Laserfiche WebLink
<br />resistant. <br /> <br />2.12 GATE VALVES <br /> <br />A. Gate valves shall be 150 lb. brass with non-rising stem, and shall be manufactured by <br />Nibco or approved equal. <br /> <br />2.13 PAINT <br /> <br />A. Exterior alkyd enamel, flat black or approved equal shall be used on above ground PVC <br />risers and other designated irrigation equipment. Contractor shall provide paint sample <br />to Consultant for approval prior to execution of painting. <br /> <br />2.14 RAIN SENSOR/SHUTOFF <br /> <br />A. Rain Sensor for the electric control system shall be RainBird RSD-BEX or approved equal. <br /> <br />B. Rain shut-off for the battery powered control system shall be Rainbird T305-Rain50 or <br />approved equal. <br /> <br />2.15 DRIP IRRIGATION EQUIPMENT <br /> <br />A. Drip irrigation equipment including drip pipe, disc filter, pressure regulating valve, flush <br />valves, air/vacuum relief valves, soil stapes, and accessories shall be manufactured by <br />Netafim or approved equal. <br /> <br />PART 3 - EXECUTION <br /> <br />3.01 PREPARATION <br /> <br />A. Layout mainlines and laterals and perform line adjustments and site modifications prior <br />to excavation. <br /> <br />B. Stake sprinkler head locations and check for uniformity of coverage and correctness of <br />pattern . <br /> <br />C. Locate valves to assure ease of access for maintenance and so there is no physical <br />interference with other elements of the project. Align valves parallel to each other in <br />manifold system. <br /> <br />D. Furnish temporary support, adequate protection and maintenance of underground and <br />surface utilities, structures, drains, sewers, and other obstructions encountered in the <br />progress of the Work. <br /> <br />E. Where the grade or alignment of the pipe is obstructed by existing utility structures such <br />as conduit, ducts, pipe branch connections to sewer mains, main drains, water services, <br />etc., the obstruction shall be permanently supported, relocated, removed, or <br />reconstructed by the CONTRACTOR in cooperation with the Owner of such utility. No <br />deviation from the required line or grade shall be made without the written approval. <br /> <br />3.02 PIPE INSTALLATION <br /> <br />PAGE 112 OF 130 <br />BID No. 08-10-01 <br />