Viewfromwestfrontageroadjustnorthof140th Street (lookingnorth)attime ofpreviousconversionfromtwoͲwaytooneͲwayoperation IͲ49FrontageRoads AccessJustificationReport

MoDOTProject:J4P2237 TABLEOFCONTENTS EXECUTIVESUMMARY...... 2 SECTION1:INTRODUCTION...... 3 1.1ProjectLocationandBackground...... 3 SECTION2:METHODOLOGY...... 6 2.1TrafficOperationsAnalysisProcedures...... 6 2.2SafetyAnalysisProcedures...... 6 SECTION3:EXISTINGCONDITIONS...... 7 3.1Demographics...... 7 3.2ExistingLandUse...... 7 3.3ExistingRoadwayNetwork...... 9 3.4AlternativeTravelModes...... 9 3.5InterchangesandSignalizedIntersections...... 10 3.6ExistingTrafficData...... 11 3.7ExistingOperationalPerformance...... 11 3.8ExistingSafetyConditions...... 18 SECTION4:PURPOSEANDNEED...... 25 SECTION5:ALTERNATIVES...... 26 5.1NoͲBuild...... 26 5.2TransportationSystemManagement...... 26 5.3AlternativeTransportationModes...... 26 5.4PreliminaryBuildAlternatives...... 26 SECTION6:FUTUREYEARTRAFFIC...... 33 6.1HistoricalTrafficTrends...... 33 6.2TrafficProjections...... 33 SECTION7:ALTERNATIVESANALYSIS...... 34 7.1OperationalandSafetyPerformance...... 34 7.2CompliancewithPoliciesandEngineeringStandards...... 64 7.3ConformancewithTransportationPlans...... 64 7.4Coordination...... 65 7.5EnvironmentalImpacts...... 66 SECTION8:FUNDINGPLAN...... 67 SECTION9:RECOMMENDATIONS...... 68  APPENDIXA:PROMPTLISTFORREVIEWINGINTERSTATEACCESSREQUESTS APPENDIXB:EXISTINGCONDITIONSOFFRONTAGEROADSYSTEM APPENDIXC:TRAFFICPROJECTIONMEMO APPENDIXD:MINIMUMͲBUILDIMPROVEMENTSVISUALIZED APPENDIXE:CONCEPTUALSIGNINGANDPRELIMINARYDESIGNPLAN(PHASE1)   IͲ49FrontageRoads:AJR Page1

 EXECUTIVESUMMARY TheMissouriDepartmentofTransportation(MoDOT)requestsapprovalfromtheFederalHighway Administration(FHWA)tomodifyaccessfromInterstate49(IͲ49)toMainStreetand140thStreetin Grandview.TheexistingoneͲwayfrontageroadsystemisproposedtobeconvertedtotwoͲwaybetween TrumanDriveandMOͲ150.ThisAccessJustificationReport(AJR)wasdevelopedinaccordancewiththe requirementsdefinedintheFederalRegisterdatedAugust27,2009fornewormodifiedaccesstothe InterstateSystemandasexplainedintheFHWApublicationInterstateSystemAccessInformationalGuide, datedAugust2010.  ThepurposeandneedfortheprojectistoremoveportionsoftheoneͲwayfrontagesystemwithinGrandview adjacenttoIͲ49(USͲ71).Thisgoalwassetinordertoaccommodatethecurrentandfutureneedsofcitizens, visitors,andbusinesseswithinthearea.  BuildalternativesalongwithanoͲbuildoptionwerescreenedtoidentifythebestoptionstocarryforwardfor construction.Theseoptionscontainedanarrayofgeometricimprovements,withtheoverallgoalofincreased mobilityformembersofthepublic.Duetofinancialconstraints,Phase1constructionwillinclude modificationsbetweenTrumanDriveand135thStreet.135thStreetwaschosenassouthernterminusbecause itisathroughroutebotheastandwestofIͲ49.Duringdetaileddesignitispossiblethattheexactsouthern terminusmayslightlychangebaseduponfundingandsitedetails.  Phase1workwillincludetherelocationoffourrampsatMainStreetandconversionoffrontageroadsfrom oneͲwayoperationtotwoͲwaytraffic(betweenTrumanDriveand135thStreet).Inordertoensurethenew diamondrampterminalsatMainStreetoperateproperly,thefrontageroadsystemwillberelocatedfarther fromIͲ49.ThisrelocationincludesremovalofaccessfromsomepropertiesabuttingtheexistingoneͲway frontageroad.  ConversiontotwoͲwayfrontageroadoperationbetween135thStreetandMOͲ150iscurrentlyunfundedbut accountedforinthisproposal.Thisultimateconversionincludesalterationofaccessat140thStreet. Interstateaccessfrom140thStreetisproposedtobeprovidedviaroundaboutandtwoͲwayfrontageroadon eithersideofIͲ49.Theroundaboutsarewithinhalfamileof140thStreetitself.  

