Home > Term: charged hole
charged hole
Hole to be blasted that contains explosive material and a detonator; for blasting operations under the jurisdiction of the Mine Safety and Health Administration (MSHA), charged holes must be detonated within 72 h of charging unless prior approval has been obtained from MSHA (CFR 30, 1988 - 56.6094).
- Kalbos dalis: noun
- Pramonės šaka / sritis: Mining
- Category: General mining; Mineral mining
- Government Agency: USBM
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(Milwaukee, United States)