recommended practices Asay, Stuart F. creator author. text bibliography Electronic books. cou 2015 2015 Fourth edition. monographic eng 1 online resource (221 pages) : illustrations (some color). Backflow prevention principles -- Program administration -- Backflow prevention assembly application, installation, and maintenance -- Conducting a cross-connection control survey -- Sample hazards and proper protection. Stuart F. Asay. Revision of: Recommended practice for backflow prevention and cross-connection control, 3rd edition, 2004. Includes bibliographical references and index. Backsiphonage (Plumbing) Prevention Cross-connections (Plumbing) TH6523 .A87 2015eb 696/.1 Asay, Stuart F. Denver, Colorado : American Water Works Association, [2015] (DNAL)1296716 (DLC)11008295 9781613003091 (e-book) http://site.ebrary.com/lib/rucke/Doc?id=11008295 http://site.ebrary.com/lib/rucke/Doc?id=11008295 CaPaEBR 140924 ebr11008295 eng