HomeMy WebLinkAboutC97-054 GeotronicsCCc$9754s0RECOMMENDATIONFORPURCHASEOFMOTORIZEDTOTALSTATIONTheBoardofCountyCommissionershasapproveda$25,000budgetforthepurchaseofalandsurveyor’stotalstation.Foracostcomparisononthistypeofequipment,alloftheknownvendorswereaskedtodemonstratetheirequipmentandprepareabidforatotalstation.Theresultsareasfollows:CompanyPriceZeiss$23,239Leica$23,224Geotronics$25,000EVALUATIONZEISSZeisswasnotselectedforthefollowingreasons:1)Itdoesnothaveatrackinglightfeature.Thetrackinglightwillallowustoautomaticallylockontothetargetprism,thusallowingforfastercollectionofdata.2)Itisnotpresentlyupgradabletofullrobotic.3)BradBamettofSurveyGroupinColoradoSpringswascontactedasauserofZeiss.Hedescribedtheinstrumentascumbersomeanddifficult.Nootherusersofthisequipmentwereabletobelocatedforreference.LEICALeicawasnotselectedforthefollowingreasons:1)Theinstrumentdidnotperformaswellinthedemoassomeoftheothers.2)TheRemoteControlSystemisbulkyandimpedesasustainedeffortinafieldenvironment.3)Theuserformatofthedatacollectoriscumbersome.4)Trainingtimegivenwasonlyhalfasmuchastheonlyothervendorwithzoboticcapability.GEOTRONICSIrecommendtheGeotronicsTotalStationforthefollowingreasons:1)fieldtestyieldedaccurateresults. CCEVALUATION(Continued)GEOTRONICS,2)Thedatacollectoriscompactandtheuserformatisfastandeasy.(Continued)3)Referencespresentlyusingthistypeofequipment,suchasKenWilson,withSchmueserGordonMeyerinGlenwoodSprings,andScottyNelsonofScottiesLayoutsinSnowmasswerecontactedandwereverypleasedwiththespeed,accuracy,reliability,andcapabilitiesoftheequipment.TheyhaveexperiencedgreatcompanysupportandhighlyrecommendGeotronics.4)Geotronicshasincludedasuperiortrainingprogram.5)Thisinstrumentisupgradeabletoafullyrobotictotalstationinthefuture. aSTAFFRECOMMENDATIONCAmotorizedtotalstationwithautotargetlockprovidesseveraladvantages:1)Greaterspeedinlayoutofcalculatedpoints.2)Greaterspeedfortopographicdatacollection.3)Lesserchanceofangularerror.Becauseoftheabilitytoupgradetorobotics,thetrainingprogram,thespeedandcapabilitiesoftheequipmentviewedinthefielddemonstration,andtherecommendationsfromreferencesthatwerecontacted,IbelievetheGeotronicstotalstationprovidesthebestvalue.Recommended:Recommended:PeterT.Sulmeisters,SurveyorGeorgeJ.Roussos,CountyEngineervBoardofCountyCommissionei, C,0____________MOTORIZEDEQUIPMENTCOMPARISONCOMPANYLEICAZEISSGEODIMETERMODEL#TCA11001361OAUTOLOCK&ONBOARDSOFTWAREFieldEfficiency3”lightguideservo1.5”exc.opticsTracklight,selfdrivelevelingWarranty2year2yearlimited2yearLoanPolicyNocostfor2yearsRental2year(canbeextended)TechnicalSupportTollfreeTollfreeTollcallTraining$hours1day2daysReferencesDanCorcoran,EagleBradBamettKenWilson,ValleySurveyingandSchmueserGordonBillWright,DrexelMeyerandScottyBarrellNelson,ScottiesLayoutsAccuracyDidn’tsplitwell,16”5”vert.reciprocal2”5miles(vert.VA,12”HAfieldtest)DurabilityWildinstr.reputationSubjective7-10years+Turn-keyYesYesYesRepairPlaceDenverMichiganGoldenUpgradesRadiotelemetryNopolicySofiware&firmware‘free;RadiotelemetryPartsAvailable5years5years10yearsPrice$23,224$23,239$25,000