30 C.F.R. § 75.1729 Welding operations.
Title 30 - Mineral Resources
Welding operations shall be shielded and the area shall be well ventilated. [38 FR 4976, Feb. 23, 1973]
Title 30: Mineral Resources
PART 75—MANDATORY SAFETY STANDARDS—UNDERGROUND COAL MINES
Subpart R—Miscellaneous
§ 75.1729 Welding operations.

