S-2.1, r. 4 - Safety Code for the construction industry

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3.13.2. Before disconnecting or repairing a connection or a section of piping through which gas under pressure circulates, the piping supply shall be cut off and that piping shall be completely depressurized.
R.R.Q., 1981, c. S-2.1, r. 6, s. 3.13.2; O.C. 1413-98, s. 20; O.C. 805-2020, s. 3.
3.13.2. Before disconnecting or repairing a connection or a section of piping through which compressed gas circulates, the piping supply shall be cut off and that piping shall be completely depressurized.
R.R.Q., 1981, c. S-2.1, r. 6, s. 3.13.2; O.C. 1413-98, s. 20.