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Code of Federal Regulations (Last Updated: November 8, 2024) |
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Title 30 - Mineral Resources |
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Chapter I - Mine Safety and Health Administration, Department of Labor |
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SubChapter O - Coal Mine Safety and Health |
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Part 77 - Mandatory Safety Standards, Surface Coal Mines and Surface Work Areas of Underground Coal Mines |
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Subpart H - Grounding |
| § 77.700-1 - Approved methods of grounding. |
| § 77.700 - Grounding metallic sheaths, armors, and conduits enclosing power conductors. |
| § 77.701 - Grounding metallic frames, casings, and other enclosures of electric equipment. |
| § 77.702 - Protection other than grounding. |
| § 77.703 - Grounding frames of stationary high-voltage equipment receiving power from ungrounded delta systems. |
| § 77.704 - Work on high-voltage lines; deenergizing and grounding. |
| § 77.705 - Guy wires; grounding. |
| § 77.701-1 - Approved methods of grounding of equipment receiving power from ungrounded alternating current power systems. |
| § 77.701-2 - Approved methods of grounding metallic frames, casings, and other enclosures of electric equipment receiving power from a direct-current power system. |
| § 77.701-3 - Grounding wires; capacity. |
| § 77.701-4 - Use of grounding connectors. |
| § 77.703-1 - Approved methods of grounding. |
| § 77.704-1 - Work on high-voltage lines. |
| § 77.704-2 - Repairs to energized high-voltage lines. |
| § 77.704-3 - Work on energized high-voltage surface lines; reporting. |
| § 77.704-4 - Simultaneous repairs. |
| § 77.704-5 - Installation of protective equipment. |
| § 77.704-6 - Protective clothing; use and inspection. |
| § 77.704-7 - Protective equipment; inspection. |
| § 77.704-8 - Protective equipment; testing and storage. |
| § 77.704-9 - Operating disconnecting or cutout switches. |
| § 77.704-10 - Tying into energized high-voltage surface circuits. |
| § 77.704-11 - Use of grounded messenger wires; ungrounded systems. |