30 C.F.R. § 75.1103-3
Current through May 31, 2024
Automatic fire sensor and warning device systems installed in belt haulageways of underground coal mines shall be assembled from components which meet the minimum requirements set forth in §§ 75.1103-4 through 75.1103-7 unless otherwise approved by the Secretary.
30 C.F.R. §75.1103-3