The Department's regulations at 30 CFR 57.22606(a) provide procedures by which a mine operator shall notify MSHA of all explosive materials and blasting units prior to their use in underground gassy metal and nonmetal mines.
The latest form for Explosive Materials and Blasting Units (pertains only to underground metal and Category III nonmetal mines deemed to be gassy) expires 2022-07-31 and can be found here.
Document Name |
---|
Supplementary Document |
Supporting Statement A |