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IRRIGATION Section 02810 Project 15-1207 1. PVC pipe: As indicated on Drawings. 2. PVC fittings for all lateral lines: High impact, standard weight, Schedule 40, molded PVC as manufactured by George Fischer, Lasco, Spears, or approved equal. 3. Ductile iron fittings for all mainline fittings: Leemco joint restraint fittings or approved equal. 4. All plastic pipe and fittings: Continuously and permanently marked with manufacturer's name, type of material, IPS size, schedule, NSF approval, and code number. 5. Threaded PVC pipe and nipples: IPS Schedule 80 when necessary to use threaded connections to gauges, valves, or control valves. Threaded adapters may be used in place of nipples when making pipe to valve connections. 6. Use 45 -degree fittings for changes in depth of pipe, and at transition from main line to automatic control valves. 7. Piping above ground: Schedule 40 galvanized steel with cast-iron fittings. F. PVC Primer: Weld -On P-70 Purple Primer or approved equal. G. PVC Glue: Weld -On 711 Gray heavy bodied PVC Cement or approved equal. H. Sprinkler Heads: As indicated on Drawings. I. Sleeves: As indicated on Drawings. J. All Valve Boxes and Covers: Manufactured, green with "Irrigation — Non -Potable" permanently embossed on cover. Carson, Rainbird or approved equal. K. Sub -surface Inline Drip Tubing: 1. Tubing: As indicated on Drawings. Make all tubing connections with manufacturer -approved fittings. See Drawings for emitter flow rates and spacing. 2. Soil Staple: Hold tubing in place with soil staples spaced evenly every three to five feet (3'- 5') on center, and with two staples at each change of direction. 3. Line Flushing Valve: As indicated on Drawings. 4. Pressure Regulator: As indicated on Drawings. 5. Disc Filter/Screen Filter: As indicated on Drawings. L. Automatic Sprinkler Control Wire: 5