Code of Federal Regulations (Last Updated: July 5, 2024) |
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 |
Ship Arrangements |
§ 154.310 - Cargo piping systems.
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§ 154.310 Cargo piping systems.
Cargo liquid or vapor piping must:
(a) Be separated from other piping systems, except where an interconnection to inert gas or purge piping is required by § 154.901(a);
(b) Not enter or pass through any accommodation, service, or control space;
(c) Except as allowed under § 154.703, not enter or pass through a machinery space other than a cargo pump or compressor room;
(d) Be in the cargo area except:
(1) As allowed under § 154.703;
(2) Bow and stern loading piping; and
(3) Emergency jettisoning piping.
(e) Be above the weather deck except:
(1) As allowed under § 154.703;
(2) Pipes in a trunk traversing void spaces above a cargo containment system; and
(3) Pipes for draining, venting, or purging interbarrier and hold spaces;
(f) Connect into the cargo containment system above the weather deck except:
(1) Pipes in a trunk traversing void spaces above a cargo containment system; and
(2) Pipes for draining, venting, or purging interbarrier and hold spaces.
(g) Be inboard of the transverse cargo tank location required by § 154.235, except for athwartship shore connection manifolds not subject to internal pressure at sea.