160(1)No person shall conduct or direct any work in a blasting area without the approval of the blaster conducting the blasting operation or, where there is more than one blaster involved, the blaster supervising the blasting operation.
Tools and equipment in blasting area
160(2)Except for the tools and equipment used by a person who has obtained the approval required under subsection (1), a blaster shall ensure that only tools and equipment necessary to the blasting operation are brought into a blasting area.