Editorial Note on Part 75

Editorial Note:

The provisions of this part marked [Statutory Provision] appear in Title III of the Federal Coal Mine Health and Safety Act of 1969.

§ 75.706 Deenergized underground power circuits; idle days—idle shifts.

[Statutory Provisions]

When not in use, power circuits underground shall be deenergized on idle days and idle shifts, except that rectifiers and transformers may remain energized.