Post on 17-Jul-2020
Edith GrEEn-WEndEll Wyatt FEdEral BUildinG MOdErniZatiOn PORTLAND, OR
“As the largest consumer of energy in the U.S. economy, the Federal government can and should lead by example when it comes to creating innovative ways to reduce greenhouse gas emissions, increase energy efficiency, conserve water, reduce waste, and use environmentally – responsible products and technologies.” - President Obama, October 5, 2009
EDITH GREEN-WENDELL WYATTFEDERAL BUILDING MODERNIZATIONaMErican institUtE OF architEcts 2013 tap aWards
prOJEct inFOrMatiOn •FundedbytheAmericanRecoveryandReinvestmentAct
•Renovationof35-year-oldfederalbuilding
•18-story,525,421sfbuilding•Majorbuildingsystemrenovation•LEEDPlatinumTargetUSGreenBuildingCouncil
•Aggressiveenergyandwaterconservationgoals
•BuildingInformationModeling(BIM)•Innovativeworkplacedesign
BUildinG inFOrMatiOnSize 525,421SQ.FT.
18Levelsand2BasementsProject Cost $141.5M
location Portland,OR
Tenants 16Agencies
Built 1974
cOnstrUctiOn cOMplEtEd EnVElOpE & canOpy
prOJEct sUMMary
TheexistingEdithGreen-WendellWyatt(EGWW)FederalBuildingisan18-storyofficetowerbuiltindowntownPortland,Oregonin1974.By1996,theGeneralServicesAdministration(GSA)wasalreadystudyingthebuilding’sdeficienciesandin2003contracteddesignworktobeginforrepairsandalterationstotheagingfacility.Thateffortwasputonholdin2006duetolackoffunding.In2009,theprojectwasrestartedwithfundingfromtheAmericanRecoveryandReinvestmentAct(ARRA).
1974 BUildinG dEsiGn
inVOlVEd tEaM MEMBErs in BiM prOcEss Owner:GeneralServicesAdministrationExecutiveArchitectDesignExcellenceArchitectStructuralEngineerMechanicalEngineerPlumbingEngineerElectricalEngineerCMc–ConstructionManagerasConstructorEnvelopeDesignBuildSubcontractorMechanicalSubcontractorElectricalSubcontractorDemolitionSubcontractor
EDITH GREEN-WENDELL WYATTFEDERAL BUILDING MODERNIZATIONaMErican institUtE OF architEcts 2013 tap aWards
EDITH GREEN WENDELL WYATT FEDERAL BUILDING MODERNIZATION THE STORY 12 AUG 2010 V 2.1
Proposed Water Use Reductions Water Usage Base Case ARRA Goal = 20% Indoor Potable Water Reduction
50% Outdoor Potable Water Reduction
WATER CONSERVATION MEASURES WATER USE REDUCTION
* Graphic combines both Indoor and Outdoor potable use
dEsiGn WatEr UsE rEdUctiOns
dEsiGn EnErGy UsE rEdUctiOns
sUstainaBlE dEsiGn thrOUGh thE BiM prOcEssWhentheEdithGreen-WendellWyattFederalBuildingProjectstarteddesignin2003,itwasarepairprojectprimarilyintendedtofixnumerousproblemsthathadplaguedthebuilding’soperationandaddressthebuildingspoorenergyandwaterperformance.Thisoriginalprojectwasnotfundedforconstructionandwentonholdin2006.WiththefundingprovidedbytheAmericanRecoveryandReinvestmentAct,anewlifebecameviableforthebuildingandasecondchancewaspresentedtothedesignteam.WiththeuseofnewtechnologiestoradicallyimprovethebuildingsperformanceandthemandatetoconstructaHighPerformanceGreenBuilding,theDesign,ConstructionandOwnerteamsundertookacompleterethinkingandre-engineeringoftheproject.
UsingBIMmodelingtoolstosignificantlyacceleratethedesignschedule,thedesignwasdeveloped,studied,andrefined.Asateam,thegoalwastooptimizetoolsandavailableresourcestoachievethemostefficientandcosteffectivebuildingfortheAmericantaxpayerwhilereducingthedesignschedulebyover15months.
