town of framingham · 2017. 10. 17. · department of public works town of framingham introduction...
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Town of FraminghamDepartment of Public Works
TownWideSCADAUpgrade
AshleyDunn,P.E.SeniorWater&WastewaterEngineer,Framingham
JonathonGrant,P.E.AssociatePrincipal/TechnicalManager,Woodard&Curran
Department of Public WorksTown of Framingham
Agenda§ IntroductiontoFramingham
§ ProjectBackground
§ DesignDiscussion
§NextSteps
Department of Public WorksTown of Framingham
IntroductiontoFramingham§ Established1700§ Population:68,000(2010Census)§ PopulationgrewquicklypostWWIIthrough1970s
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Department of Public WorksTown of Framingham
IntroductiontoFramingham§ DiverseLandUse– Residential,Commercial,Industrial,Institutional,Recreational• CorporateHQ’s– Bose,Staples,Genzyme,TJX
• FraminghamStateUniversity&Mass.BayCommunityCollege
• Transportation:Interstate90,Route9,Railroad(MBTA/CSX)
• CallahanStatePark• LakeCochituate• MWRAInfrastructure
• Aqueducts(4):Sudbury,Weston,Hultman,Metrowest Tunnel
• Reservoirs(3):Foss,Sudbury,Bracket
Department of Public WorksTown of Framingham
IntroductiontoFramingham§ MWRASuppliesWaterandTreatsWastewater(7MGD)
§ Townmanagesdistributionandcollection:• WastewaterPumpStations:
• 42(19SCADA,23PhoneAlarms)
• WaterPumpStations:• 4ConnectionstoMWRAAqueduct• 3BoosterStations
• WaterTankSites:• 5
§ CapitalprojectsrequireapprovalatAnnualTownMeeting
Department of Public WorksTown of Framingham
ProjectBackground§ PreliminaryStudy
• RadioStudy• SystemAssessment
• ExistingMotorola
§ Design• 75%AllStations
• PLCBasedSystem• 100%RadioBackbone
• 12Facilities(+1)• 6PumpStations• 5TankSites• 1PRVSite• DPWHeadquarters
Department of Public WorksTown of Framingham
ProjectBackground§ FirstConstructionPhase:RadioBackbone&CriticalWaterSites
WaterTankSites:5WaterPumpStations:6DPWHeadquarters:1PRVSites:1
Department of Public WorksTown of Framingham
DesignDiscussionAgenda§ SCADASystemAssessment§ RadioPropagationStudy§ DesignSolution§ 75%Design§ Phase1• 100%Design• BidResults• Construction
Department of Public WorksTown of Framingham
§ HighleveloverviewofexistingSCADAsystem• Conditionofequipmentandinstruments• Lifecycleofexistingcontrolsequipment• Networkconfiguration• Computerandsoftwarecondition,includinglifecycle
• Utilitytooperationsstaff
§ Solicitedfeedbackfromalllevelsoforganizationtoimproveoverallsolutionandincreasebuy-intoprojectandendproduct
§ Proposedprojectstoupgradesystem§ Phasesandcostestimatestailoredtocapitalimprovementsplanfunding
SCADASystemAssessment
Department of Public WorksTown of Framingham
§ Identifiedradioequipmentrequirements
§ Determinedantennahardwarerequirements
§ Determinedinstallationrequirements(antennamountingheights,cableandconnectorsneeded,etc.)
RadioPropagationStudy
§ Determinedbesttelemetrypathsforsitestothepollingmaster;§ Developedconstructioncostestimate§ CollectedFCCradiofrequencylicensingrequirements.
