Air testing of a sanitary sewer installation under ASTM C calls for pressure to remain above psig for a duration that is proportional to the. ASTM C Standard Test Method for Low-Pressure Air Test of Vitrified ASTM F Standard Test Method for Installation Acceptance of Plastic. Find the most up-to-date version of ASTM C at Engineering
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It is informational only and not an official part of the standard; the full text of the standard itself must be referred to for its use and application. Posting Guidelines Promoting, selling, recruiting, coursework and thesis posting is forbidden. For a given diameter, say that the length of the line doubles. This abstract is a brief summary of the referenced standard. Close this window and log in. Both the number of joints and the volume of air in the pipe double.
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ASTM C – 11() – Standard Test Method for Low-Pressure Air Test of Vitrified Clay Pipe Lines
It is the responsibility of the user of this standard to establish appropriate safety and health practices and determine the applicability of regulatory limitations prior to use.
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The time between completion of the backfill operation and low-pressure air testing shall be determined by the approving authority. If only a few pipe joints are subject to pressure in testing a shorter sewer line, why is an allowable pressure loss per joint reduced when testing a longer sewer line?
The test is about the volume of air lost, not the pressure.
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ASTM C828 – 11(2016)
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Are you an Engineering professional? Need more than one copy? This test method can also be used as a preliminary test to demonstrate the condition of the line prior v828 backfill and further construction activities.
Refer to Practice C Standards Subscriptions from ANSI provides a money-saving, multi-user solution for accessing standards. This seems counter-intuitive to me.
By joining you are opting in to receive e-mail. Therefore, the average leakage per joint remains unchanged. Standards Subsctiption may be the perfect solution.