ECFR SNAPSHOT / CURRENT THROUGH 2026-08-19

30 CFR 57.22201

Mechanical ventilation (I-A, I-B, I-C, II-A, II-B, III, IV, V-A, and V-B mines).

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

PARTPART 57—SAFETY AND HEALTH STANDARDS—UNDERGROUND METAL AND NONMETAL MINES

SUBPARTT

CURRENT PUBLIC TEXT

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