Ariz. Admin. Code § 11-1-144
Current through Register Vol. 30, No. 50, December 13, 2024
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.
Ariz. Admin. Code § R11-1-144