Grounding

  1. Law
  2. CFR 30
  3. Mineral Resources
  4. Mine Safety and Health Administration, Department of Labor
  5. Coal Mine Safety and Health
  6. Mandatory Safety Standards - Underground Coal Mines
  7. Grounding

Checkout our iOS App for a better way to browser and research.

Section
75.700

Grounding metallic sheaths, armors, and conduits enclosing power conductors.

Section
75.700-1

Approved methods of grounding.

Section
75.701

Grounding metallic frames, casings, and other enclosures of electric equipment.

Section
75.701-1

Approved methods of grounding of equipment receiving power from ungrounded alternating current power systems.

Section
75.701-2

Approved method of grounding metallic frames, casings and other enclosures receiving power from single-phase 110-220-volt circuit.

Section
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.

Section
75.701-4

Grounding wires; capacity of wires.

Section
75.701-5

Use of grounding connectors.

Section
75.702

Protection other than grounding.

Section
75.702-1

Protection other than grounding; approved by an authorized representative of the Secretary.

Section
75.703

Grounding offtrack direct-current machines and the enclosures of related detached components.

Section
75.703-1

Approved method of grounding.

Section
75.703-2

Approved grounding mediums.

Section
75.703-3

Approved methods of grounding offtrack mobile, portable and stationary direct-current machines.

Section
75.703-4

Other methods of protecting offtrack direct-current equipment; approved by an authorized representative of the Secretary.

Section
75.704

Grounding frames of stationary high-voltage equipment receiving power from ungrounded delta systems.

Section
75.704-1

Approved methods of grounding.

Section
75.705

Work on high-voltage lines; deenergizing and grounding.

Section
75.705-1

Work on high-voltage lines.

Section
75.705-2

Repairs to energized surface high-voltage lines.

Section
75.705-3

Work on energized high-voltage surface lines; reporting.

Section
75.705-4

Simultaneous repairs.

Section
75.705-5

Installation of protective equipment.

Section
75.705-6

Protective clothing; use and inspection.

Section
75.705-7

Protective equipment; inspection.

Section
75.705-8

Protective equipment; testing and storage.

Section
75.705-9

Operating disconnecting or cutout switches.

Section
75.705-10

Tying into energized high-voltage surface circuits.

Section
75.705-11

Use of grounded messenger wires; ungrounded systems.

Section
75.706

Deenergized underground power circuits; idle days - idle shifts.