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U.S. Department of Labor Mine Safety and Health Administration Protecting Miners' Safety and Health Since 1978 |
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30 CFR § 56.6307
Drill stem loading.
Explosive material shall not be loaded into blastholes with drill stem
equipment or other devices that could be extracted while containing explosive
material. The use of loading hose, collar sleeves, or collar pipes is
permitted. [58 FR 69596, Dec. 30, 1993] |
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Mine Safety and Health Administration (MSHA) 1100 Wilson Boulevard, 21st Floor Arlington, VA 22209-3939 |
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