30 CFR 77.700 - Grounding metallic sheaths, armors, and conduits enclosing power conductors.

Regulations last checked for updates: Feb 09, 2026

Title 30 - Mineral Resources last revised: Jan 27, 2026

View all text of Subpart H [§ 77.700 - § 77.705]

§ 77.700 - Grounding metallic sheaths, armors, and conduits enclosing power conductors.

Metallic sheaths, armors, and conduits enclosing power conductors shall be electrically continuous throughout and shall be grounded by methods approved by an authorized representative of the Secretary.

authority: 30 U.S.C. 811.

source: 36 FR 9364, May 22, 1971, unless otherwise noted.

cite as: 30 CFR 77.700