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Code of Federal Regulations Title 46. Shipping § 46.154.806 Capacity of pressure relief valves

Current as of January 02, 2025 | Updated by Findlaw Staff

Pressure relief valves for each cargo tank must have a combined relief capacity, including the effects of back pressure from vent piping, headers, and masts, to discharge the greater of the following with not more than a 20% rise in cargo tank pressure above the set pressure of the relief valves:

(a) The maximum capacity of an installed cargo tank inerting system if the maximum attainable working pressure of the cargo tank inerting system exceeds the set pressure of the relief valves.

(b) The quantity of vapors generated from fire exposure that is calculated under § 54.15–25 of this chapter.

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Cite this article: FindLaw.com - Code of Federal Regulations Title 46. Shipping § 46.154.806 Capacity of pressure relief valves - last updated January 02, 2025 | https://codes.findlaw.com/cfr/title-46-shipping/cfr-sect-46-154-806/

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