30 C.F.R. § 57.6401 – Shunting. | MidpageExcept during testing—
- (a) Electric detonators shall be kept shunted until connected to the blasting line or wired into a blasting round;
- (b) Wired rounds shall be kept shunted until connected to the blasting line; and
- (c) Blasting lines shall be kept shunted until immediately before blasting.