 

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 SECTION1:INTRODUCTION TheMissouriDepartmentofTransportation(MoDOT)requestsapprovalfromtheFederalHighway Administration(FHWA)tomodifyaccessfromInterstate49(IͲ49)toMainStreetand140thStreetin Grandview.TheexistingoneͲwayfrontageroadsystemisproposedtobeconvertedtotwoͲwaybetween TrumanDriveandMOͲ150.ThisAccessJustificationReport(AJR)wasdevelopedinaccordancewiththe requirementsdefinedintheFederalRegisterdatedAugust27,2009fornewormodifiedaccesstothe InterstateSystemandasexplainedintheFHWApublicationInterstateSystemAccessInformationalGuide, datedAugust2010.  Table1Ͳ1:ProjectConsistencywithFHWAPolicies FHWAPolicyPointConsideration Report Compliance Comments Section 1.Needcannotbesatisfiedbyexistingstreet 3.1Ͳ3.8 Yes Modificationofexisting network interchange 2.Alternativesfordesign,locationandTSM 5.1Ͳ5.4 Yes considered 3.Nosignificantimpactonsafetyandoperations 7.1 Yes 4.Connectstopublicroad,meetsstandards,full 7.2 Primarily Twoanticipateddesign access exceptions 5.Consistentwithlocalandregionalplans 7.3 Yes 6.Consistentwithcorridor,networkandmaster 7.4 Yes Thisisfirstportionofconversion plans totwoͲwayoperation 7.Coordinatedwithareadevelopmentand 7.4 Yes TDMpreparedtoaccountfor transportationimprovements growthandstreetnetwork 8.Coordinationwithenvironmentalprocess 7.5 Yes  ThefullpolicypointspromptlistisprovidedinAppendixA.  1.1ProjectLocationandBackground TheprojectislocatedinGrandview,MissourionthesouthernsideoftheKansasCityMetropolitanArea(in JacksonCounty)asillustratedinExhibit1Ͳ1.Thisfallswithinthemetropolitanplanningorganizationknownas MidͲAmericaRegionalCouncil(MARC).NotethattheinsetimageshowstheentiretyoftheKansasCity MetropolitanArea,andthelargerimageshowstheadjacentinterchangesalongIͲ49.  TheTrumanDrive,MainStreet,and140thStreetinterchangesarelocatedalongIͲ49betweenBlueRidge Boulevard(tothenorth)andMOͲ150(tothesouth).Thestudyareaforthisprojectincludestheseadjacent interchangesonIͲ49.ThestudyareaalsoincludesthecrossͲstreetsinthefunctionalareasofthe interchanges.AnillustratrationofthegeneralstudyareafortheprojectisincludedinExhibit1Ͳ1.Bluelines representapproximatelimitsofthestudyarea.  Theprojectlocationissouthofthe“ThreeTrailsCrossing”(3TC),amajorinterchangeofIͲ49,IͲ470,andIͲ435. FromthispointsouththefrontageroadsofIͲ49areoneͲway.TheoneͲwayfrontageroadsystemis continuoustoMOͲ150.SouthofMOͲ150thewestfrontageroadterminates,andtheeastfrontageroadhas twoͲwaytraffic.TheexistingfrontageroadsareillustratedinmoredetailinAppendixB.   IͲ49FrontageRoads:AJR Page3

