OHS Code

Published Date: July 01, 2009
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Part 31 Diving Operations

Section 437 Intakes, pipes and tunnels

(1) Despite Clause of CSA Standard Z275.2-04, Competency Standard for Diving Operations, an employer must ensure that the flow through the intake of a pipe, tunnel, duct or similar installation in the vicinity of a dive

(a) is stopped and the intake mechanism is locked out before the dive begins, and

(b) is not restarted until after the diver leaves the water.