1. LawStack
  2. Title 30 - Mineral Resources
  3. Chapter I - MINE SAFETY AND HEALTH ADMINISTRATION, DEPARTMENT OF LABOR
  4. Subchapter K - METAL AND NONMETAL MINE SAFETY AND HEALTH
  5. Part 57 - SAFETY AND HEALTH STANDARDS—UNDERGROUND METAL AND NONMETAL MINES
  6. Subpart K - Electricity
  7. Topic - Underground Only
  8. 30 CFR § 57.12084
30 CFR § 57.12084
Branch circuit disconnecting devices
July 29, 2020
CFR

Disconnecting switches that can be opened safely under load shall be provided underground at all branch circuits extending from primary power circuits near shafts, adits, levels and boreholes.

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§ 57.12085 Transformer stations
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§ 57.12080 Bare conductor guards

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