• § 75.500 - Permissible electric equipment.

• § 75.500-1 - Other low horsepower electric face equipment.

• § 75.501 - Permissible electric face equipment; coal seams above water table.

• § 75.501-1 - Coal seams above the water table.

• § 75.501-2 - Permissible electric face equipment.

• § 75.501-3 - New openings; mines above water table and never classed gassy.

• § 75.502 - Permits for noncompliance.

• § 75.503 - Permissible electric face equipment; maintenance.

• § 75.503-1 - Statement listing all electric face equipment.

• § 75.504 - Permissibility of new, replacement, used, reconditioned, additional, and rebuilt electric face equipment.

• § 75.505 - Mines classed gassy; use and maintenance of permissible electric face equipment.

• § 75.506 - Electric face equipment; requirements for permissibility.

• § 75.506-1 - Electric face equipment; permissible condition; maintenance requirements.

• § 75.507 - Power connection points.

• § 75.507-1 - Electric equipment other than power-connection points; outby the last open crosscut; return air; permissibility requirements.

• § 75.508 - Map of electrical system.

• § 75.508-1 - Mine tracks.

• § 75.508-2 - Changes in electric system map; recording.

• § 75.509 - Electric power circuit and electric equipment; deenergization.

• § 75.510 - Energized trolley wires; repair.

• § 75.510-1 - Repair of energized trolley wires; training.

• § 75.511 - Low-, medium-, or high-voltage distribution circuits and equipment; repair.

• § 75.511-1 - Qualified person.

• § 75.512 - Electric equipment; examination, testing and maintenance.

• § 75.512-1 - Qualified person.

• § 75.512-2 - Frequency of examinations.

• § 75.513 - Electric conductor; capacity and insulation.

• § 75.513-1 - Electric conductor; size.

• § 75.514 - Electrical connections or splices; suitability.

• § 75.515 - Cable fittings; suitability.

• § 75.516 - Power wires; support.

• § 75.516-1 - Installed insulators.

• § 75.516-2 - Communication wires and cables; installation; insulation; support.

• § 75.517 - Power wires and cables; insulation and protection.

• § 75.517-1 - Power wires and cables; insulation and protection.

• § 75.517-2 - Plans for insulation of existing bare power wires and cables.

• § 75.518 - Electric equipment and circuits; overload and short circuit protection.

• § 75.518-1 - Electric equipment and circuits; overload and short circuit protection; minimum requirements.

• § 75.518-2 - Incandescent lamps, overload and short circuit protection.

• § 75.519 - Main power circuits; disconnecting switches.

• § 75.519-1 - Main power circuits; disconnecting switches; locations.

• § 75.520 - Electric equipment; switches.

• § 75.521 - Lightning arresters; ungrounded and exposed power conductors and telephone wires.

• § 75.522 - Lighting devices.

• § 75.522-1 - Incandescent and fluorescent lamps.

• § 75.523 -

• § 75.523-1 - Deenergization of self-propelled electric face equipment installation requirements.

• § 75.523-2 - Deenergization of self-propelled electric face equipment; performance requirements.

• § 75.523-3 - Automatic emergency-parking brakes.

• § 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.

• Appendix 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