PART XXXI EXPLOSIVES IN MINES — Procedures for hazardous dust explosions
651
Where in a mine there exists the hazard of sulfide dust explosion owing to high sulfide content of ore, written procedures shall be developed to prevent explosions including
651(a)
washing of headings, raises and other workplaces within 30 metres of a blasting site to remove dust prior to firing the blast; and
651(b)
gas testing after a blast and before work commences to ensure that workers will not be exposed to toxic fumes and gas.
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