Use—Surface and Underground | Midpage

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Code of Federal Regulations

ECFR2ba77071917751f

Use—Surface and Underground

57.6300Control of blasting operations.57.6301Blasthole obstruction check.57.6302Separation of explosive material.57.6303Initiation preparation.57.6304Primer protection.57.6305Unused explosive material.57.6306Loading, blasting, and security.57.6307Drill stem loading.57.6308Initiation systems.57.6309Fuel oil requirements for ANFO.57.6310Misfire waiting period.57.6311Handling of misfires.57.6312Secondary blasting.