30 CFR § 57.4057
Underground trailing cables
May 28, 2026
§ 57.4057 Underground trailing cables.
Underground trailing cables shall be accepted or approved by MSHA as flame resistant.
[57 FR 61223, Dec. 23, 1992]
Underground trailing cables shall be accepted or approved by MSHA as flame resistant.
[57 FR 61223, Dec. 23, 1992]