Code of Federal Regulations · Section

§ 77.1913 — Fire-resistant Wood

30 C.F.R. § 77.1913

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Except for crossties, timbers, and other wood products which are permanently installed in slopes and shafts, shall be fire resistant.

30 C.F.R. § 77.1912 30 C.F.R. § 77.1914

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