 140th Street

 Exhibit1Ͳ1:ProjectLocation IͲ49FrontageRoads:AJR Page4

   Thefrontageroadsonthiscorridorhavechangedovertime.In1980,thecityofGrandview’sfrontageroads wereconvertedfromtwoͲwaytooneͲwaytraffic.Atthattime,MoDOTmadethechangeasaresultof increasedsafetyproblemsalongthetwoͲwayfrontageroad.Thesourceofthesesafetyproblemsisthought tobesliprampsontotwoͲwayfrontageroads.Exhibit1Ͳ2showsthegeometrypriortooneͲwayconversion. 

Slipramp

Potentialconflict between northboundfrontage roadtrafficand southboundramp traffic

Main Street

 Exhibit1Ͳ2:1969aerialimageryofMainStreetandsliprampontotwoͲwayfrontageroad  Sincethechangein1980,thecityandmanyofthecitizensinGrandviewbelievethattheoneͲwayfrontage roadshavecausedadeclineofretailandnewdevelopmentintheIͲ49(whichwasknownasUSͲ71untilthe interstatedesignationin2012)corridor.TheCity’sEconomicDirectorstatedin2008:“Cityleadersare attackingalongͲstandingphysicalimpedimenttoretaildevelopment–Highway71’soneͲwayaccessroads. Manycompaniessimplywillnotlocateonsitesthathavesuchrestrictedaccess,evenifthemarket demographicsareotherwiseacceptable.Companiessimplyhavetheluxuryofchoosingotherlocationswhere theydonothavetodealwithsuchaccessibilityproblems.”  Farthernorth,untilamajorconstructionprojectat3TC,continuousfrontageroadswerenotpresentnorthof BlueRidgeBoulevard.Thismajorproject(whichwasopenedby2009)mimickedtheoneͲwayoperationfor thecorridornorthofBlueRidgetoIͲ470.  IͲ49FrontageRoads:AJR Page5

 SECTION2:METHODOLOGY  2.1TrafficOperationsAnalysisProcedures Giventhecloseproximityofmajorsignalizedintersectionswithinthestudyareaandtherelativelyhightraffic volumedemand,microscopicsimulationwasdeterminedtobethebesttoolforassessingtrafficoperations. ThemicroscopicsimulationmodelingsoftwareVISSIMwasselectedtoevaluatethevariousalternatives consideredinthestudy.VISSIMtakesintoaccountsuchthingsasdriverbehaviorcharacteristicsandvehicle performancetoprovidearealisticestimateandsimulationoftrafficconditions.  VISSIMmodelresultswerecorrelatedtothelevelofservicegradingsystempresentedintheHighwayCapacity Manual(HCM),2010Edition,publishedbytheTransportationResearchBoard.Levelofservice(LOS)describes thequalityoftrafficoperatingconditionsandisratedfrom“A”to“F”.Conditionsforsignalizedand unsignalizedintersectionsaregradedbasedonanaveragedelay(secondspervehicle)associatedwithall vehiclestraversingtheintersectionovertheanalysisperiod,whileconditionsforfreewaysegmentsaregraded basedondensities(vehiclespermileperlane).LOSArepresentsafreeͲflowmovementoftrafficwithminimal delays/densities.LOSFgenerallyindicatesseverelycongestedconditionswithexcessivedelays/densitiesfor motorists.IntermediategradesofB,C,D,andEreflectincrementalincreasesinthedelays/densities.TheLOS thresholdspresentedintheHCMforsignalizedintersectionsandfreewaysaresummarizedinTable2Ͳ1. 2Ͳ1 Table2Ͳ1:LevelofServiceThresholdsforFreewaySegmentsandIntersections

