---
kind: "section"
citation: "46 C.F.R. § 111.103-3"
title: "46"
number: "111.103-3"
heading: "Machinery space ventilation."
url: "https://uscodex.org/cfr/46/111.103-3"
---

# §111.103-3. Machinery space ventilation.

- (a) Each power ventilation system for a machinery space must have two controls to stop the ventilation, one of which may be the supply circuit breaker.
- (b) The controls required in [paragraph (a)](#a) of this section must be grouped so that they are operable from two positions, one of which must be outside the machinery space.

## Notes

### Amendments

[CGD 74-125A, 47 FR 15236, Apr. 8, 1982, as amended by USCG-2020-0075, 88 FR 16365, Mar. 16, 2023]

### Authority

Authority: 46 U.S.C. 3306, 3703; DHS Delegation No. 00170.1, Revision No. 01.2. Section 111.05-20 and Subpart 111.106 also issued under sec. 617, Pub. L. 111-281, 124 Stat. 2905.

### Source

Source: CGD 74-125A, 47 FR 15236, Apr. 8, 1982, unless otherwise noted.

### Amendments

[CGD 74-125A, 47 FR 15236, Apr. 8, 1982, as amended by USCG-2020-0075, 88 FR 16365, Mar. 16, 2023]