30 CFR Part 57Public Domain
§ 57.22212 — Air flow (I-C, II-A, and V-A mines)
Subpart T — Safety Standards for Methane in Metal and Nonmetal Mines
Air flow across each working face shall be sufficient to carry away any accumulation of methane, smoke, fumes, and dust.
Public Domain: 30 CFR Part 57 (MSHA Safety and Health Standards — Underground Metal and Nonmetal Mines) is a U.S. government publication and is not subject to copyright. Text extracted from the official source ↗. Figures are served from the eCFR; if one does not load, use the link in its place.