§ 57.22105. Smoking and open flames (IV mines).
43 words·~1 min read·
/us/cfr/t30/s§ 57.22105·A research copy — for the controlling text, always check the official state or federal source. Not legal advice.
Smoking or open flames shall not be permitted in a face or raise, or during release of gas from a borehole until tests have been conducted in accordance with § 57.22226 and the methane level has been determined to be below 0.5 percent.