Regulations last checked for updates: Dec 19, 2025

Title 46 - Shipping last revised: Nov 24, 2025
§ 76.33-10 - Location and spacing of accumulators.

(a) Smoke accumulators must be located overhead in each compartment. Where liable to physical damage, the accumulators and piping must be suitably protected.

(b) No spot on the overhead of a protected space may be more than 40 feet from an accumulator.

(c) Accumulators must not be located closer to the opening of a ventilator than three times the diameter or equivalent diameter of the opening.

[CGFR 65-50, 30 FR 16940, Dec. 30, 1965, as amended by USCG-2012-0196, 81 FR 48259, July 22, 2016]
authority: 46 U.S.C. 3306; E.O. 12234, 45 FR 58801, 3 CFR, 1980 Comp., p. 277; DHS Delegation No. 00170.1, Revision No. 01.4
source: CGFR 65-50, 30 FR 16940, Dec. 30, 1965, unless otherwise noted.
cite as: 46 CFR 76.33-10