30 C.F.R. § 57.5041 Smoking prohibition.
Title 30 - Mineral Resources
Smoking shall be prohibited in all areas of a mine where exposure records are required to be kept in compliance with standard 57.5040.
Title 30: Mineral Resources
PART 57—SAFETY AND HEALTH STANDARDS—UNDERGROUND METAL AND NONMETAL MINES
Subpart D—Air Quality, Radiation, Physical Agents, and Diesel Particulate Matter
Radiation—Underground Only
§ 57.5041 Smoking prohibition.