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February4,2013 <br />To:Mr.AllanGill <br />ParksProjectManager‘CityofLouisville <br />From:BrianKeighin,IrrigationTechnologies <br />Re:CoalCreekGolfCourseBoosterPumpInstallationProgressVisit1of2 <br />IwasonsiteMondayFebruary4,2013toobservetheprogressandinstallationoftheirrigation <br />boosterpumpatCoalCreekGolfCourse.ChrisBradfordwasinattendanceaswellduringmy <br />sitevisit. <br />Theoldpumpstation,structure,andconcretepadhasbeenremovedoffsite.Anewconcrete <br />padisinplaceandtheexcavationforthenewmainlinepipeiscomplete.TomDymesichwas <br />workingwithtwoadditionalAJIcrewfusingtheHDPEdischargepipeduringmytimeonsite. <br />Tomsuggestedthatadrainbeaddedateachofthenewmainlineisolationvalves.Thevalves <br />areconstructedinamannerthatallowfortheinstallationofabronzenippleandcurbstoptype <br />valvetobethreadedintothevalvebody.Tomfeltthatthedrainvalveswouldprovidean <br />additionalleveloffreezedamageprotectionforthepumpstationandmainlinepipe.Ihaveno <br />objectiontotheadditionoftheadditionalequipment.Tomdidnotprovideacostestimatefor <br />theadditionaldrainvalveandlabortoinstall. <br />Pictures1and2.Installedmainlineisolationvalveintheleftpicture.Notethezincbolt <br />midbodyontheleftpicture.Thisiswhereanippleandcurbstopvalvecanbeinstalled <br />toallowthepipeandpumpstationtobedrainedduringtheoffseason. <br />10395 West Ottawa Ave Littleton, Colorado 80127 Phone: 720.240.6208 Fax 303.933.1918 <br />www.IrrigationTechnologies.biz <br />5 <br />