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

Full text
260.1. Where a hoist is controlled by a programmable electronic system, a continuous alternate supply source shall be provided to ensure the operation of the control in case the electrical supply breaks down, in order to adjust the deceleration until the hoist comes to a complete stop. The operation of that alternate supply source shall self-check itself.
O.C. 465-2002, s. 23.