30 C.F.R. § 77.1505 Auger holes; blocking.
Title 30 - Mineral Resources
Auger holes shall be blocked with highwall spoil or other suitable material before they are abandoned.
Title 30: Mineral Resources
PART 77—MANDATORY SAFETY STANDARDS, SURFACE COAL MINES AND SURFACE WORK AREAS OF UNDERGROUND COAL MINES
Subpart P—Auger Mining
§ 77.1505 Auger holes; blocking.
