['Specialized Industries']

['Mining']

07/19/2025

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§57.22607 Blasting on shift (III mines).

...

§57.22607 Blasting on shift (III mines).

RegSense CFR Regulations Mining Specialized Industries CFR Section English Focus Area USA

When blasting on shift, tests for methane shall be made in the mine atmosphere by a competent person before blasting. Blasting shall not be done when 1.0 percent or more methane is present.

['Specialized Industries']

['Mining']

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