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PERIODIC INSPECTIONS <br /> PERIODIC INSPECTIONS WILL BE PERFORMED THROUGHOUT THE <br /> DURATION OF THE INSTALLATION , THESE INSPECTIONS WILL BE MADE <br /> BY THE CONTRACTOR TO INSURE THAT THE INSTALLATION IS IN <br /> COMPLIANCE WITH THE DESIGN INTENT , SPECIFICATIONS , THESE <br /> STANDARDS , LOCAL AND STATE CODES AND ORDINANCES . <br /> INSPECTIONS WILL BE MADE ON THE FOLLOWING ITEMS : <br /> A . SPRINKLER/ EMITTER LAYOUT AND SPACING : THIS INSPECTION <br /> WILL VERIFY THAT THE IRRIGATION SYSTEM DESIGN IS <br /> ACCURATELY INSTALLED IN THE FIELD , IT WILL ALSO PROVIDE <br /> FOR ALTERATION OR MODIFICATION OF THE SYSTEM TO MEET <br /> FIELD CONDITIONS . TO PASS THIS INSPECTION , <br /> SPRINKLER/ EMITTER SPACING SHOULD BE WITHIN + 5 % OF THE <br /> DESIGN SPACING . <br /> B . PIPE INSTALLATION DEPTH : ALL PIPE IN THE SYSTEM SHALL BE <br /> INSTALLED TO DEPTHS AS PREVIOUSLY DESCRIBED IN THIS <br /> STANDARD , <br /> C . CROSS CONNECTION CONTROL AND BACKFLOW PREVENTION <br /> 1 . PUBLIC OR DOMESTIC POTABLE WATER SYSTEMS : CHECK <br /> THAT AN APPROVED BACKFLOW PREVENTION ASSEMBLY <br /> IS PROPERLY INSTALLED AND FUNCTIONING CORRECTLY . <br /> REVIEW THE LOCATION OF THE ASSEMBLY TO CHECK THAT <br /> IT IS NOT CREATING A HAZARD TO PEDESTRIANS OR <br /> VEHICULAR TRAFFIC . <br /> 2 , FOR WATER SYSTEMS OTHER THAN PUBLIC OR DOMESTIC <br /> WATER SYSTEMS , CHECK THAT THE PROPER BACKFLOW <br /> PREVENTION ASSEMBLIES ARE PROVIDED . <br /> D . INSPECTION LOG : AN INSPECTION LOG SHALL BE KEPT AT THE <br /> JOB SITE , THIS LOG WILL SHOW SIGNATURES AND DATES WITH <br /> DESCRIPTION OF INSPECTIONS PERFORMED . THIS LOG MAY <br /> BE REQUIRED TO BE SUBMITTED TO THE GOVERNING AGENCY <br /> UPON THEIR REQUEST . <br /> LEAKAGE TESTING <br /> A . TEST ALL MAINLINES UPSTREAM OF THE ZONE VALVES AS <br /> FOLLOWS : <br /> 1 . FILL THE COMPLETELY INSTALLED PIPELINE SLOWLY WITH <br /> WATER TO EXPEL AIR , ALLOW THE PIPE TO SIT FULL OF <br /> WATER FOR 24 HOURS TO DISSOLVE REMAINING TRAPPED <br /> AIR , <br /> 2 , USING A METERING PUMP , ELEVATE THE WATER PRESSURE <br /> TO THE MAXIMUM STATIC SUPPLY PRESSURE EXPECTED <br /> AND HOLD THERE FOR A PERIOD OF 2 HOURS , ADDING <br /> WATER AS NEEDED TO MAINTAIN THE PRESSURE . <br /> F:\Engineering\Special Projects\Eagle Trace Phase 2\Contract Documents\Eagle Trace Subdivision Phase <br /> II\IRRIGATION SPECIFICATIONS from W. F. McCain .doc - 12 - <br />