46 CFR 111.105-40

§ 111.105-40 Additional requirements for RO/RO vessels.

United States · 46 CFR — Shipping · Status: effective

Cite this

Citation: 46 CFR 111.105-40, § 111.105-40 Additional requirements for RO/RO vessels, United States, version 1 as recorded 2026-07-09, yourstate.us, https://yourstate.us/provision/227194
Permanent ID: ys:prov:227194@1
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Full text

(a) Each RO/RO vessel must meet ABS Marine Vessel Rules (incorporated by reference; see 46 CFR 110.10-1), section 4-8-4/27.3.2. (b) Each item of installed electrical equipment must meet the requirements for a Class I, Division 1; Class I, Division 2; Zone 0; Zone 1; or Zone 2 hazardous location when installed 460 mm (18 inches) or more above the deck of closed cargo spaces. Electrical equipment installed within 460 mm (18 inches) of the deck must be suitable for either a Class I, Division 1; Zone 0; or Zone 1 hazardous location. (c) Where the ventilation requirement of ABS Marine Vessel Rules section 4-8-4/27.3.2 is not met— (1) All installed electrical equipment must be suitable for a Class I, Division 1; Zone 0; or Zone 1 hazardous location; or (2) If fitted with an approved fixed gas detection system (set at 25 percent of the LEL), each item of installed electrical equipment must meet the requirements for either a Class I, Division 1; Class I, Division 2; Zone 0; Zone 1; or Zone 2 hazardous location.

Legislative history

This is a federal regulation, adopted through agency rulemaking under the Administrative Procedure Act — not enacted by a recorded vote of Congress.