Itistheteam’scommitmenttosustainabilitythatdevelopedasetofenergyconservationmeasurestoachievea65%energyreductioncomparedtoacodebaselinebuildingandawaterusereductionof62%comparedtothe1992EnergyPolicyAct,theLEEDbaseline.
TheprojectiscurrentlytrackingPlatinuminLEEDV3.0.
EDITH GREEN-WENDELL WYATTFEDERAL BUILDING MODERNIZATIONaMErican institUtE OF architEcts 2013 tap aWards
BiM in MakinG thE sUstainaBlE dEcisiOns“Whatdoessustainabilitylooklike?”isaquestionthedesignteamwascontinuallyasked.WiththelargestPVarrayinanurbancoreinthecountry,thecanopyatEGWWisastrikingexampleofsustainabilitymanifestinthedesign.Generating5%ofthebuilding’stotalenergyandcollectingover2milliongallonsofwatereveryyear,thecanopyistheprimeexampleofwhereBIMwasoptimizedtofindtherightsolution.Thedesignteamusedaparametricanalysistooldevelopedin-housetodeterminethewatersavingsassociatedwiththedesignandnumerousparametricenergyanalysistoolstocalculatetheenergysavingsachievable.AdditionalBIMtoolswereusedforthearchitecturaldesignofthecanopy,withfabricatorsusingthearchitecturalandstructuralmodelstogeneratetheirownBIMoutputinordertopreciselymanufacturethestructuralcomponents.Theresultisauniquearchitecturalelement,givingformtotheprojectscommitmenttoshowwhatsustainablebuildingcanlooklike.
phOtOVOltaic installatiOn On canOpy dUrinG cOnstrUctiOn as sEEn FrOM thE tOWEr cranE
canOpy dEsiGn cOOrdinatiOn in naVisWOrks
EDITH GREEN-WENDELL WYATTFEDERAL BUILDING MODERNIZATIONaMErican institUtE OF architEcts 2013 tap aWards
EDITH GREEN WENDELL WYATT FEDERAL BUILDING MODERNIZATION COMMISSIONER’S PRESENTATION 6 JULY 2010
DESIGN PROCESS FROM STUDY TO DESIGN
dEsiGn
analysissitE stUdy
ValidatiOn
2. dayliGht and shadinG OptiMiZatiOn stUdy
3. translatinG EnGinEErinG critEria tO architEctUral FOrM
4. rEFinEMEnt and rEcOnciliatiOn With BUdGEt 5. VEriFicatiOn dEsiGn and EnGinEErinG critEria arE MEt
EDITH GREEN WENDELL WYATT FEDERAL BUILDING MODERNIZATION COMMISSIONER’S PRESENTATION 6 JULY 2010
EAST FAÇADE MODULE
DESIGN PROCESS DEVELOP THE SHADING: EAST + SOUTH FAÇADES
C SCHEME 7 SCHEME
7 SCHEME MESH SCHEME REEDS ON EAST FAÇADE
1. sOlar analysis OF BUildinG sitE
dEtail
BiM intEGratiOn FrOM BUildinG sciEncE thrOUGh dEsiGnaradiantpanelheatingandcoolingsystemwasusedinordertomeettheenergyrequirementsofthebuilding.Tooptimizethesystem,arobustshadingsystemwasneededtolimittheamountofsolargain.Toachievethisgoal,thedesignteamturnedtheArchitectureleaddesignprocessonitshead.Forfivemonthsaftertheprojectrestart,thefocusoftheteamwastodeterminetheoptimalengineeringfortheproject.ItwasonlyafterthesciencewascompletethattheDesignExcellenceArchitectwasallowedtostart.Withthebuildinganalysisresultsinhistoolbox,thedesignerstartedhiswork,givingshapetoamedleyofhighperformanceengineeredcomponents,synthesizingthemintoavisuallypoeticpublicbuilding.
summermid-daysun(highangle)
equinoxmorningsun(lowerangle)
glazingtowallratio
lowinfiltrationrate
superinsulatedwall
EDITH GREEN-WENDELL WYATTFEDERAL BUILDING MODERNIZATIONaMErican institUtE OF architEcts 2013 tap aWards
BiM in OptiMiZatiOn OF thE BUildinG systEMAsthedesigndeveloped,adesignsolutionemergedthatisunlikemanycontemporarybuildings.Wheremostprojectsusetheengineeringtosupportadesignvision,EGWWusedthebuildingsciencetodrivethedesignsolutionandallowittocraftthebuilding’sfinalaesthetic.Theresultisabuildingwitheachfaçadetunedtoitsorientationandintegratedsystemsthatminimizethebuilding’simpactontheenvironmentandoptimizeresourceuse.
