46 CFR §173.059
Verified against eCFR.gov as of June 20, 2026View official text on eCFR.gov ↗
Penetrations and openings in watertight bulkheads must comply with the requirements in subpart E of part 171 of this subchapter or §§ 179.320, 179.330, and 179.340 in subchapter T of this chapter.