46 C.F.R. § 45.135
Hull openings at or below freeboard deck.
Cite as 46 C.F.R. § 45.135 (2026)
Closures for hull openings at or below the freeboard deck must be as strong as the structure to which they are attached and must be watertight.
46 C.F.R. § 45.135
Cite as 46 C.F.R. § 45.135 (2026)