Leak tests.

Current as of 1999-10-01 Government source

Pipeline and Hazardous Materials Safety AdministrationOfficial agency material

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(a) Each container and piping system must be initially tested to assure that the component will contain the product for which it is designed without leakage.

(b) Shop fabricated containers and all flammable fluid piping must be leak tested to a minimum of the design pressure after installation but before placing it in service.

(c) For a storage tank with vacuum insulation, the inner container, outer shell, and all internal piping must be tested for vacuum leaks in accordance with an appropriate procedure.

Meanings are ordered from the narrowest applicable scope.

Componentbinding

means any part, or system of parts functioning as a unit, including, but not limited to, piping, processing equipment, containers, control devices, impounding systems, lighting, security devices, fire control equipment, and communication equipment, whose integrity or reliability is necessary to maintain safety in controlling, processing, or containing a hazardous fluid.

49 CFR 193.2007Applies at 49 CFR Part 193 scope

Containerbinding

means a component other than piping that contains a hazardous fluid.

49 CFR 193.2007Applies at 49 CFR Part 193 scope

Design pressurebinding

means the pressure used in the design of components for the purpose of determining the minimum permissible thickness or physical characteristics of its various parts. When applicable, static head shall be included in the design pressure to determine the thickness of any specific part.

49 CFR 193.2007Applies at 49 CFR Part 193 scope

Pipingbinding

means pipe, tubing, hoses, fittings, valves, pumps, connections, safety devices or related components for containing the flow of hazardous fluids.

49 CFR 193.2007Applies at 49 CFR Part 193 scope

Storage tankbinding

means a container for storing a hazardous fluid.

49 CFR 193.2007Applies at 49 CFR Part 193 scope

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Record details

Retrieved: Aug 12, 2026
Version: 1999-10-01

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