FreewaySegmentDensity(veh/mi/ln) Level Signalized Unsignalized of Intersection Intersection Service Basic MergeorDiverge Weave (sec/veh) (sec/veh)

A <11 <10 <10 <10 <10 B 11–18 10–20 10–20 10–20 10–15 C 18–26 20–28 20–28 20Ͳ35 15Ͳ25 D 26–35 28–35 28–35 35Ͳ55 25Ͳ35 E 35–45 >35 35–43 55Ͳ80 35Ͳ50 F >45 Demand>Capacity >43 >80 >50  TheLOSratingdeemedacceptablevariesbycommunity,facilitytype,andtrafficcontroldevice. CommunitiesinurbanareastypicallyconsiderLOSEtobetheminimumdesirablestandardforpeakhour conditionsofatypicalweekday.  2.2SafetyAnalysisProcedures Asafetyanalysiswasperformedforthestudyarea.ThisanalysisincludedIͲ49betweenTrumanDriveand MOͲ150.ItalsoincludedthefrontageroadsandtheinterchangefunctionalareasalongMainStreetand140th Street.Historicalcrashrecorddataforfiverecentyears(2011through2015)wasutilizedintheevaluationof safetyconditions.   

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 SECTION3:EXISTINGCONDITIONS  FHWAAJRPolicyPoint1:ExistingFacilities “Theneedbeingaddressedbytherequestcannotbeadequatelysatisfiedbyexistinginterchangestothe Interstate,and/orlocalroadsandstreetsinthecorridorcanneitherprovidethedesiredaccess,norcanthey bereasonablyimproved(suchasaccesscontrolalongsurfacestreets,improvingtrafficcontrol,modifying rampterminalsandintersections,addingturnbaysorlengtheningstorage)tosatisfactorilyaccommodatethe designͲyeartrafficdemands(23CFR625.2(a)).”  Theprojectisnotrequestinganewaccess,butratheramodificationofexistingaccess.Thefollowingsection describesvariousaspectsoftheexistingconditionsrelatedtothestudycorridor.Thisprojectwillseekto maintainconditionsofbothlocalroadsandtheinterstatesystem.Thealternativeselectedchanges accessibilityalongthefrontageroadsystem.AlongmainlineIͲ49operationsshouldbesimilar;ramplocations changebutarenotaddedordeleted.  3.1Demographics DemographicdatafromtheUnitedStateCensusissummarizedbelowinTable3Ͳ1.  Table3Ͳ1:Grandview DemographicData

 3.2ExistingLandUse Thestudyareaisprimarilyamixtureofcommercialandresidentialuse.AreasabuttingtheIͲ49frontage roadsarecommercial,andareasfartherawayfromIͲ49areresidential.Azoningmapfromthecityis presentedinExhibit3Ͳ1. 

