# 46 CFR § 153.201: Openings to accommodation, service or control spaces

> Federal · Regulations · In force

URL: https://www.frixlaw.com/law-library/statutes/ecfr-46-153.201

## Section

- **Citation:** 46 CFR § 153.201
- **Heading:** Openings to accommodation, service or control spaces
- **Jurisdiction:** Federal
- **Kind:** Regulations
- **Status:** In force
- **Text as of:** September 22, 2026
- **Source:** Publisher's official text
- **Location:** Title 46—Shipping > CHAPTER I—COAST GUARD, DEPARTMENT OF HOMELAND SECURITY > SUBCHAPTER O—CERTAIN BULK DANGEROUS CARGOES > PART 153—SHIPS CARRYING BULK LIQUID, LIQUEFIED GAS, OR COMPRESSED GAS HAZARDOUS MATERIALS > Subpart B—Design and Equipment > General Vessel Requirements

## Text

(a) Except as allowed in paragraph (b) of this section, entrances, ventilation intakes and exhausts, and other openings to accommodation, service, or control spaces must be located aft of the house bulkhead facing the cargo area a distance at least equal to the following:
(1) 3 m (approx. 10 ft) if the vessel length is less than 75 meters (approx. 246 ft).
(2) L/25 if the vessel length is between 75 and 125 meters (approx. 246 ft and 410 ft).
(3) 5 m (approx. 16.5 ft) if the vessel length is more than 125 meters (approx. 410 ft).
(b) Fixed port lights, wheelhouse doors, and windows need not meet the location requirements specified in paragraph (a) of this section if they do not leak when tested with a fire hose at 207 kPa gauge (30 psig).
[CGD 81-078, 50 FR 21173, May 22, 1985]

## Nearby sections

- [46 CFR § 153.190 § 153.190 Stability requirements.](https://www.frixlaw.com/law-library/statutes/ecfr-46-153.190.md)
- [46 CFR § 153.201 § 153.201 Openings to accommodation, service or control spaces.](https://www.frixlaw.com/law-library/statutes/ecfr-46-153.201.md)
- [46 CFR § 153.208 § 153.208 Ballast equipment.](https://www.frixlaw.com/law-library/statutes/ecfr-46-153.208.md)
- [46 CFR § 153.209 § 153.209 Bilge pumping systems.](https://www.frixlaw.com/law-library/statutes/ecfr-46-153.209.md)
- [46 CFR § 153.214 § 153.214 Personnel emergency and safety equipment.](https://www.frixlaw.com/law-library/statutes/ecfr-46-153.214.md)
- [46 CFR § 153.215 § 153.215 Safety equipment lockers.](https://www.frixlaw.com/law-library/statutes/ecfr-46-153.215.md)
- [46 CFR § 153.216 § 153.216 Shower and eyewash fountains.](https://www.frixlaw.com/law-library/statutes/ecfr-46-153.216.md)
- [46 CFR § 153.217 § 153.217 Access to enclosed spaces and dedicated ballast tanks.](https://www.frixlaw.com/law-library/statutes/ecfr-46-153.217.md)
- [46 CFR § 153.219 § 153.219 Access to double bottom tanks serving as dedicated ballast tanks.](https://www.frixlaw.com/law-library/statutes/ecfr-46-153.219.md)
- [46 CFR § 153.230 § 153.230 Type I system.](https://www.frixlaw.com/law-library/statutes/ecfr-46-153.230.md)
- [46 CFR § 153.231 § 153.231 Type II system.](https://www.frixlaw.com/law-library/statutes/ecfr-46-153.231.md)
- [46 CFR § 153.232 § 153.232 Type III system.](https://www.frixlaw.com/law-library/statutes/ecfr-46-153.232.md)
- [46 CFR § 153.233 § 153.233 Separation of tanks from machinery, service and other spaces.](https://www.frixlaw.com/law-library/statutes/ecfr-46-153.233.md)
- [46 CFR § 153.234 § 153.234 Fore and aft location.](https://www.frixlaw.com/law-library/statutes/ecfr-46-153.234.md)

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Source: Frix Law Library, https://www.frixlaw.com/law-library/statutes/ecfr-46-153.201. Check the current official text before relying on it. Not legal advice.