203 Availability of mine map.
30:1.0.1.12.37.13.218.8SECTION 75.1204
   75.1204 Mine closure; filing of map with Secretary.
30:1.0.1.12.37.13.218.9SECTION 75.1204-1
   75.1204-1 Places to give notice and file maps.
30:1.0.1.12.37.14SUBPART N
Subpart N - Explosives and Blasting
30:1.0.1.12.37.14.218.1SECTION 75.1300
   75.1300 Definitions.
30:1.0.1.12.37.14.218.2SECTION 75.1301
   75.1301 Qualified person.
30:1.0.1.12.37.14.218.3SECTION 75.1310
   75.1310 Explosives and blasting equipment.
30:1.0.1.12.37.14.218.4SECTION 75.1311
   75.1311 Transporting explosives and detonators.
30:1.0.1.12.37.14.218.5SECTION 75.1312
   75.1312 Explosives and detonators in underground magazines.
30:1.0.1.12.37.14.218.6SECTION 75.1313
   75.1313 Explosives and detonators outside of magazines.
30:1.0.1.12.37.14.218.7SECTION 75.1314
   75.1314 Sheathed explosive units.
30:1.0.1.12.37.14.218.8SECTION 75.1315
   75.1315 Boreholes for explosives.
30:1.0.1.12.37.14.218.9SECTION 75.1316
   75.1316 Preparation before blasting.
30:1.0.1.12.37.14.218.10SECTION 75.1317
   75.1317 Primer cartridges.
30:1.0.1.12.37.14.218.11SECTION 75.1318
   75.1318 Loading boreholes.
30:1.0.1.12.37.14.218.12SECTION 75.1319
   75.1319 Weight of explosives permitted in boreholes in bituminous and lignite mines.
30:1.0.1.12.37.14.218.13SECTION 75.1320
   75.1320 Multiple-shot blasting.
30:1.0.1.12.37.14.218.14SECTION 75.1321
   75.1321 Permits for firing more than 20 boreholes and for use of nonpermissible blasting units.
30:1.0.1.12.37.14.218.15SECTION 75.1322
   75.1322 Stemming boreholes.
30:1.0.1.12.37.14.218.16SECTION 75.1323
   75.1323 Blasting circuits.
30:1.0.1.12.37.14.218.17SECTION 75.1324
   75.1324 Methane concentration and tests.
30:1.0.1.12.37.14.218.18SECTION 75.1325
   75.1325 Firing procedures.
30:1.0.1.12.37.14.218.19SECTION 75.1326
   75.1326 Examination after blasting.
30:1.0.1.12.37.14.218.20SECTION 75.1327
   75.1327 Misfires.
30:1.0.1.12.37.14.218.21SECTION 75.1328
   75.1328 Damaged or deteriorated explosives and detonators.
30:1.0.1.12.37.15SUBPART O
Subpart O - Hoisting and Mantrips
30:1.0.1.12.37.15.218SUBJGRP 218
   Wire Ropes
30:1.0.1.12.37.15.218.1SECTION 75.1400
   75.1400 Hoisting equipment; general.
30:1.0.1.12.37.15.218.2SECTION 75.1400-1
   75.1400-1 Hoists; brakes, capability.
30:1.0.1.12.37.15.218.3SECTION 75.1400-2
   75.1400-2 Hoists; tests of safety catches; records.
30:1.0.1.12.37.15.218.4SECTION 75.1400-3
   75.1400-3 Daily examination of hoisting equipment.
30:1.0.1.12.37.15.218.5SECTION 75.1400-4
   75.1400-4 Certifications and records of daily examinations.
30:1.0.1.12.37.15.218.6SECTION 75.1401
   75.1401 Hoists; rated capacities; indicators.
30:1.0.1.12.37.15.218.7SECTION 75.1401-1
   75.1401-1 Hoists; indicators.
30:1.0.1.12.37.15.218.8SECTION 75.1402
   75.1402 Communication between shaft stations and hoist room.
30:1.0.1.12.37.15.218.9SECTION 75.1402-1
   75.1402-1 Communication between shaft stations and hoist room.
30:1.0.1.12.37.15.218.10SECTION 75.1402-2
   75.1402-2 Tests of signaling systems.
