ECFR SNAPSHOT / CURRENT THROUGH 2026-08-19

30 CFR 77.1911

Ventilation of slopes and shafts.

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

SUBPARTT

CURRENT PUBLIC TEXT

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