IͲ49FrontageRoads:AJR Page7

  Exhibit3Ͳ1:GrandviewZoningMap(updated5Ͳ7Ͳ13) IͲ49FrontageRoads:AJR Page8

  3.3ExistingRoadwayNetwork IͲ49isamajorfreewaythatconnectstothesouthernsideoftheKansasCityMetropolitanArea.Inthestudy areaIͲ49carriesapproximately80,000vehiclesperdayandhassixlanes.ShoulderwidthonIͲ49withinthe studyareaislessthanvaluesspecifiedinAASHTOminimumdesigncriteria.Oninterstatefacilitieswithsix lanes,aminimumof10’leftshoulderand10’rightshoulderarerequiredformainlinelanes.Whiletheright shouldermeetsthiswidth,theleftshoulderistypically7’.SouthofthestudyareaIͲ49hasfourmainlinelanes (thetransitionoccursjustsouthof155thStreet,theinterchangesouthofMOͲ150).NorthofthestudyareaIͲ 49wasrebuilt(asapartoftheaforementionedmajorconstructionprojectat3TC)withadditionalcapacityfor movementsatthesysteminterchange.  TrumanDriveisalocalconnectorwithtwothroughlanesineachdirectionwhereitcrossesunderIͲ49.About 6,000vehiclesuseTrumanDriveperdaynearIͲ49.EastofIͲ49itnarrowstoonelaneineachdirection.West ofIͲ49itterminatesatBlueRidgeBoulevard.  MainStreetisacollectorwithtwothroughlanesineachdirectionwhereitcrossesoverIͲ49.About15,000 vehiclesuseMainStreetperdaynearIͲ49.EastofIͲ49itcontinuestoneighboringKansasCity.WestofIͲ49it narrowstoonethroughlaneineachdirectionandgoesthroughDowntownGrandview.  140thStreetisalocalconnectorwithtwothroughlanesineachdirectionwhereitcrossesoverIͲ49.About 7,000vehiclesuse140thStreetperdaynearIͲ49.  3.4AlternativeTravelModes TheCityofGrandviewisanEnvironmentalJusticedesignatedcommunity.AccordingtorecentUSCensus data,approximately47%ofhouseholdsinGrandviewhaveaccesstooneorzeroautomobiles.Thecityhas placedapriorityonbecomingatrulywalkablecommunity.  Bicycle Currently,therearenodesignatedonͲstreetbicyclefacilitieswithintheprojectarea.TheRegionalKCBike MapviaMidͲAmericaRegionalCouncil(MARC)highlightssomesharedusepaths,includingoneonMOͲ150. ApartfromridingonthestreetthereareseveraloffͲstreetsharedͲusetrailslocatedthroughoutthearea; howevernoneoftheseoptionsoffersignificanttransportationreliefforvehicledemandsonIͲ49.  Pedestrian ForpedestriansseekingtocrossIͲ49,facilitiesareavailableatTrumanDrive,MainStreet,and140thStreet. Therearecurrentlynosidewalksalongthefrontageroadsystem.  Transit TheBlueRidgeExpress(28X)busroute,providedthroughtheKansasCityAreaTransitAuthority(KCATA), offersservicebetweenthestudyareaanddowntownKansasCity.TherouteisillustratedonExhibit3Ͳ2.The servicegenerallyrunsduringpeakperiods(from5:00AMto7:30AMand3:15PMto5:45PM)with30Ͳminute headways,MondaythroughFriday.Thisisasomewhatlimitedlocalservice,particularlyforanEnvironmental Justicedesignatedcommunity.

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  Exhibit3Ͳ2:TransitOpportunitiesinStudyArea  3.5InterchangesandSignalizedIntersections TheexistingoneͲwayfrontageroadsystemusesasignalizedintersectiononeachsideofIͲ49attheimpacted crossͲstreets(TrumanDrive,MainStreet,and140thStreet).Althoughtheintersectionsareclosetoone anothertheyoperateinaneffectivemanner;eachsignalhasthreeͲphases,justlikeadiamondinterchange.  TheMoDOTEngineeringPolicyGuidestatesthatthedistancefromtheinterchangetothefirstmajorpublic roadwithaleftͲturnopportunityshouldbegreaterthan1,320’.ThedistancetoarightͲinrightͲoutdriveway isless,only750’.Substandarddistancesmakesignalcoordinationmoredifficultandcanresultinsafety problems.  AlongTrumanDrivenoothersignalizedintersectionsareclosetothefrontageroadsignals.Theclosest intersectionisabout550’tothewest.ThisisatwoͲwaystopͲcontrolledintersectionwith15thStreet,which servesasabackageroadforthecorridor.TrumanDrivehasdrivewayswithinthefunctionalareaofthe interchangeonboththewestandeastsideofIͲ49.NoaccesscontroliscurrentlyinplacealongTrumanDrive. Similarly,onedrivewayisontheeastfrontageroadlessthan100’southofTrumanDrive.

