edith green-wendell wyatt federal building modernization · egww modernization (total energy use )...

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 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.


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 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


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










eAST NORTh weST SOuTh

shadinG analysis


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


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


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


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.


EGWW BiM FUtUrEWhentheprojectrestartedin2009,theGSAhadthegoalofpushingtheenvelopeforhowBIMwastobeusedforenhancingtheperformanceoftheEGWWBuildingduringitsoperationallifespan.Throughthedesignandconstructionprocess,theteamhasbeenabletomanufactureenoughsavingstobuybackaFacilitiesInformationManagement(FiM)system,continuingtheBIMlegacywiththebuilding’soperators.WithsubstantialcompletionsetforMay1,2013,theEGWWFederalBuildingiswellontracktobeingoneofthemostefficientbuildingsintheworldandanexampleofwhatcanbeachievedforasustainablefuture.

coverandbackcoverphotosbyjeremybittermann


edith green-wendell wyatt federal building modernization · egww modernization (total energy use )...

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