30 C.F.R. § 77.1909

Current through November 30, 2024
Section 77.1909 - Explosives and blasting; use of permissible explosives and shot-firing units

Except as provided in § 77.1909-1 , only permissible explosives and permissible shot-firing units shall be used in sinking shafts and slopes.

30 C.F.R. §77.1909