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Code of Federal Regulations (Last Updated: November 8, 2024) |
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Title 30 - Mineral Resources |
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Chapter I - Mine Safety and Health Administration, Department of Labor |
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SubChapter K - Metal and Nonmetal Mine Safety and Health |
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Part 57 - Safety and Health Standards - Underground Metal and Nonmetal Mines |
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Subpart E - Explosives |
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Nonelectric Blasting - Surface and Underground |
§ 57.6500 - Damaged initiating material.
Latest version.
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§ 57.6500 Damaged initiating material.
A visual check of the completed circuit shall be made to ensure that the components are properly aligned and connected. Safety fuse, igniter cord, detonating cord, shock or gas tubing, and similar material which is kinked, bent sharply, or damaged shall not be used.