5.3.1. The employer shall ensure that the owner or lessee of any piece of machinery used to lift a load and capable of vertical, lateral or rotational motion, posts on such machinery, in a conspicuous place so as to be seen by the operator, a warning sign reading: DANGER — N’APPROCHEZ PAS DES LIGNES ELECTRIQUES, in letters at least 12 mm in height.
R.R.Q., 1981, c. S-2.1, r. 6, s. 5.3.1.