30 C.F.R. § 57.22226

Current through September 30, 2024
Section 57.22226 - Testing for methane (IV mines)

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.

30 C.F.R. §57.22226