Summary
•TheEmpireStateBuildingsustainabilityinitiativeisaninnovativecollaborationtodevelopanewapproachtobringinglarge-scaleenergyefficiencyretrofitstoexistingbuildings.
•Itisamulti-yearefforttodemonstratethatacommercially-attractiveretrofitandoperationsprogramcanleadtosignificantenergysavingsandgreenhousegasemissionsreductions–andcanserveasaleadingexampletootherbuildingsaroundtheworld.
•Theinitial$20millionprojectwillresultintheEmpireStateBuildingreducingenergyusebyupto38percentandenergycostsby$4.4millionannually,andreducingcarbondioxideemissionsby105,000metrictonsoverthenext15years,withmuchoftheprojectfundedthroughenergyandoperationalsavings.
•Theprojectteam’sfivekeyplayershavecollaboratedtodevelopaneconomicallyviablecombinationofinnovativeapproachestoinfrastructureprojects,designstandards,tenantenergymanagement,propertymanagement,andleasingandmarketinginitiativesthatwillbealeadingexamplefortheindustry.
Project team
Thiseffortinvolvesacoalitionofleadingorganizationsfocusedonsustainability.JohnsonControls,Inc.,JonesLangLaSalleandRockyMountainInstitute,havebeenbroughttogetherthroughtheconveningpowerandadvisorysupportoftheClintonClimateInitiative,undertheleadershipoftheEmpireStateBuildingCompanyLLC.
•JohnsonControls,Inc.–EnergyServicesCompany
•JonesLangLaSalle–ProgramManager
•RockyMountainInstitute–EnergyEfficiencyExpert
•ClintonClimateInitiative–CatalystforClimateChangeAction
•EmpireStateBuildingCompanyLLC–Owner
Project ProceSS
•Duringaneight-monthdesignphase,theteamrigorouslyconsideredmorethan60ideasfrommultiplesourcesthatwouldprovidetheoptimalbalanceoffinancialandenvironmentalreturnoninvestment.Preparationincluded:
–Buildingsystemsexaminations
–Staffoperationalreviews
–Electricandgasutilitymeasurements
–Projectscopeandbudgetanalysis
–Documentationofprocesses
•Followingtheinitialdesignphase,adetailedthree-monthbudgetandscopereviewwiththeownerresultedinthefinalprogramapprovalforimplementation.
•TheEmpireStateBuildingteamultimatelyidentifiedeighteconomicallyviableprojects,suchasbuilding-widerenovations,electricalandventilationsystemupgradesandtenantspaceoverhaulsthatwillprovideasignificantreturnoninvestment,bothenvironmentallyandfinancially.
•Theprojectisunderway,withmostactivitycompletedinthenexttwoyears.
•Thefullanalysisprocessisavailableonlineasopen-sourcematerialsforpublicuseatesbsustainability.com.
Empire State Building Fact Sheet
Project highlightS
Anumberofstrategiesarebeingemployed,including:
•Addressing specific infrastructure needs,includingutilitycosts,airqualityandfutureplanning.
•Addressing tenant issues, includingenergyuseandindividualspacedesign.
•Including cutting edge technologies,includingbuildingwindows,automatedmonitoringandcontrolssystems,andhighefficiencycoolingequipment.
•Providing reasonable investment,includinganincrementalcostof$13.2millionbeyondwhatmustbespentforrequiredinfrastructureupgrades.
•Saving energy costs,totaling$4.4millioninannualenergycosts,whichisequivalenttoa38percentenergyreduction(excludingbroadcasting).Paybackbasedonincrementalcostis3.1years.
•Providing active team engagement, includinganenergyservicescompany(ESCO),thebuildingownerandbuildingtenantstoachievegoals.
Project innovationS
•Tackling a retrofit using the “right steps in the right order” for whole-systems optimization. Theprojectreducesenergydemandthroughaddressingthebuildingenvelope(viathewindowandradiatorprojects)andthroughtenantenergyuse(viatenantspacedesignandenergymanagement),asopposedtosimplyjustfocusingontraditionalheating,ventilating,andairconditioning(HVAC)equipmentreplacements.
•Creating a diverse team that has challenged each other technically and operationally. Afterrigorouslydebatinganalysisapproachesandprojectpriorities,thenvettingconclusionsandoutcomes,theteamusedindustrystandardsustainabilityratingsandcreatednewtoolstodevelopabetterreviewthananyoneexistingapproachalone.
• Delivering guaranteed energy savings. Throughaperformancecontract,wehaveopenedtheopportunitytosecurethirdpartyenergyefficiencyfinancing.
•Designing a model pre-built office suite asaphysicalexampleofanintegratedsustainabilityprogramthatbridgesbasebuildingandtenantspaceimprovements.
Project outcomeS
•Dramaticallyreduceenergyuseandtheresultinggreenhousegasemissions
•Demonstratesavingsandresultsinatransparentandverifiableway
•Improvetenantcomfortandreducetenantenergyusethroughimproveddesignandenergyawareness
•Improvethebuilding’smarketability
•Providereplicability,resultinginanincreaseinmulti-tenantbuildingretrofits
energy FactS
•BuildingGrossSquareFootage=2,575,565sq.ft.
•CurrentBuildingEnergyCost(excludingbroadcasting)=$11.4million($4.42/sq.ft.)
•CurrentBuildingAnnualEnergyUse=84kBtu/sq.ft./yr(includeselectricity&steam)
•CurrentBuildingPeakkW=9,949kW(3.86W/sq.ft.);typicallyoccursinJulyorAugust
•CurrentBuildingPeakCooling=4,770tons(540sq.ft./ton);typicallyoccursinJulyorAugust
SuStainaBility eXhiBit
•TheEmpireStateBuildingsustainabilityexhibitopenedonMonday,July26,2010andshowcasestheworkoftheaward-winningretrofitprojectthatiscurrentlyunderway.
•DesignedbyHornallAnderson,the$2millionexhibitisaninteractive,multi-mediaexperiencethataimstoeducatethemillionsofpeoplewhovisitthebuildingeveryyear.Theexhibithighlightsthepositiveglobalimpactofbothenergyefficientbuildingandsustainablelivingpractices,andislocatedonthesecondfloorVisitor’sCenter.Itisopensevendaysaweekfrom8a.m.to2a.m.
