WPC= ,ce/ov)Z~B#;kJ`c??𦝊zˡ>Ι?!mC͎sX*w9Q_>gC#80yN;ʢ [r[$3fewV5ͫso>AB)0XVT{NDR\q"6!ROݷ}ZzO8N~O ~X|~Xz= Q (ܑQ%bBO5(ϳw]PGj$d2Oko4?/0C;Pi)p.efBG&|vZ3rJ'9k3 Zr8YQk]5M`4-Jp^r|Kbym ۏiife4KapH uR)w뒖|%4n=ٿP- 'bt$N: q ShT1t XeR]e'<ì #UNc % 0:^ w4$ m&HP LaserJet 1200 Series PCL 60(9 Z6Times New Roman RegularX($USUS.,Ԣ<1 Uq051trains3|xU !USUS.,  _̀ _DFW_ԀSwitchEngineLocomotiveNOXReductions L     `     h 2007 <   DallasFt.Worth(_DFW_)StateImplementationPlan(SIP)NOXreductionsforswitchengine (  locomotivesisbasedonseveralassumptions.Theassumptionsare1)aconservativeassumed   growthrateof2%ayearisforecastedfortheinventoryfleet(thegrowthrateisalsobasedonthe   expansionofthe_BNSF_Ԁ_intermodal_ԀfacilitynearAllianceAirportinFt.Worthwhichwillserve   both_BNSF_ԀandUnionPacific),2)successfulimplementationofTierIandTierIIFederal   standards3)useofacleaneremissionfactorof320/grams_NOx_Ԁpergallonand4)aconstantfuel t consumptionrate.Locomotivesaretrendingtowardmoreefficientburningoffuelbecauseof ` idlereductiontechnologiesanduseofthelatestenginestechnologies.Therefore,thefueluse L willnotincreaseorgrowfor2007butstayconstantforthe_DFW_Ԁfleet.Thisinformationcoupled 8 withotherinventory_DFW_Ԁfleetdatacollectedfromthemajorrailroadsoperatinginthe_DFW_ $t (BurlingtonNorthern,UnionPacific,KansasCitySouthern,Ft.WorthRailroad,DallasGarland ` Northeastern)areawillbeusedtocalculatetheemissionsandreductionsfor2007. L Totalfuelconsumptionofdieselwasprovidedfromthemajorrailroadcompanies.Fromthe $ totaldieselfuelgallons,thetotaldieselgallonsdedicatedtoidleservicewascalculated.This  calculationwasbasedonguidancefrom:LocomotiveEmissionStandardsRegulatorySupport  Document,April1998.Thetotalidlefuelconsumptionwasdevelopedusinganaveragefuel  consumptionof29lbs/hr(fora2000hpengineanda1500hpengine)multipliedbythe  percentageoftimeintheidlethrottleposition(assumed59%).Thereforethefuelconsumption p foridlingtimeis17.3lbs/hrandbasedonthetotalfueldemandtheestimatedpercentageoffuel \  fortheidlingis19.7%.  H! Wenowdeterminethat19.7%ofthefuelisdedicatedforidleservice.  #p! Thetotalfueluseforidlinginthe_DFW_Ԁfleetis2,340,186idle_gallons(see _DFW_fleet_Ԁsheet )  $H #  2,356,460idle_gallons*320gramspergallonNOX/907200gramsperton=825.46_tpy_ԀNOX %8!$ 825.46tonsperyearNOX_idle/260operatingdays=3.17tonsperdayNOX_idle '#& Nowthatwehavetonsperdayfigure,wemustapplytheassignedvaluesofruleeffectiveness p+&* (RE),rulepenetration(_RP_)andcontrolefficiency(CE)percentagestoreflecttheimpactof \,'+ regulatoryprograms.Thisisdoneusingtheformula: H-(, ЀEmissions_tpd_*[1(RE*_RP_*CE)]=ControlledEmissions  UsingRE=90%,_RP_=75%andCE=75%  ̀3.17_tpd_ԀNOX_idle*[1(.90*.75*.75)] ` Ѐ3.17_tpd_ԀNOX_idle*(1.50629)=1.57_tpd_ԀcontrolledNOX L  ThereforetheNOXreductionis3.17_tpd_ԀNOX󀀄1.57_tpd_Ԁ=1.605or1.61_tpd_ԀNOXreduced $ t ̀  L  ̀   `     h      p  $  9/27/04   _Karla_Ԁ_Hardison_Ԁ&BertieFernando,TechnicalAnalysisDivision