Albuquerque Public Schools: Green Schools/LEED Schools

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Presentation given at an APS panel discussing whether green schools need to be LEED schools

Text of Albuquerque Public Schools: Green Schools/LEED Schools

  • 1. 3/16/2010GreenSchools/LEEDSchoolsJulieWalleisa,AIA,LEEDAP 200+personmultidisciplinary firm OfficesinNM,TX,NVGreenbuilding=ActuallygetsresultsIntentional3rd partyverifiedCERTIFIEDSILVER GOLD CERTIFIEDGOLD GOLD 1

2. 3/16/2010 GOALStrained rigor accountabilityreviewers deliverables calculationsvetted ContinuousimprovementflexibleREALITYShouldyouuseanestablishedsystemandstructurelikeLEED,orcreateyourown?FrameworkformakingdecisionsMinimumexpectationsPeerreviewStrictdeliverablesComparabilityEnergyandwatersavingsBetterinvestmentBetterlearningenvironment 2 3. 3/16/2010 CaseStudy RRPS LessonsLearned N3 4. 3/16/2010Separatetraffic ShelterPlayground Supervise Adjust to topographyFutureexpansion Efficient circulation4 5. 3/16/2010 StapletonES MaggieCordovaES5 6. 3/16/2010 Design Originalprototypes:Standard plumbingfixtures Typical insulationandmaterialsRooftoppackagedunits Lowcost Simplemaintenance T8fluorescentlighting PhysicalChanges: IncreasedinsulationR24walls,R38roofEfficientloweglazingHighefficiencymechanicalunitsWaterless urinals DualflushtoiletsFaucetrestrictors 6 7. 3/16/2010 PhysicalChanges: Lowemitting materialsRecycled materials Aluminum,steel,insulation,gypsum board,ceilingtile,concrete Ceramictile,toiletpartitions Regional materials CMU,concrete,asphalt,gravel,plants Gypsumboard,sheathing ProcessChanges: ConstructionWasteRecyclingIAQManagementPlanCommissioning 7 8. 3/16/2010 SandiaVistaES CieloAzulES8 9. 3/16/2010 Cost/BenefitStudyPremiumandpayback Waterandenergy Hardandsoftcosts Owner Architect Contractor 9 10. 3/16/2010Cost: Stapleton Cordova SandiaVistaCieloAzul $9.3M$10.2M$14.1M$14.7M Size:73,000sf76,000sf85,500sf85,500sf Site:$150,000 $109,000 $540,000 $1,076,000 Escalation2004to2007:1.25x Adjusted: $160.22/sforiginal $162.31/sfnew1.3%premium Cost/BenefitStudy Savings:Utilitybillsfororiginalsvsmodels/calculationsfornewProjectedsavingsonelectricity,gas,water $0.87/sf/yr$73,000perschoolperyear2yearpaybackprojectedNotfactoredin:ExpeditedschedulecostimpactMoreplumbingfixturesduetoswitchtoIBC10 11. 3/16/2010 Results EnvironmentalImpact LEEDSilvercertified 11 12. 3/16/2010 12 13. 3/16/2010 Indoorwaterconservation:actualnumbers5yearsavings:1Mto1.8MgallonsWater & Sewer Consumption Gal. per Sq. Ft. 9.310.0009.000 7.48.00078,610 sf7.0006.000 87,570 sf5.0 4.9 Gal.5.000 85,513 sf85,513 sf4.0003.0002.0001.0000.000 ESES MCES CAES SVESElec. ConsumptionRate per Sq. Ft.$0.65$0.64 $0.63 $0.62 87,570 sf$0.6178,610 sf$0.6085,513 sf$0.59 $0.58 $0.57 85,513 sf$0.56 $0.55 $0.54ESESMCES CAESSVESPortablesFirst12monthsEvening/weekenduseCommissioningissues 13 14. 3/16/2010StaffSickDays2008 2009SY 610.5700 600481500 400252300 196 200 100 0MCESESES CAESSVES Alreadyseeing:WatersavingsElectricitysavingsReducedteacherabsenteeismLimitations: Gasusagenotyetclear 1st yeardataisincompleteCommissioning duringpartoffirstyearNeed23yearsofdataforittobe meaningful14 15. 3/16/2010 Greenbuildingdoesnthappen accidentallyLEEDcostsaresmallcompared tothelifecyclebenefitObjective,3rd party verificationiscrucialtosuccessLEEDcontinuestoevolveAPScan: Guideteams Track results Continuetoimprove JulieWalleisa,AIA,LEEDAPjuliew@dpsdesign.org15