The items below are copies of the USC Foundation's most requested documents.
All frequently requested documents are made available for your own use in PDF format.
9th edition vs 10th edition
The USC Foundation has put together a worksheet that lists the differences between the two procedures side-by-side. The worksheet outlines the four backflow preventions assemblies (RP, DC, PVB, SVB) and lists reasons for the change in the Tenth Edition.
second printing corrections
The Foundation has published a second printing of the Manual 10th Edition, dated 2012. The second printing includes corrections in the original printing Dec. 2009.
tester training course
The hosting agency assists in securing a suitable location for the course and providing some classroom needs. Also, the hosting agency is granted two complimentary registrations for each course it hosts.
specialist training course
The hosting agency assists in securing a suitable location for the course and providing some classroom needs. Also, the hosting agency is granted two complimentary registrations for each course it hosts..
Southern California counties, backflow tester certification requirements
After completing a course for field testing backflow prevention assemblies, a Tester may be interested in certification. Most local health or water authorities require a tester to be certified before field testing any assemblies in their jurisdictions. So, the USC Foundation has put together a helpful guide on Southern California counties certification requirements to help Testers start the process.
regarding modifications to any USC approved bacfklow
The USC Foundation has made available a document outlining its position on modifications to USC approved assemblies. The document highlights chapter 10.1.1.1.7 in the Manual of Cross-Connection Control, Tenth Edition that addresses modifications to USC approved assemblies.
prevalence of cross-connections in household plumbing systems
The USC Foundation received a grant in 2001 from the US Environmental Protection Agency to assess the prevalence of cross-connection in household plumbing systems. On-site surveys were conducted in 188 homes in the US Mid West.
protection for post mix carbonators
One of the common questions received in the Foundation office has to do with the level of backflow protection needed on post mix soft drink carbonators.
gages and manufacturers
The USC Foundation has included a set of Standards for Field Test Kits in the Tenth Edition manual. Although, there are currently no field tests kits approved by the USC Foundation. However, the USC Foundation has conducted reviews of gages to see if they comply with the generalized guidelines shown in Section 9 (Field Test Procedures) in the 9th Edition manual.