§ 57.11058. Check-in, check-out system.
58 words·~1 min read·
/us/cfr/t30/s§ 57.11058·A research copy — for the controlling text, always check the official state or federal source. Not legal advice.
Each operator of an underground mine shall establish a check-in and check-out system which shall provide an accurate record of persons in the mine. These records shall be kept on the surface in a place chosen to minimize the danger of destruction by fire or other hazards. Every person underground shall carry a positive means of being identified.