Code of Federal Regulations Title 30. Mineral Resources § 30.77.704 Work on high-voltage lines;  deenergizing and grounding

High-voltage lines shall be deenergized and grounded before work is performed on them, except that repairs may be permitted on energized high-voltage lines if (a) such repairs are made by a qualified person in accordance with procedures and safeguards set forth in §§ 77.704–1 through 77.704–11 of this Subpart H as applicable, and (b) the operator has tested and properly maintained the protective devices necessary in making such repairs.