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<br /> LANDSCAPE tRRIGATIDN STANDARD SYMBOLS <br />ITEM NO. SYMBOLS DESCRIPTION <br />1. IfiI DOMESTIC WATER METER <br />2. ~ BACKFLDW PREVENTION UNIT <br /> " <br />3. III PRESSURE REGULATOR <br />4. <D STRAINER <br />5. ___0___ AIR AND VACUUM RELIEF ASSEMBLY <br />6. If] BOOSTER PUMP <br />7. 00 POINT OF CONNECTION <br />8. IZ] AUTOMATIC CONTROLLER <br />9. I ISOLATION VALVE <br />10. 0~ AUTOMATIC CONTROL VALVE <br />11. @ MANUAL CONTROL VALVE AND SIZE <br />12. <l QUICK COUPLING VALVES <br />13. 1If SPRING LOADED CHECK VALVES <br />14. tl SWING CHECK VALVES <br />15. ~ FLUSH VALVE <br />16. ~ MOISTURE SENSING ASSEMBLY <br />17. P.T. PLUG TEE <br />18. ~ CONTROL WIRE FOR FUTURE USES AND NUMBER OF <br /> -~---- WIRE WITH COMMON WIRE <br />19. IRRIGATION PRESSURE SUPPLY PIPING AND SIZE <br />20. 1/2" IRRIGATION NON-PRESSURE PIPING AND SIZE <br />-~,--- <br />21. IRRIGATION PRESSURE PIPING INSTALLED ON SURFACE <br /> AND SIZE <br />23. 112;.- IRRIGATION NON-PRESSURE PIPING INSTALLED ON SURFACE <br /> AND SIZE <br />24. -E- 110 VOLT ELECTRIC CONDUIT <br />25. -WR- LOW VOLTAGE WIRE ijOUTING <br />26. 2" SLEEVE PIPING AND SIZE <br />