OHS Code

Published Date: July 01, 2009
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Part 37 Oil and Gas Wells

Section 768 Weight indicators

An employer must ensure that the hoist mechanism of a drilling or service rig has a reliable weight indicator that

(a) is secured against falling by a secondary cable or chain if it is hung above the derrick or mast floor, and

(b) is calibrated in accordance with the manufacturer’s specifications or at least annually if a minimum interval between calibrations is not stated by the manufacturer.