46 CFR § 58.01-45 - Machinery space, ventilation.

---
identifier: "/us/cfr/t46/s58.01-45"
source: "ecfr"
legal_status: "authoritative_unofficial"
title: "46 CFR § 58.01-45 - Machinery space, ventilation."
title_number: 46
title_name: "Shipping"
section_number: "58.01-45"
section_name: "Machinery space, ventilation."
chapter_name: "COAST GUARD, DEPARTMENT OF HOMELAND SECURITY"
subchapter_number: "F"
subchapter_name: "MARINE ENGINEERING"
part_number: "58"
part_name: "MAIN AND AUXILIARY MACHINERY AND RELATED SYSTEMS"
positive_law: false
currency: "2026-04-05"
last_updated: "2026-04-05"
format_version: "1.1.0"
generator: "[email protected]"
authority: "43 U.S.C. 1333; 46 U.S.C. 3306, 3703; E.O. 12234, 45 FR 58801, 3 CFR, 1980 Comp., p. 277; DHS Delegation No. 00170.1, Revision No. 01.4."
regulatory_source: "CGFR 68-82, 33 FR 18878, Dec. 18, 1968, unless otherwise noted."
cfr_part: "58"
---


# 58.01-45 Machinery space, ventilation.

Each machinery space must be ventilated to ensure that, when machinery or boilers are operating at full power in all weather including heavy weather, an adequate supply of air is maintained for the operation of the machinery and for the safety, efficiency, and comfort of the crew.

[CGD 83-043, 60 FR 24775, May 10, 1995]