5.2.3. The employer who carries out work less than 30 m away from an electrical line with a voltage higher than 250,000 V shall ensure that the following requirements are respected:(a) refueling shall be done outside the area;
(b) construction equipment on tires shall be equipped with an electrostatic link between the metallic part and the ground; and
(c) during the installation or manipulation of a metal duct, fence or above ground structure, it shall be grounded every 30 m.