SERA ©2011 IPD + COLOCATION + BIM
WEST NORTH EAST SOUTH
BUILDING INFORMATION MODELING TUNED FACADES - EGWW
SERA ©2011 IPD + COLOCATION + BIM
WEST NORTH EAST SOUTH
BUILDING INFORMATION MODELING TUNED FACADES - EGWW
SERA ©2011 IPD + COLOCATION + BIM
WEST NORTH EAST SOUTH
BUILDING INFORMATION MODELING TUNED FACADES - EGWW
SERA ©2011 IPD + COLOCATION + BIM
WEST NORTH EAST SOUTH
BUILDING INFORMATION MODELING TUNED FACADES - EGWW
eAST NORTh weST SOuTh
shadinG analysis
EDITH GREEN-WENDELL WYATTFEDERAL BUILDING MODERNIZATIONaMErican institUtE OF architEcts 2013 tap aWards
BiM FOr thE hiGh pErFOrMancE WOrkplacEHavingaHighPerformanceGreenBuildingmeansdesigningfortheoccupants,makingsuretheycanuselessenergywithoutnecessarilyrealizingit.Theteamdevelopednumerousstrategiestoimproveoverallperformanceincludingtenantdesignstandardsforopenoffices,parametersforsystemsfurniture,andguidelinesforfurniturelayouttooptimizedaylightandviews.BIMtoolsservedastheaggregatortostudythesestrategies,developthedesignsolution,andcommunicatethesolutionsto16tenantagencieswhowilltakeresidenceinthebuilding.Theresultisaworkenvironmentwhichfostersalevelofownershipbytenants,allowingthemtocontinuouslyimprovethesustainabilitymeasuresemployedwithinthefacility.
MOdEl Unit dEsiGn dEVElOpEd tO dEscriBE OptiMal spacE layOUt
MEp cOnstrUctiOn in prOGrEss dayliGhtinG in FinishEd OFFicE
analysis OF dayliGhitinG & artiFicial liGhtinG
naVis stUdy OF MEp systEMs tO raisE cEilinG hEiGht
EDITH GREEN-WENDELL WYATTFEDERAL BUILDING MODERNIZATIONaMErican institUtE OF architEcts 2013 tap aWards
GUttEr On pV array
OVErFlOW tO stOrM drain in casE OF EMErGEncy
cOOl
inG
tOW
Er W
atEr
sUp
ply
rainWatEr FOr tO
ilEt
FlUshinG
170,000 GallOn cistErn in BasEMEnt
(FOrMEr GUn tarGEt ranGE)
BiM in dEsiGn prOcEssInordertomeettheenergyandwatergoalsoftheprojectinthetimelineprovidedfordesign,theTeamrealizeditwasnecessarytofindamethodologyforidentifyingwhichenergyandwaterconservationmeasureswereviableandwhichwerenot.TheECMDecisionFlowChartandWaterConservationDecisionFlowChartweredevelopedtostreamlinetheprocess.Byusingthesetools,evaluatingconceptualsystemswithenergymodelsandconveyingtheresultsthroughBIMgeneratedexpressions,thebuildingwillsignificantlyexceedmeetingitsenergyandwaterconservationtargets.
