By American Water Works Association
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Extra info for AWWA standard for polyvinyl chloride (PVC) pressure pipe : 4 in through 12 in., for water
2 Responsibility for compliance. Plant inspection by the purchaser or the omission of such inspections shall not relieve the manufacturer of the responsibility to provide materials complying with the applicable requirements of this standard. SECTION 6: Sec. 1 General. Pipe, couplings, and fittings shall bear identification markings that will remain legible during normal handling, storage, and installation. The markings shall be applied in a manner that will not reduce the strength of any product described by this standard.
1 Shipping. Pipe, couplings, and fabricated fittings shall, unless otherwise required by the purchaser, be prepared for standard commercial shipment. 2 Delivery. Pipe, couplings, and fabricated fittings that do not comply with the applicable requirements of this standard or that are damaged when received shall be replaced by the manufacturer or supplier at the agreed point of delivery. Sec. 3 Affidavit of Compliance The manufacturer shall, if so specified by the purchaser, provide an affidavit that delivered materials comply with the requirements of this standard and of the purchaser.
When any PVC product fails to meet a requirement specified in this standard or in a referenced standard, additional tests shall be performed to determine which products are acceptable of those produced since the last favorable test. Products that fail to meet any requirement shall be rejected. 12 Hydrostatic proof test for pipe. Each length of pipe shall be proof tested in accordance with Sec. 3. 13 Hydrostatic proof test for machined couplings. Each separate machined coupling shall be proof tested in accordance with Sec.