Code of Federal Regulations · Section
§ 32.56-40 — -40 Category A Machinery Spaces: Insulation—T/all
46 C.F.R. § 32.56-40
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Structural insulation within category A machinery spaces must have a barrier such as metal foil, sheet metal, cementitious coating, or other vapor barrier so that the surface of that insulation is impervious to oil and oil vapors.
Authorizing Statute
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Superintendence of the merchant marine46 U.S.C. § 2103