30:1.0.1.12.37.15.218.11SECTION 75.1403
   75.1403 Other safeguards.
30:1.0.1.12.37.15.218.12SECTION 75.1403-1
   75.1403-1 General criteria.
30:1.0.1.12.37.15.218.13SECTION 75.1403-2
   75.1403-2 Criteria - Hoists transporting materials; brakes.
30:1.0.1.12.37.15.218.14SECTION 75.1403-3
   75.1403-3 Criteria - Drum clutch; cage construction.
30:1.0.1.12.37.15.218.15SECTION 75.1403-4
   75.1403-4 Criteria - Automatic elevators.
30:1.0.1.12.37.15.218.16SECTION 75.1403-5
   75.1403-5 Criteria - Belt conveyors.
30:1.0.1.12.37.15.218.17SECTION 75.1403-6
   75.1403-6 Criteria - Self-propelled personnel carriers.
30:1.0.1.12.37.15.218.18SECTION 75.1403-7
   75.1403-7 Criteria - Mantrips.
30:1.0.1.12.37.15.218.19SECTION 75.1403-8
   75.1403-8 Criteria - Track haulage roads.
30:1.0.1.12.37.15.218.20SECTION 75.1403-9
   75.1403-9 Criteria - Shelter holes.
30:1.0.1.12.37.15.218.21SECTION 75.1403-10
   75.1403-10 Criteria - Haulage; general.
30:1.0.1.12.37.15.218.22SECTION 75.1403-11
   75.1403-11 Criteria - Entrances to shafts and slopes.
30:1.0.1.12.37.15.218.23SECTION 75.1404
   75.1404 Automatic brakes; speed reduction gear.
30:1.0.1.12.37.15.218.24SECTION 75.1404-1
   75.1404-1 Braking system.
30:1.0.1.12.37.15.218.25SECTION 75.1405
   75.1405 Automatic couplers.
30:1.0.1.12.37.15.218.26SECTION 75.1405-1
   75.1405-1 Automatic couplers, haulage equipment.
30:1.0.1.12.37.15.218.27SECTION 75.1429
   75.1429 Guide ropes.
30:1.0.1.12.37.15.218.28SECTION 75.1430
   75.1430 Wire ropes; scope.
30:1.0.1.12.37.15.218.29SECTION 75.1431
   75.1431 Minimum rope strength.
30:1.0.1.12.37.15.218.30SECTION 75.1432
   75.1432 Initial measurement.
30:1.0.1.12.37.15.218.31SECTION 75.1433
   75.1433 Examinations.
30:1.0.1.12.37.15.218.32SECTION 75.1434
   75.1434 Retirement criteria.
30:1.0.1.12.37.15.218.33SECTION 75.1435
   75.1435 Load end attachments.
30:1.0.1.12.37.15.218.34SECTION 75.1436
   75.1436 Drum end attachment.
30:1.0.1.12.37.15.218.35SECTION 75.1437
   75.1437 End attachment retermination.
30:1.0.1.12.37.15.218.36SECTION 75.1438
   75.1438 End attachment replacement.
30:1.0.1.12.37.16SUBPART P
Subpart P - Mine Emergencies
30:1.0.1.12.37.16.219.1SECTION 75.1500
   75.1500 [Reserved]
30:1.0.1.12.37.16.219.2SECTION 75.1501
   75.1501 Emergency evacuations.
30:1.0.1.12.37.16.219.3SECTION 75.1502
   75.1502 Mine emergency evacuation and firefighting program of instruction.
30:1.0.1.12.37.16.219.4SECTION 75.1503
   75.1503 Use of fire suppression equipment.
30:1.0.1.12.37.16.219.5SECTION 75.1504
   75.1504 Mine emergency evacuation training and drills.
30:1.0.1.12.37.16.219.6SECTION 75.1505
   75.1505 Escapeway maps.
30:1.0.1.12.37.16.219.7SECTION 75.1506
   75.1506 Refuge alternatives.
30:1.0.1.12.37.16.219.8SECTION 75.1507
   75.1507 Emergency Response Plan; refuge alternatives.
30:1.0.1.12.37.16.219.9SECTION 75.1508
   75.1508 Training and records for examination, maintenance and repair of refuge alternatives and components.
30:1.0.1.12.37.17SUBPART Q
Subpart Q - Communications
30:1.0.1.12.37.17.219.1SECTION 75.1600
   75.1600 Communications.
30:1.0.1.12.37.17.219.2SECTION 75.1600-1
   75.1600-1 Communication facilities; main portals; installation requirements.
