---
kind: "section"
citation: "46 C.F.R. § 171.017"
title: "46"
number: "171.017"
heading: "One and two compartment standards of flooding."
url: "https://uscodex.org/cfr/46/171.017"
---

# §171.017. One and two compartment standards of flooding.

- (a) **One compartment standard of flooding.** A vessel is designed to a one compartment standard of flooding if the margin line is not submerged when the total buoyancy between each set of two adjacent main transverse watertight bulkheads is lost.
- (b) **Two compartment standard of flooding.** A vessel is designed to a two compartment standard of flooding if the margin line is not submerged when the total buoyancy between each set of three adjacent main transverse watertight bulkheads is lost.

## Notes

### Authority

Authority: 46 U.S.C. 2103, 3306; E.O. 12234, 45 FR 58801, 3 CFR, 1980 Comp., p. 277; Department of Homeland Security Delegation No. 0170.1.

### Source

Source: CGD 79-023, 48 FR 51017, Nov. 4, 1983, unless otherwise noted.