 |
Code of Federal Regulations (Last Updated: July 5, 2024) |
 |
Title 30 - Mineral Resources |
|
Chapter I - Mine Safety and Health Administration, Department of Labor |
|
SubChapter K - Metal and Nonmetal Mine Safety and Health |
|
Part 57 - Safety and Health Standards - Underground Metal and Nonmetal Mines |
|
Subpart E - Explosives |
|
Extraneous Electricity - Surface and Underground |
§ 57.6603 - Air gap.
Latest version.
-
§ 57.6603 Air gap.
At least a 15-foot air gap shall be provided between the blasting circuit and the electric power source.