30:1.0.1.12.37.17.219.3SECTION 75.1600-2
   75.1600-2 Communication facilities; working sections; installation and maintenance requirements; audible or visual alarms.
30:1.0.1.12.37.17.219.4SECTION 75.1600-3
   75.1600-3 Communications facilities; refuge alternatives.
30:1.0.1.12.37.18SUBPART R
Subpart R - Miscellaneous
30:1.0.1.12.37.18.219.1SECTION 75.1700
   75.1700 Oil and gas wells.
30:1.0.1.12.37.18.219.2SECTION 75.1702
   75.1702 Smoking; prohibition.
30:1.0.1.12.37.18.219.3SECTION 75.1702-1
   75.1702-1 Smoking programs.
30:1.0.1.12.37.18.219.4SECTION 75.1703
   75.1703 Portable electric lamps.
30:1.0.1.12.37.18.219.5SECTION 75.1703-1
   75.1703-1 Permissible lamps.
30:1.0.1.12.37.18.219.6SECTION 75.1707-1
   75.1707-1 New working section.
30:1.0.1.12.37.18.219.7SECTION 75.1708
   75.1708 Surface structures, fireproofing.
30:1.0.1.12.37.18.219.8SECTION 75.1708-1
   75.1708-1 Surface structures; fireproof construction.
30:1.0.1.12.37.18.219.9SECTION 75.1709
   75.1709 Accumulations of methane and coal dust on surface coal-handling facilities.
30:1.0.1.12.37.18.219.10SECTION 75.1710
   75.1710 Canopies or cabs; diesel-powered and electric face equipment.
30:1.0.1.12.37.18.219.11SECTION 75.1710-1
   75.1710-1 Canopies or cabs; self-propelled diesel-powered and electric face equipment; installation requirements.
30:1.0.1.12.37.18.219.12SECTION 75.1711
   75.1711 Sealing of mines.
30:1.0.1.12.37.18.219.13SECTION 75.1711-1
   75.1711-1 Sealing of shaft openings.
30:1.0.1.12.37.18.219.14SECTION 75.1711-2
   75.1711-2 Sealing of slope or drift openings.
30:1.0.1.12.37.18.219.15SECTION 75.1711-3
   75.1711-3 Openings of active mines.
30:1.0.1.12.37.18.219.16SECTION 75.1712
   75.1712 Bath houses and toilet facilities.
30:1.0.1.12.37.18.219.17SECTION 75.1712-1
   75.1712-1 Availability of surface bathing facilities; change rooms; and sanitary facilities.
30:1.0.1.12.37.18.219.18SECTION 75.1712-2
   75.1712-2 Location of surface facilities.
30:1.0.1.12.37.18.219.19SECTION 75.1712-3
   75.1712-3 Minimum requirements of surface bathing facilities, change rooms, and sanitary toilet facilities.
30:1.0.1.12.37.18.219.20SECTION 75.1712-4
   75.1712-4 Waiver of surface facilities requirements.
30:1.0.1.12.37.18.219.21SECTION 75.1712-5
   75.1712-5 Application for waiver of surface facilities.
30:1.0.1.12.37.18.219.22SECTION 75.1712-6
   75.1712-6 Underground sanitary facilities; installation and maintenance.
30:1.0.1.12.37.18.219.23SECTION 75.1712-7
   75.1712-7 Underground sanitary facilities; waiver of requirements.
30:1.0.1.12.37.18.219.24SECTION 75.1712-8
   75.1712-8 Application for waiver of location requirements for underground sanitary facilities.
30:1.0.1.12.37.18.219.25SECTION 75.1712-9
   75.1712-9 Issuance of waivers.
30:1.0.1.12.37.18.219.26SECTION 75.1712-10
   75.1712-10 Underground sanitary facilities; maintenance.
