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 I - Surface High-Voltage Distribution
  7. 30 CFR § 77.808
30 CFR § 77.808
Disconnecting devices
July 29, 2020
CFR

Disconnecting devices shall be installed at the beginning of each branch line in high-voltage circuits and they shall be equipped or designed in such a manner that it can be determined by visual observation that the circuit is deenergized when such devices are open.

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§ 77.807-3 Movement of equipment; minimum distance from high-voltage lines
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§ 77.809 Identification of circuit breakers and disconnecting switches

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