Regulations last checked for updates: Oct 17, 2024

Title 30 - Mineral Resources last revised: Oct 03, 2024
All TitlesTitle 30Chapter IPart 57Subpart K - Subpart K—Electricity
View all text of Subpart K [§ 57.12001 - § 57.12088]
§ 57.12084 - Branch circuit disconnecting devices.

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.

authority: 30 U.S.C. 811.
source: 50 FR 4082, Jan. 29, 1985, unless otherwise noted.
cite as: 30 CFR 57.12084
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