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CITY OF SANTA ANA <br />SPECIFICATIONS <br />PROJECT NO.: XX-XXXX <br />PROJECT TITLE <br /> <br />112 <br />E. QUICK COUPLING VALVES <br />1. Quick coupling valves shall have a brass two-piece body designed for working <br />pressure of 150 psi operable with quick coupler. Key size and type shall be as <br />shown on plans. <br />2. Quick Couplers shall be installed on swing joints. <br />3. Quick coupling valve boxes shall be 10" x 10-1/4" round plastic box with green <br />bolt-down cover, Carson Industries #910-12E, or approved equal. <br />F. BACKFLOW PREVENTION <br />Backflow preventer shall be Wilkins, as designated on the drawings or as approved <br />by the local governing body and health codes. <br />G. ELECTRICAL SUPPLY <br />115 volt electrical service and meter enclosure per servicing company standards for <br />the automatic controllers shall be provided by the Contractor. <br />The Contractor shall be responsible for the installation cost of the electrical <br />connection for any required electrical supply for the irrigation system. <br />H. CONTROL WIRING <br />1. Connections between the automatic controllers and the electric control valves <br />shall be made with direct burial wire AWG-U.F. 600 volt copper. Use black No. <br />12 for pilot wire, and white No. 10 for common wire. Install in accordance with <br />valve manufacturer's specifications and wire chart. <br />2. Wiring shall occupy the same trench and shall be installed along the same route as <br />pressure supply lines wherever possible. <br />3. All wiring shall be installed within pipe sleeving in Schedule 40 PVC under <br />roadways. <br />4. An expansion curl should be provided within three (3) feet of each wire <br />connection and at least every one hundred (100) feet of wire length on runs more <br />than one hundred (100) feet in length. Expansion curls shall be formed by <br />wrapping at least five (5) turns of wire around a one-inch pipe or more in <br />diameter, then withdrawing pipe. <br />5. All splices shall be made with Scotch-Lok No. 3576 Connector Sealing Packs or <br />Rainbird Model ST-03 Snap-Tite wire connectors. <br />505 E Central Ave <br />#B11/6/2024