18. Mine rescue in a working underground mine shall be provided by teams consisting of at least:(1) 6 rescuers for every 50 workers or fewer working underground;
(2) 9 rescuers for at least 51 and not more than 99 workers working underground;
(3) 12 rescuers for at least 100 and not more than 149 workers working underground;
(4) 15 rescuers for at least 150 and not more than 199 workers working underground;
(5) 18 rescuers for at least 200 and not more than 249 workers working underground;
(6) 21 rescuers for at least 250 workers or more working underground;
(7) 3 substitute rescuers for the teams overall.
The rescuers shall receive at least 6 mine rescue training periods per year.
The substitute rescuers shall receive at least 4 mine rescue training periods per year.
O.C. 213-93, s. 18; O.C. 1326-95, s. 7.