30 C.F.R. § 77.1711 Smoking prohibition.
Title 30 - Mineral Resources
No person shall smoke or use an open flame where such practice may cause a fire or explosion.
Title 30: Mineral Resources
PART 77—MANDATORY SAFETY STANDARDS, SURFACE COAL MINES AND SURFACE WORK AREAS OF UNDERGROUND COAL MINES
Subpart R—Miscellaneous
§ 77.1711 Smoking prohibition.
