CFR › Title 46 › Part 178Part 178 — Intact Stability and SeaworthinessSubpart A — General Provisions§ 178.115— Applicability to existing vessels.Subpart B — Stability Instructions for Operating Personnel§ 178.210— Stability information.§ 178.215— Weight of passengers and crew.§ 178.220— Stability booklet.§ 178.230— Stability letter or Certificate of Inspection stability details.Subpart C — Intact Stability Standards§ 178.310— Intact stability requirements—general.§ 178.320— Intact stability requirements—non-sailing vessels.§ 178.325— Intact stability requirements—monohull sailing vessels.§ 178.330— Simplified stability proof test (SST).§ 178.340— Stability standards for pontoon vessels on protected waters.Subpart D — Drainage of Weather Decks§ 178.410— Drainage of flush deck vessels.§ 178.420— Drainage of cockpit vessels.§ 178.430— Drainage of well deck vessels.§ 178.440— Drainage of open boats.§ 178.450— Calculation of drainage area for cockpit and well deck vessels.Subpart E — Special Installations§ 178.510— Ballast.