---
kind: "section"
citation: "46 C.F.R. § 128.230"
title: "46"
number: "128.230"
heading: "Penetrations of hulls and watertight bulkheads—materials and pressure design."
url: "https://uscodex.org/cfr/46/128.230"
---

# §128.230. Penetrations of hulls and watertight bulkheads—materials and pressure design.

- (a) Each piping penetration, in each bulkhead required by this subchapter to be watertight, must meet the requirements for materials and pressure design of subchapter F of this chapter.
- (b) Each overboard discharge and shell connection, up to and including required shut-off valves, must meet the requirements for materials and pressure design of subchapter F of this chapter.

## Notes

### Authority

Authority: 46 U.S.C. 3306; sec. 617, Pub. L. 111-281, 124 Stat. 2905; Department of Homeland Security Delegation No. 0170.1.

### Source

Source: CGD 82-004 and CGD 86-074, 62 FR 49331, Sept. 19, 1997, unless otherwise noted.