S-2.1, r. 4 - Safety Code for the construction industry

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4.6.11. At the first signs of a thunderstorm, the employer must stop all loading and detonator connecting operations. The employer must evacuate the blasting area, prohibit access thereto and supervise the situation from a distance.
R.R.Q., 1981, c. S-2.1, r. 6, s. 4.6.11; O.C. 57-2015, s. 41.
4.6.11. All loading operations and connection of electric blasting caps shall be stopped at the first signs of a thunderstorm. If blastholes have already been loaded and primed, the danger zone shall be evacuated and no one is to be allowed therein.
R.R.Q., 1981, c. S-2.1, r. 6, s. 4.6.11.