StacksVerified U.S. federal law reference

46 CFR §178.450 — Calculation of drainage area for cockpit and well deck vessels.

Verified against eCFR.gov as of June 20, 2026View official text on eCFR.gov ↗
  1. (a)The drainage area required on a vessel must be computed using the following formula:
  2. (b)Vessels with bulwarks in the forward part of the vessel shall not form a well with the deckhouse which retains water.