Source text
4 segments
22 CCR 64577
22 CCR 64577
§ 64577. Isolation Valves. As a minimum, isolation valves shall be installed on all new water mains within the distribution system as follows:
(a)
No farther than 1,320 linear feet apart on all mains having a diameter of 12 inches or less.
(b)
At each tee or crossing connection between mains that have a diameter of 12 inches or less, within 100 feet of the tee or crossing connection with the primary main.
(c)
Between the water main and each fire hydrant served by the main.
Source outline
3 anchors in this source