AWWA’s Comment Period on ANSI/AWWA C900 - Polyvinyl Chloride (PVC) Pressure Pipe and Fabricated Fittings, 4 In. Through 60 In. (100 mm Through 1,500 mm) AWWA solicits public comments on all proposed new AWWA Standards, and on all proposed revisions, reaffirmations, or withdrawals of existing AWWA Standards. The referenced standards project is being considered for approval and the publication of this notice begins the 30-day public comment period for AWWA and ANSI. An electronic public review copy of the attachment can be obtained for review during the comment period by emailing firstname.lastname@example.org. Comments must be submitted in writing to the AWWA contact listed below no later than the last day of the comment period specified herein. Such comments shall be specific to the section(s) of the standard under review and include sufficient detail so as to enable the reader to understand the commenter's position, concerns and suggested alternative language, if appropriate. AWWA’s Comment Period closes on 5/16/22. Send comments to: Jason Hrdlicka 303.347.6285 phone The review copy will be edited for publication and may also be revised as appropriate based on any comments received during the public comment period. Therefore, this copy is not suitable for continued utilization and is intended only for comment purposes. Final publication of the standard may take several months. When it is available, a notice will be published in the official notice section of Journal - American Water Works Association . The standard becomes an effective AWWA standard on the first day of the month following such publication in Journal - American Water Works Association . SCOPE This standard covers polyvinyl chloride (PVC) pipe, machined PVC couplings, and fabricated PVC fittings manufactured for conveying potable water, reclaimed water, irrigation water, wastewater, or any fluid compatible with non-plasticized PVC. MAJOR REVISIONS Major revisions made to the standard in this edition include the following: 1. Clarification of pipe material requirements in Sec. 4.2.2. 2. Clarification of fabricated fitting material requirements in Sec. 4.2.6. 3. Clarification of fabricated fitting pressure test requirements in Sec 4.5.5. 4. Clarification to surge pressure allowance calculations in Sec. 22.214.171.124. 5. Update to recurring surge design example in App. B.