Statutes, codes, and regulations
Wyoming Administrative Code
Agency 053 - Workforce Services, Department ofSubagency 0004 - Mining InspectorChapter 3 - UNDERGROUND METAL/NONMETAL MINES
Subpart T - Safety Standards for Methane in Metal and Nonmetal Mines
Section 57.22237 - Actions at 2.0 to 2.5 percent methane in bleeder systems (I-A and III mines)

053-3 Wyo. Code R. § 57.22237

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Current through April 27, 2019
Section 57.22237 - Actions at 2.0 to 2.5 percent methane in bleeder systems (I-A and III mines)

If methane reaches 2.0 percent in bleeder systems at the point where a bleeder split enters a main return split, mining shall not be permitted on ventilation splits affected by the bleeder system. If methane has not been reduced to less than 2.0 percent within 30 minutes, or if methane levels reach 2.5 percent, all persons other than competent persons necessary to take corrective action shall be withdrawn from affected areas.

053-3 Wyo. Code R. § 57.22237