Statutes, codes, and regulations
Code of Federal Regulations
Title 30 - MINERAL RESOURCESChapter I - MINE SAFETY AND HEALTH ADMINISTRATION, DEPARTMENT OF LABORSubchapter K - METAL AND NONMETAL MINE SAFETY AND HEALTHPart 57 - SAFETY AND HEALTH STANDARDS-UNDERGROUND METAL AND NONMETAL MINESSubpart T - SAFETY STANDARDS FOR METHANE IN METAL AND NONMETAL MINES
VENTILATION
Section 57.22240 - Actions at 2.0 percent methane (V-A mines)

30 C.F.R. § 57.22240

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Current through November 30, 2024
Section 57.22240 - Actions at 2.0 percent methane (V-A mines)

If methane reaches 2.0 percent in the mine atmosphere, all persons other than competent persons necessary to make ventilation changes shall be withdrawn from affected areas until methane is reduced to less than 1.0 percent.

30 C.F.R. §57.22240

52 FR 24941, July 1, 1987; 52 FR 27903, July 24, 1987