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Code of Federal Regulations (Last Updated: July 5, 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 B - Testing, Evaluation, and Approval of Mining Products |
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Part 15 - Requirements for Approval of Explosives and Sheathed Explosive Units |
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Subpart C - Requirements for Approval of Sheathed Explosive Units or Other Explosive Units Designed to be Fired Outside the Confines of a Borehole |
§ 15.32 - Tolerances for weight of explosive, sheath, wrapper, and specific gravity.
Latest version.
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§ 15.32 Tolerances for weight of explosive, sheath, wrapper, and specific gravity.
(a) The weight of the explosive, the sheath, and the outer covering shall each be within ±7.5 percent of that specified in the approval.
(b) The ratio of the weight of the sheath to that of the explosive shall be within ±7.5 percent of that specified in the approval.
(c) The specific gravity of the explosive and sheath shall be within ±7.5 percent of that specified in the approval.