Code of Federal Regulations · Section

§ 153.545 — Special Requirements For Liquid Sulfur

46 C.F.R. § 153.545

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(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.

46 C.F.R. § 153.530 46 C.F.R. § 153.554

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