Department of Public WorksTown of Framingham
§ ExistingMotorolaPLCandcommunicationnetworknolongeranindustrystandard
§ Soontobedifficulttofindcomponents(productobsolescence)
§Onlyoneintegratorintheareahadtheknowledgeandexperiencetomaintainthesystem
DesignSolution
Department of Public WorksTown of Framingham
§ UtilizeAllenBradleyPLCHardware• Readilyavailable• StrongmarketpresenceintheNortheast• MostareaintegratorshaveexperiencewithAllenBradley
§ LicensedFrequencyRadioCommunication• Robust,reliablealternativetophonelinecommunications
• Effectivelydeployedinmunicipalitiesthroughoutthestateandregion
• FrequencyandequipmentownedbyTownsomorecontrolofmaintenanceandtroubleshooting
§ Atsiteswherefiberopticcommunicationisavailable,thetwocommunicationsystemstobeconfiguredwithautomaticfailover
DesignSolution
Department of Public WorksTown of Framingham
§ Proposedsolutionswouldcombineallstationsononecommunicationplatform• Fiberopticconnectiontoactasbackuptolicensedfrequencyradiowhereavailable
§ StandardizeonPLCequipmentandcontrolpaneldesignphilosophy• Easierforoperatorsduringregularuse,maintenanceandtroubleshooting
DesignSolution
Department of Public WorksTown of Framingham
§ Designdocumentationdevelopedtobe‘modular’,soTowncouldselectsitestobeincludedineachphaseofconstruction
§ Producedfabricationlevelcontrolpaneldesignpackages• Panelgroupswerechosen,soonedrawingsetcouldrepresentmultiplesites
• I/Olistsuniquetoeachsite,butsimilarinstructureandorganization
§ Producedelectricalsitelayouts,antennamountingdetailsandsiteriserdiagrams(withinformationfromradiopropagationstudy)
75%Design(CompleteSystem)
Department of Public WorksTown of Framingham
§WorkedcloselywithTownoperationstomaintaincriticalfunctionalityandaddnewsignals,monitoring,etc.whereappropriate
§ CoordinatedwithTown’sITstafftoproperlyidentifycomputerandcommunicationequipmentatsitestoremainandincorporateintonewapproach
75%Design(CompleteSystem)
Department of Public WorksTown of Framingham
§ Thisphaseincorporatedthesitesandmodificationsrequiredtocreateatelemetry‘backbone’fortheSCADAsystem
Phase1(100%Design)
§ Thesesitesfacilitatecommunicationwithallothersitesinthesystem,creatingflexibilityforfuturephases
Department of Public WorksTown of Framingham
§ Engineer’sEstimateofProbableCost:$262,000§ BidsReceived(2)
• LowBid:$363,700• SecondLowBid:$420,507
§ Contributorstothediscrepancy• Underestimatedinstallationofantennasonstoragetanks• Largerthananticipatedmaterialcostandlaborcostincreases• Suspectedbiddingclimatechange(projectwasbidduringconstructionseason,socontractorswerenotaseagertobidaggressivelywithworkschedulefilled)
• Constructionestimatingmethodology(accurateinpreviousyears)experienced‘misses’in2016
Phase1BidResults
Department of Public WorksTown of Framingham
§ BasedonresultsfromPhase1bid,tablewithsubsequentconstructioncostestimatesupdatedaccordingly
§ TheseestimatesusedtorequestconstructionfundsthroughTownmeetingover4years
Phase1BidResults
Department of Public WorksTown of Framingham
§MemberofEngineer’sdesignteamperformingconstructionadministrationduties
§UtilizingEngineer’sin-houseintegrationstaffforimplementation,startupandtraining• Morecohesiveprojectteamreducedfingerpointing,RFIsandchangeorders
§Workingcloselywithmanagementandoperationstafftosequencereplacementofequipment,reducingdowntimeandserviceinterruptions
Phase1Construction
Department of Public WorksTown of Framingham
§ CurrentStatus(January2017):• Antennainstallationscompleteatallsites,withtheexceptionoftheDPWtower;communicationtestingtobeginonceallantennasareinstalled• Controlpanelsinstalledatallsites;cableandconduitconnectionscomplete• I/Ocheckout,integrationandstartupactivitiestobeginafterradiocommunicationtestingiscomplete
Phase1Construction
Department of Public WorksTown of Framingham
Phase1Construction– DoeskinTank
Department of Public WorksTown of Framingham
Phase1Construction– ElmStreetPS
Department of Public WorksTown of Framingham
Phase1Construction– PleasantStreetPS
Department of Public WorksTown of Framingham
NextSteps§ Phase2DesignSpring2017• PrioritizedstationsnotcurrentlymonitoredbySCADA• Constructiondependentuponfunding(ATM)
§ AdditionalPumpStationupgradeprojectswillincludeSCADAupgradesin2017(3thisyear)
§ Phase3DesignplannedSpring2018(ATM)§ Constructioncompletionallwaterandwastewaterfacilities2019-2020(ATM)
§ Totalcostforallprojects:estimatedtobe$3.9Mthrough2020
Department of Public WorksTown of Framingham
Questions?
Department of Public WorksTown of Framingham
§ AshleyN.Dunn,P.E.SeniorWaterandWastewaterEngineer
§ TownofFraminghamDepartmentofPublicWorks100WesternAvenueFramingham,MA01702
Tel:508-532-6060Fax:[email protected]
§ JonathonGrant,P.E.AssociatePrincipal/TechnicalManager
§ Woodard&Curran,Inc.980WashingtonStreet,Suite325Dedham,MA02026
Tel:(781)[email protected]
Thankyou!