GroundRules
46 CFR 154.519: Piping relief valves.
Where this section sits in the code
- Title 46—Shipping
- CHAPTER I—COAST GUARD, DEPARTMENT OF HOMELAND SECURITY
- SUBCHAPTER O—CERTAIN BULK DANGEROUS CARGOES
- PART 154—SAFETY STANDARDS FOR SELF-PROPELLED VESSELS CARRYING BULK LIQUEFIED GASES
- Subpart C—Design, Construction and Equipment
(a) The liquid relief valve that protects the cargo piping system from liquid pressure exceeding the design pressure must discharge into:
(1) A cargo tank; or
(2) A cargo vent mast if that vent mast has a means for the detection and removal of the liquid cargo that is specially approved by the Commandant (CG-ENG).
(b) A relief valve on a cargo pump that protects the cargo piping system must discharge into the pump suction.
Collected 2026-08-27T02:26:22Z. Source file · JSON