OHS Code

Published Date: July 01, 2009
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Part 10 Fire and Explosion Hazards

Section 171.1 Welding – general

(1) An employer must comply with the requirements of CSA Standard W117.2-06, Safety in welding, cutting and allied processes.

(2) An employer must ensure that welding or allied process equipment is erected, installed, assembled, started, operated, used, handled, stored, stopped, inspected, serviced, tested, cleaned, adjusted, carried, maintained, repaired and dismantled in accordance with the manufacturer’s specifications.

(3) An employer must ensure that, before a welding or allied process is commenced, the area surrounding the operation is inspected and

(a) all combustible, flammable or explosive material, dust, gas or vapour is removed, or

(b) alternate methods of rendering the area safe are implemented.

(4) If a welding or allied process is performed above an area where a worker may be present, an employer must ensure that adequate means are taken to protect a worker below the operation from sparks, debris and other falling hazards.

(5) An operator of an electric welding machine must not leave the machine unattended without removing the electrode.

(6) An employer must ensure that appropriate welding and ground leads are used to fasten the electric supply cable securely.