90An employer and a contractor shall each ensure that construction in compressed air complies with CSA standard CAN/ CSA-Z275.3 M-86, “Occupational Safety Code for Construction Work in Compressed Air”.
90An employer and a contractor shall each ensure that construction in compressed air complies with CSA standard CAN/ CSA-Z275.3 M-86, “Occupational Safety Code for Construction Work in Compressed Air”.