30 C.F.R. § 57.22222

Current through May 31, 2024

Section 57.22222 - Ventilation materials (I-A, I-B, I-C, II-A, III, V-A, and V-B mines)

Brattice cloth and ventilation tubing shall be approved by MSHA in accordance with 30 CFR part 7, or shall bear a BC or VT acceptance number issued by the MSHA Approval and Certification Center.

30 C.F.R. §57.22222

54 FR 30508, July 20, 1989