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Chapter 6
WATER SUPPLY AND DISTRIBUTION
WATER SUPPLY AND DISTRIBUTION
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.
New Ordinance NoticePublisher's Note:This section has been AMENDED by new legislation (Ord. 65-19
, approved 4/12/2019, effective 5/13/2019). The text of the amendment will be incorporated under the new section number when the amending legislation is effective.
606.2 Revise this section as follows:
606.2 Fullway valve. A fullway valve controlling outlets shall be installed on the discharge side of each water meter and on each unmetered water supply as near as possible to the point after where the water supply enters the building and before the first fitting or branch line. Water piping supplying more than one building on one premises shall be equipped with a separate fullway valve to each building, so arranged that the water supply can be turned on or off to any individual or separate building provided; however, that supply piping to a single-family residence and building accessory thereto shall be permitted to be controlled on one valve. Such shutoff valves shall be accessible. A fullway valve shall be installed on the discharge piping from water supply tanks at or near the tank. A fullway valve shall be installed on the cold water supply pipe to each water heater at or near the water heater. In cases where one water heater or boiler supplies hot water to multiple units additional fullway valves will be installed so that the hot water supplies to any apartment / unit / dwelling or condominium can be shut off without interrupting the hot water supply to any other apartment / unit / dwelling or condominium. These valves shall be accessible in the dwelling unit they control or other common area within the building.
606.3 Revise this section as follows:
606.3 Multidwelling Units. In multidwelling units, one or more shutoff valves shall be provided in each dwelling unit so that the hot and cold water supplies to any apartment / unit / dwelling or condominium can be shut off without interrupting the water supply to another apartment / unit / dwelling or condominium. These valves shall be accessible in the dwelling unit they control or other common area within the building.
606.3.1 Add the following section:
606.3.1 Any apartment / unit / dwelling or condominium where a remodel is performed shall meet the requirements of sections 606.2, 606.3 and 606.5.
606.5 Revise this section as follows:
606.5 Control Valve. A control valve shall be installed immediately ahead of each plumbing fixture hot and cold water supply and water supplied appliances to permit servicing and replacement of individual fixtures.
606.9 Add the following section:
606.9 All buildings four stories or more in height or water supply greater than 40 feet above the water meter shall have an approved backflow assembly installed as near as possible to the water meter and before the first fitting or branch line. The backflow assembly installed shall be in accordance to the degree of hazard within the building, but in no case less than an approved double check assembly. See Table 603.2.
(Amended by Ord. 65-19, File No. 190136, App. 4/12/2019, Eff. 5/13/2019)
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