“drum hoist” means a hoist where the rope is wound on a drum or drums (“treuil à tambour”) “detonator” means a device used in firing a charge of explosive and includes blasting cap and electric blasting cap (“détonateur”) “destructive test” means a test on a sample of shaft rope wherein the shaft rope is broken during the test by a tensile testing machine (“essai de rupture”) “dam” means a structure for the impoundment of more than twenty-five tonnes of water in an underground opening and constructed so as to permit an unobstructed overflow of the water (“barrage”) Standard” means a standard published by the Canadian Standards Association (“norme CSA”) (b) an explosive, a detonator and primer that is exploded as a single unit (“charge explosive”) “bulkhead” means a structure for the impoundment of water, compressed air, hydraulic backfill or any material in an underground opening where the potential pressure against the structure will be in excess of 100 kilopascals (“cloison”) “breaking strength” means the breaking strength of a shaft rope as determined by a cable testing laboratory approved by the Minister (“résistance à la rupture”) “automatic hoist” means a mine hoist that can be operated by controls situated at shaft stations or on the shaft conveyance (“treuil automatique”) “authorized” means authorized to do a specific task by a supervisor who is in charge of the workplace (“autorisé”) “adequately” has a meaning that corresponds to the meaning of “adequate” (“adéquatement”) (b) sufficient to protect a worker from occupational illness or occupational injury (“adéquat”) (a) sufficient for both its intended and its actual use, and “adequate”, when used in relation to a procedure, plan, material, device, object or thing, means that it is,
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