S-2.1, r. 14 - Regulation respecting occupational health and safety in mines

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229. A compressed air or steam hoisting plant shall have:
(1)  a gauge that can be read by the operator when he is at the controls of the hoist and that continuously indicates the feed pressure;
(2)  an overwind limit switch, controlled directly by the conveyance or the counterweight;
(3)  an underwind limit switch;
(4)  a manual intake cut-off valve;
(5)  a manual exhaust cut-off valve.
O.C. 213-93, s. 229.