Chapter 6
WATER SUPPLY AND DISTRIBUTION

SECTION 603.0 – CROSS-CONNECTION CONTROL

603.1  Add a new third paragraph to this section as follows:

   Structures with alternate water piping shall have a Reduced-Pressure Principle Backflow Prevention Assembly installed on the domestic supply as close as practical to the meter.

603.3  Add a new second paragraph to this section as follows:

Refer to SFPUC’s Rules & Regs Section “A and/or G Cross connection Control”, Table 1 and Table 603.2 of the CPC. The more stringent shall apply.

603.5.6.4  Add the following section:

603.5.6.4  All such installations shall be approved in writ- ing by the San Francisco Water Department prior to installation.

SECTION 604.0 – MATERIALS

604.1  Add the following sentence to the end of the second paragraph:

Connections between copper water piping and ferrous materials shall be made with dielectric or insulated fittings or brass nipples of 6 inches (152.4 mm) minimum length.