Code of Federal Regulations · Section

§ 64.19 — External Pressure

46 C.F.R. § 64.19

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(a) A tank without a vacuum breaker must be designed to withstand an external pressure of 7

1/2 psig or more.

(b) A tank with a vacuum breaker must be designed to withstand an external pressure of 3 psig or more.

46 C.F.R. § 64.17 46 C.F.R. § 64.21

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