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

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465. Before firing underground,
(1)  a warning must be given in the blasting area by an audible, visual or vocal signal and workers not assigned to the firing must be evacuated from that area; and
(2)  when a worker must remain in the blasting area, the worker must be provided with a shelter that protects against fly-rock; the location, design or construction of the shelter must be certified by a certificate signed and sealed by an engineer.
O.C. 213-93, s. 465; O.C. 42-2004, s. 30.