Ralph, * Standards Engineer Liaison, AWWA, Denver, Colo. Kells, * Council Liaison, Connecticut Water Company, Clinton, Conn. Hendrickson, Water Service Consultants Inc., Exeter, N.H. Bsharat, National Fire Sprinkler Association, Patterson, N.Y. Orvin, City of Jacksonville, Jacksonville, Fla. Nena, California Water Service Company, Montebello, Calif. Havlina, Los Angeles Department of Water and Power, Los Angeles, Calif. Brook, Orange County Public Utilities, Orlando, Fla. Brady, Department of Public Utilities, County of Henrico, Richmond, Va. 42nd St., New York, NY 10036 (212) Copyright 1998 by American Water Works Association Printed in USA iiģ Committee Personnel The AWWA Standards Committee on Backflow Preventers, which reviewed and approved this standard, had the following personnel at the time of approval: James T. Purchasers of American National Standards may receive current information on all standards by calling or writing the American National Standards Institute, 11 W. ANSI procedures require that action be taken to reaffirm, revise, or withdraw this standard no later than five years from the date of publication. This American National Standard may be revised or withdrawn at any time. CAUTION NOTICE: The American National Standards Institute (ANSI) approval date on the front cover of this standard indicates completion of the ANSI approval process. Producers of goods made in conformity with an American National Standard are encouraged to state on their own responsibility in advertising and promotional materials or on tags or labels that the goods are produced in conformity with particular American National Standards. American National Standards are subject to periodic review, and users are cautioned to obtain the latest editions. The existence of an American National Standard does not in any respect preclude anyone, whether that person has approved the standard or not, from manufacturing, marketing, purchasing, or using products, processes, or procedures not conforming to the standard. An American National Standard is intended as a guide to aid the manufacturer, the consumer, and the general public. American National Standard An American National Standard implies a consensus of those substantially concerned with its scope and provisions. The action becomes effective on the first day of the month following the month of Journal AWWA publication of the official notice.
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2, AMERICAN WATER WORKS ASSOCIATION 6666 West Quincy Avenue, Denver, Colorado 80235Ģ AWWA Standard This document is an American Water Works Association standard. 27, This edition approved June 15, Approved by American National Standards Institute Dec.
1, First edition (AWWA C506) approved by AWWA Board of Directors Jan. 1 American Water Works Association ANSI/AWWA C (Revision of ANSI/AWWA C510-92) R AWWA STANDARD FOR DOUBLE CHECK VALVE BACKFLOW PREVENTION ASSEMBLY Effective date: Feb.