46 CFR 153.545
§ 153.545 Special requirements for liquid sulfur.
United States · 46 CFR — Shipping · Status: effective
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- Citation
- 46 CFR 153.545, § 153.545 Special requirements for liquid sulfur, United States, version 1 as recorded 2026-07-09, yourstate.us, https://yourstate.us/provision/228724
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Full text
(a) A containment system carrying liquid sulfur must have:
(1) A cargo tank ventilation system that:
(i) Maintains the H2S vapor concentration below 1.85 percent by volume; and
(ii) Prevents sulfur buildup within itself; and
(2) An alarm system designed to operate when the ventilation system blower fails.
(b) The void spaces around a cargo tank that carries liquid sulfur must be oil tight.
(c) A cargo tank that carries liquid sulfur and the void spaces surrounding the tank must have connections for sampling vapor.
Legislative history
This is a federal regulation, adopted through agency rulemaking under the Administrative Procedure Act — not enacted by a recorded vote of Congress.