S-2.1, r. 13 - Regulation respecting occupational health and safety

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312.27. Current: When the current at the underwater workstation where the diver must perform duties is over 1 knot, a current deflector must be used to reduce the current to not more than 1 knot. The deflector manufacturing and installation drawings must be approved by an engineer and be available at the dive site.
If it is impossible to use a deflector, another means ensuring equivalent safety must be approved by an engineer.
O.C. 425-2010, s. 3.