['Specialized Industries']

['Mining']

07/19/2025

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§57.22226 Testing for methane (IV mines).

...

§57.22226 Testing for methane (IV mines).

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

Tests for methane shall be conducted in the mine atmosphere by a competent person—

(a) At least once each shift prior to starting work in each face and raise; and

(b) Upon initial release of gas into the mine atmosphere from boreholes.

['Specialized Industries']

['Mining']

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