30 CFR § 57.22212
Air flow (I-C, II-A, and V-A mines)
May 28, 2026
§ 57.22212 Air flow (I-C, II-A, and V-A mines).
Air flow across each working face shall be sufficient to carry away any accumulation of methane, smoke, fumes, and dust.
Air flow across each working face shall be sufficient to carry away any accumulation of methane, smoke, fumes, and dust.