30:1.0.1.12.37.18.219.27SECTION 75.1713
   75.1713 Emergency medical assistance; first-aid.
30:1.0.1.12.37.18.219.28SECTION 75.1713-1
   75.1713-1 Arrangements for emergency medical assistance and transportation for injured persons; agreements; reporting requirements; posting requirements.
30:1.0.1.12.37.18.219.29SECTION 75.1713-2
   75.1713-2 Emergency communications; requirements.
30:1.0.1.12.37.18.219.30SECTION 75.1713-3
   75.1713-3 First-Aid training; supervisory employees.
30:1.0.1.12.37.18.219.31SECTION 75.1713-4
   75.1713-4 First-aid training program; availability of instruction to all miners.
30:1.0.1.12.37.18.219.32SECTION 75.1713-5
   75.1713-5 First-aid training program; retraining of supervisory employees; availability to all miners.
30:1.0.1.12.37.18.219.33SECTION 75.1713-6
   75.1713-6 First-aid training program; minimum requirements.
30:1.0.1.12.37.18.219.34SECTION 75.1713-7
   75.1713-7 First-aid equipment; location; minimum requirements.
30:1.0.1.12.37.18.219.35SECTION 75.1714
   75.1714 Availability of approved self-rescue devices; instruction in use and location.
30:1.0.1.12.37.18.219.36SECTION 75.1714-1
   75.1714-1 Approved self-rescue devices.
30:1.0.1.12.37.18.219.37SECTION 75.1714-2
   75.1714-2 Self-rescue devices; use and location requirements.
30:1.0.1.12.37.18.219.38SECTION 75.1714-3
   75.1714-3 Self-rescue devices; inspection, testing, maintenance, repair, and recordkeeping.
30:1.0.1.12.37.18.219.39SECTION 75.1714-4
   75.1714-4 Additional self-contained self-rescuers (SCSRs).
30:1.0.1.12.37.18.219.40SECTION 75.1714-5
   75.1714-5 Map locations of self-contained self-rescuers (SCSR).
30:1.0.1.12.37.18.219.41SECTION 75.1714-6
   75.1714-6 Emergency tethers.
30:1.0.1.12.37.18.219.42SECTION 75.1714-7
   75.1714-7 Multi-gas detectors.
30:1.0.1.12.37.18.219.43SECTION 75.1714-8
   75.1714-8 Reporting SCSR inventory and malfunctions; retention of SCSRs.
30:1.0.1.12.37.18.219.44SECTION 75.1715
   75.1715 Identification check system.
30:1.0.1.12.37.18.219.45SECTION 75.1716
   75.1716 Operations under water.
30:1.0.1.12.37.18.219.46SECTION 75.1716-1
   75.1716-1 Operations under water; notification by operator.
30:1.0.1.12.37.18.219.47SECTION 75.1716-2
   75.1716-2 Permit required.
30:1.0.1.12.37.18.219.48SECTION 75.1716-3
   75.1716-3 Applications for permits.
30:1.0.1.12.37.18.219.49SECTION 75.1716-4
   75.1716-4 Issuance of permits.
30:1.0.1.12.37.18.219.50SECTION 75.1717
   75.1717 Exemptions.
30:1.0.1.12.37.18.219.51SECTION 75.1718
   75.1718 Drinking water.
30:1.0.1.12.37.18.219.52SECTION 75.1718-1
   75.1718-1 Drinking water; quality.
30:1.0.1.12.37.18.219.53SECTION 75.1719
   75.1719 Illumination; purpose and scope of §§ 75.1719 through 75.1719-4; time for compliance.
30:1.0.1.12.37.18.219.54SECTION 75.1719-1
   75.1719-1 Illumination in working places.
30:1.0.1.12.37.18.219.55SECTION 75.1719-2
   75.1719-2 Lighting fixtures; requirements.
30:1.0.1.12.37.18.219.56SECTION 75.1719-3
   75.1719-3 Methods of measurement; light measuring instruments.
30:1.0.1.12.37.18.219.57SECTION 75.1719-4
   75.1719-4 Mining machines, cap lamps; requirements.
