1. LawStack
  2. Title 30 - Mineral Resources
  3. Chapter I - Mine Safety and Health Administration, Department of Labor
  4. Subchapter O - Coal Mine Safety and Health
  5. Part 77 - Mandatory Safety Standards, Surface Coal Mines and Surface Work Areas of Underground Coal Mines
  6. Subpart F - Electrical Equipment—General
  7. 30 CFR § 77.500
30 CFR § 77.500
Electric power circuits and electric equipment; deenergization
May 28, 2026
CFR

§ 77.500 Electric power circuits and electric equipment; deenergization.

Power circuits and electric equipment shall be deenergized before work is done on such circuits and equipment, except when necessary for troubleshooting or testing.

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§ 77.503 Electric conductors; capacity and insulation

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