§ 32-156. Technical requirements.

All approved backflow preventers shall conform to specifications set forth in the applicable building code and to rules and regulations promulgated by State agencies. The following specifications are adopted until and unless superseded:

(a)

Air Gap (AG) shall conform to ANSI/ASME standard A 112.1.2-1991.

(b)

All other preventers shall have satisfactorily passed a laboratory and field evaluation in accordance with the latest editions of either Section 10 of the ninth edition of the University of Southern California's Manual of Cross-Connection Control and been approved by the University of Southern California Foundation for Cross Connection Control and Hydraulic Research (USC-FCC & HR); or with ANSI/AWWA Standard C510-97 or C511-97. They are required to be testable in line.

(c)

Reduced Pressure Principal Backflow Prevention Assembly (RP) shall conform to ASSE Standard 1013 or ANSI/AWWA Standard C511-97.

(d)

Double Check Valve Assembly (DC) shall conform to ASSE Standard 1024 or ANSI/AWWA Standard C510-97.

(e)

Dual Check Valve (DuC) shall conform to ANSI/ASSE Standard 1024.

(f)

Pressure Vacuum Breaker Assembly (PVB) shall conform to ANSI/ASSE Standard 1020-1990.

(g)

Double Check Detector Assembly (DCDA) shall conform to ANSI/ASSE Standard 1048-1995.

(h)

Reduced Pressure Detector Backflow Assembly (RPD) shall conform to ANSI/ASSE Standard 1047-1995.

(i)

Further specifications for backflow preventers and their installation, and additional and modified ones for specific purposes, may be provided in standard details and/or written specifications issued by the Department, in accord with standards adopted by the Florida Building Code and any regulations promulgated by State agencies.

(Ord. No. 99-165, § 1, 12-7-99; Ord. No. 06-158, § 1, 10-24-06; Ord. No. 15-124, § 1, 11-3-15)