Permissible cap lamps shall be required in all underground mines where there is a potential hazard from gas.
Cap lamps
A.R.S. § 27-373 — under Hoists, Shafts and Underground Operations.
A.R.S. § 27-373
A.R.S. § 27-373 — under Hoists, Shafts and Underground Operations.
A.R.S. § 27-373
Permissible cap lamps shall be required in all underground mines where there is a potential hazard from gas.