30 C.F.R. § 57.18012 Emergency telephone numbers.
Title 30 - Mineral Resources
Emergency telephone numbers shall be posted at appropriate telephones.
Title 30: Mineral Resources
PART 57—SAFETY AND HEALTH STANDARDS—UNDERGROUND METAL AND NONMETAL MINES
Subpart Q—Safety Programs
Surface and Underground
§ 57.18012 Emergency telephone numbers.
