---
kind: "section"
citation: "46 C.F.R. § 45.151"
title: "46"
number: "45.151"
heading: "Other openings."
url: "https://uscodex.org/cfr/46/45.151"
---

# §45.151. Other openings.


Each opening other than hatchways, machinery space openings, manholes, or flush scuttles—

- (a) In freeboard decks, must be protected by an enclosed superstructure or by a deckhouse or companionway that is equal in strength and weathertightness to an enclosed superstructure; or
- (b) In exposed superstructure decks or in the top of a deckhouse on freeboard decks that gives access to a space below the freeboard deck or a space within an enclosed superstructure, must be protected by a deckhouse or companionway.

## Notes

### Authority

Authority: 46 U.S.C. 5104, 5108; Department of Homeland Security Delegation No. 0170.1.

### Source

Source: CGD 73-49R, 38 FR 12290, May 10, 1973, unless otherwise noted.