ECFR SNAPSHOT / CURRENT THROUGH 2026-08-19

30 CFR 77.701-2

Approved methods of grounding metallic frames, casings, and other enclosures of electric equipment receiving power from a direct-current power system.

CHAPTERCHAPTER I—MINE SAFETY AND HEALTH ADMINISTRATION, DEPARTMENT OF LABOR

PARTPART 77—MANDATORY SAFETY STANDARDS, SURFACE COAL MINES AND SURFACE WORK AREAS OF UNDERGROUND COAL MINES

SUBPARTH

CURRENT PUBLIC TEXT

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