OVErFlOW tO stOrM drain - 90th stOrM EVEnt Only
EnErGy UtiliZatiOn intEnsit y kBtU/sF/yr rainWatEr captUrE systEM0 20 40 60 80 100
ENERGY UTILIZATION INTENSITY kBTU/SF/yr
5 10 15 25 30 35 45 50 55 65 70 75 85 90 95
NATIONAL AVERAGE OFFICE BUILDING
EGWW EXISTING BUILDING 7 YEAR RANGE (EXISTING)
31-36 WITH PV CORRECTIONEGWW MODERNIZATION
(TOTAL ENERGY USE )50% CONSTRUCTION
9474-85
33-38+/- 15
+/- 15
EnErGy cOnsErVatiOn dEcisiOn FlOW chart
OVErFl
OWtO
cistErn
irriGatiO
n
plantEr
egww
EDITH GREEN-WENDELL WYATTFEDERAL BUILDING MODERNIZATIONaMErican institUtE OF architEcts 2013 tap aWards
reUSEreCYCLE
sinks - mirrors - toilet accessories - flour mount toilets - rigid insulation - brick pavers (on pallets) - cabinets - guard booth - electrical panals - security monitoring equipment - carpet tile - handrails - doors - revolving door - fire extinguishers - drinkg fountains - appliances - kitchen equipment
PRECAST PANELS CRUSHED TO USE IN NEW ROAD CONSTRUCTION
REBUILDING CENTER181 TONS
3,337 Tons home
ownerslocal
churcheslocal
restaurantslocal
schools
87% WASTE DIVERTED FROM LANDFILL
7,214 TONS
drywall recycling = fertilizer soil amendmentglazing = aggregate for raods, ditches, and retaining wallsceiling tiles = alternative daily covera at landfillswood = hog fuelgypsum board = fiberglass insulation balasts and lead covered metalsmetal and copperprecast panels = crush in new road construction
BiM FOr dEMOlitiOnWithastrongfocusonminimizingwastebyreusingbeforerecycling,theEGWWprojectwillachievethehighestpossibleconstructionwastediversiongoal,keepingapproximately85%oftheexistingbuildingdemolitionwasteoutoflandfills.
ByusingBIMtoidentifyopportunitiesandcreatedetaileddemolitionplans,theteamwasabletousethemodelsandplanamorecarefulextractionofmaterialswhileconveyingtonumerouswastemanagementcompanieswhatmaterialswerepresentandinwhatvolumes.
Inexceedingtheinitialrecyclingandreusedgoals,theprojectwasalsoabletorecovera$750,000creditfromthedemolitioncontractor.Thismoneywasreturnedtotheprojectandusedtofundtheinstallationofadditionalsystemsforconservingenergyandwater.
nE cOrnEr strUctUrE rEMOVal
EDITH GREEN-WENDELL WYATTFEDERAL BUILDING MODERNIZATIONaMErican institUtE OF architEcts 2013 tap aWards
cFd analysis FOr EnVElOpE systEM
cFd analysis OF OccUpant cOMFOrt
naVis clash MOdEl OF rEVisEd chillErs
naVis clash OF BUildinG plantOptiMiZatiOn With BiM tOOlsForEGWW,significantdesigneffortsweremadetointegratetheexteriorofthebuildingwiththeinternalfunctions,settingthefoundationsforoptimalbuildingperformance.Refiningthatoptimizationhasbeenacontinuousprocessforthedesignandconstructionteam.WiththeuseofComputationalFluidDynamics(CFD)modelsandenergymodelsusinggeometrygeneratedbythearchitecturalBIMmodel,numerousoptionshavebeenexploredtofurtherimprovebuildingperformance.Inaddition,theteamisworkingwiththetenants,helpingthemlearnwhatfeaturesareinthebuilding,howthebuildingoperatesandhowtheycancontinuallyimprovefunctionalityovertime.
EDITH GREEN-WENDELL WYATTFEDERAL BUILDING MODERNIZATIONaMErican institUtE OF architEcts 2013 tap aWards
EGWW BiM FUtUrEWhentheprojectrestartedin2009,theGSAhadthegoalofpushingtheenvelopeforhowBIMwastobeusedforenhancingtheperformanceoftheEGWWBuildingduringitsoperationallifespan.Throughthedesignandconstructionprocess,theteamhasbeenabletomanufactureenoughsavingstobuybackaFacilitiesInformationManagement(FiM)system,continuingtheBIMlegacywiththebuilding’soperators.WithsubstantialcompletionsetforMay1,2013,theEGWWFederalBuildingiswellontracktobeingoneofthemostefficientbuildingsintheworldandanexampleofwhatcanbeachievedforasustainablefuture.
coverandbackcoverphotosbyjeremybittermann
EDITH GREEN-WENDELL WYATTFEDERAL BUILDING MODERNIZATIONaMErican institUtE OF architEcts 2013 tap aWards