Safety Standards for Methane in Metal and Nonmetal Mines | Midpage

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Code of Federal Regulations

Subpart T

Safety Standards for Methane in Metal and Nonmetal Mines

ECFRb1327593e17dde0General ECFR28f8fc57a3bdd68Mine Categorization 57.22101Smoking (I-A, II-A, III, and V-A mines).57.22102Smoking (I-C mines).57.22103Open flames (I-A, II-A, III, and V-A mines).57.22104Open flames (I-C mines).57.22105Smoking and open flames (IV mines).57.22106Dust containing volatile matter (I-C mines).ECFR61019fc6b63f34dVentilation ECFR4721fb0e6ecd8f9Equipment ECFR08589cc28892cddUnderground Retorts ECFR56587d066ee29c7Illumination ECFR0331dd73b76c4abExplosives