30 C.F.R. § 57.12082 Isolation of powerlines.
Title 30 - Mineral Resources
Powerlines shall be well separated or insulated from waterlines, telephone lines and air lines.
Title 30: Mineral Resources
PART 57—SAFETY AND HEALTH STANDARDS—UNDERGROUND METAL AND NONMETAL MINES
Subpart K—Electricity
Underground Only
§ 57.12082 Isolation of powerlines.

