Cross Connection & Backflow http://www.portlandoregon.gov/index.cfm?c=29743 Thu, 05 Mar 2020 08:58:42 PDT Thu, 09 Apr 2020 10:31:51 PDT Monitoring and maintenance of the drinking water distribution system to reduce risk of contamination. Installation Requirements http://www.portlandoregon.gov/index.cfm?c=29743&a=756072 Thu, 5 Mar 2020 08:58:42 PDT Cross Connection & Backflow Backflow Frequently Asked Questions http://www.portlandoregon.gov/index.cfm?c=29743&a=736459 Wed, 3 Jul 2019 12:01:39 PDT Cross Connection & Backflow Backflow Prevention http://www.portlandoregon.gov/index.cfm?c=29743&a=326460 Wed, 10 Nov 2010 15:44:21 PDT Cross Connection & Backflow ]]> Backflow Safety http://www.portlandoregon.gov/index.cfm?c=29743&a=326459 Wed, 10 Nov 2010 15:42:45 PDT Cross Connection & Backflow ]]> Legal Requirements http://www.portlandoregon.gov/index.cfm?c=29743&a=326458 Wed, 10 Nov 2010 15:41:23 PDT Cross Connection & Backflow ]]> Restored: Reduced Pressure Backflow Assembly http://www.portlandoregon.gov/index.cfm?c=29782&a=42699 Tue, 16 Mar 2004 13:14:37 PDT Backflow Assemblies Reduced Pressure Detector Assembly http://www.portlandoregon.gov/index.cfm?c=29782&a=31175 Wed, 22 Oct 2003 13:14:08 PDT Backflow Assemblies Backflow Assembly Maintenance http://www.portlandoregon.gov/index.cfm?c=29782&a=28166 Wed, 8 Oct 2003 10:06:02 PDT Backflow Assemblies ]]> Reduced Pressure Backflow Assembly http://www.portlandoregon.gov/index.cfm?c=29782&a=28165 Wed, 8 Oct 2003 10:05:12 PDT Backflow Assemblies Double Check Detector Assembly http://www.portlandoregon.gov/index.cfm?c=29782&a=28163 Wed, 8 Oct 2003 10:04:24 PDT Backflow Assemblies Double Check Valve Assembly http://www.portlandoregon.gov/index.cfm?c=29782&a=28161 Wed, 8 Oct 2003 10:03:40 PDT Backflow Assemblies Pressure Vacuum Breaker Assembly http://www.portlandoregon.gov/index.cfm?c=29782&a=28160 Wed, 8 Oct 2003 10:02:24 PDT Backflow Assemblies Hose Bibb Vacuum Breaker http://www.portlandoregon.gov/index.cfm?c=29782&a=28141 Tue, 7 Oct 2003 15:24:57 PDT Backflow Assemblies Atmospheric Vacuum Breaker http://www.portlandoregon.gov/index.cfm?c=29782&a=28138 Tue, 7 Oct 2003 15:18:38 PDT Backflow Assemblies Air Gap Backflow Prevention http://www.portlandoregon.gov/index.cfm?c=29782&a=28137 Tue, 7 Oct 2003 15:16:27 PDT Backflow Assemblies ]]>