30:1.0.1.12.37.18.219.58SECTION 75.1720
   75.1720 Protective clothing; requirements.
30:1.0.1.12.37.18.219.59SECTION 75.1720-1
   75.1720-1 Distinctively colored hard hats, or hard caps; identification for newly employed, inexperienced miners.
30:1.0.1.12.37.18.219.60SECTION 75.1721
   75.1721 Opening of new underground coal mines, or reopening and reactivating of abandoned or deactivated coal mines, notification by the operator; requirements.
30:1.0.1.12.37.18.219.61SECTION 75.1722
   75.1722 Mechanical equipment guards.
30:1.0.1.12.37.18.219.62SECTION 75.1723
   75.1723 Stationary grinding machines; protective devices.
30:1.0.1.12.37.18.219.63SECTION 75.1724
   75.1724 Hand-held power tools; safety devices.
30:1.0.1.12.37.18.219.64SECTION 75.1725
   75.1725 Machinery and equipment; operation and maintenance.
30:1.0.1.12.37.18.219.65SECTION 75.1726
   75.1726 Performing work from a raised position; safeguards.
30:1.0.1.12.37.18.219.66SECTION 75.1727
   75.1727 Drive belts.
30:1.0.1.12.37.18.219.67SECTION 75.1728
   75.1728 Power-driven pulleys.
30:1.0.1.12.37.18.219.68SECTION 75.1729
   75.1729 Welding operations.
30:1.0.1.12.37.18.219.69SECTION 75.1730
   75.1730 Compressed air; general; compressed air systems.
30:1.0.1.12.37.18.219.70SECTION 75.1731
   75.1731 Maintenance of belt conveyors and belt conveyor entries.
30:1.0.1.12.37.18.219.71SECTION 75.1732
   75.1732 Proximity detection systems.
30:1.0.1.12.37.19SUBPART S
Subpart S [Reserved]
30:1.0.1.12.37.20SUBPART T
Subpart T - Diesel-Powered Equipment
30:1.0.1.12.37.20.219.1SECTION 75.1900
   75.1900 Definitions.
30:1.0.1.12.37.20.219.2SECTION 75.1901
   75.1901 Diesel fuel requirements.
30:1.0.1.12.37.20.219.3SECTION 75.1902
   75.1902 Underground diesel fuel storage - general requirements.
30:1.0.1.12.37.20.219.4SECTION 75.1903
   75.1903 Underground diesel fuel storage facilities and areas; construction and safety precautions.
30:1.0.1.12.37.20.219.5SECTION 75.1904
   75.1904 Underground diesel fuel tanks and safety cans.
30:1.0.1.12.37.20.219.6SECTION 75.1905
   75.1905 Dispensing of diesel fuel.
30:1.0.1.12.37.20.219.7SECTION 75.1905-1
   75.1905-1 Diesel fuel piping systems.
30:1.0.1.12.37.20.219.8SECTION 75.1906
   75.1906 Transport of diesel fuel.
30:1.0.1.12.37.20.219.9SECTION 75.1907
   75.1907 Diesel-powered equipment intended for use in underground coal mines.
30:1.0.1.12.37.20.219.10SECTION 75.1908
   75.1908 Nonpermissible diesel-powered equipment; categories.
30:1.0.1.12.37.20.219.11SECTION 75.1909
   75.1909 Nonpermissible diesel-powered equipment; design and performance requirements.
30:1.0.1.12.37.20.219.12SECTION 75.1910
   75.1910 Nonpermissible diesel-powered equipment; electrical system design and performance requirements.
30:1.0.1.12.37.20.219.13SECTION 75.1911
   75.1911 Fire suppression systems for diesel-powered equipment and fuel transportation units.
30:1.0.1.12.37.20.219.14SECTION 75.1912
   75.1912 Fire suppression systems for permanent underground diesel fuel storage facilities.
30:1.0.1.12.37.20.219.15SECTION 75.1913
   75.1913 Starting aids.
30:1.0.1.12.37.20.219.16SECTION 75.1914
   75.1914 Maintenance of diesel-powered equipment.
30:1.0.1.12.37.20.219.17SECTION 75.1915
   75.1915 Training and qualification of persons working on diesel-powered equipment.
30:1.0.1.12.37.20.219.18SECTION 75.1916
   75.1916 Operation of diesel-powered equipment.