IͲ49FrontageRoads:AJR Page10

  AlongMainStreetonesignalizedintersectionisclosetothefrontageroadsignals.Thisintersectionisabout 650’tothewest.Againitisthebackageroad15thStreet.MainStreethasdrivewayswithinthefunctional areaoftheinterchangeonboththewestandeastsideofIͲ49.Noaccesscontroliscurrentlyinplacealong MainStreet.Drivewaysalongthefrontageroadsarewithin200’ofMainStreetinthreeofthefourquadrants oftheinterchange.TheMainStreetbridgeisbeingreplaced(J4P3004)in2017duetostructureageand condition.Thenewbridgeisfivelaneswide,liketheexistingbridge,butthelanearrangementwillbealtered. TheexistingbridgehasasharedthroughͲleftlaneinboththeeastboundandwestbounddirections.This makespermissiveleftͲturnsdifficult;throughtrafficcanget“stuck”behindleftͲturningvehicles,whichmust yieldtooncomingtraffic.(ThisisdiscussedmoreintheExistingSafetyConditionssection)VISSIMmodels testedthesituationtoensurethatthenewlanearrangementwouldprovidesufficientcapacity.Theexisting signalsoperatebaseduponapreͲtimedpattern.Thebridgereplacementjobwillincludedetectionwhichwill furtherimproveoperationsattheinterchange.  Along140thStreetnoothersignalizedintersectionsareclosetothefrontageroadsignals.Theclosest intersectionisabout800’tothewest.140thStreetalsointersectswith15thStreetabout1,240’westofIͲ49. 140thStreethasdrivewayswithinthefunctionalareaoftheinterchangeonboththewestandeastsideofIͲ 49.Noaccesscontroliscurrentlyinplacealong140thStreet.Similarly,onedrivewayisonthewestfrontage roadlessthan200’northof140thStreet.  3.6ExistingTrafficData IntersectionturningͲmovementtrafficvolumeswerecollectedatrampterminalsandotherimportant intersectionsin2016.Heavyvehiclecountdatawasalsocollected.Thedifferentdatasourceswerecombined todevelopexistingAMandPMpeakhourtrafficvolumesfortheproject.Intersectionturningmovement countsandfreewaysegmentvolumesaredisplayedonExhibit3Ͳ3.  3.7ExistingOperationalPerformance AnalyseswereperformedtoassesstrafficoperationswithinthestudyareaduringtheexistingAMandPM peakhourperiods.Theassessmentincludedbotharterialintersectionsandfreewaysegments.Freewaylane configurationsandsegmentsusedintheanalysesaredefinedonExhibit3Ͳ4.Notethatexistingtrafficsignal timingsweremodeled.ResultsofthesimulationmodelhavebeensummarizedinTables3Ͳ2through3Ͳ5.     

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  Exhibit3Ͳ3:ExistingConditions;TrafficData IͲ49FrontageRoads:AJR Page12

  Exhibit3Ͳ4:ExistingConditions;LaneConfigurations IͲ49FrontageRoads:AJR Page13

 Table3Ͳ2:ExistingConditionsͲAMdelaymeasures Intersection Movement Avg movement Intersection Vehicles Name Delay(S) LOS Delay(S) LOS West TrumanDrive EBT 34 99 C West TrumanDrive EBR 287A West TrumanDrive SBL 16 68 B West TrumanDrive SBT 15 53 B 12 B West TrumanDrive SBR 228A West TrumanDrive WBL 20 71 B West TrumanDrive WBT 6307A East TrumanDrive EBL 129A East TrumanDrive EBT 4138A East TrumanDrive WBT 21 127 C East TrumanDrive WBR 810A 15 B East TrumanDrive NBL 20 250 B East TrumanDrive NBT 16 90 B East TrumanDrive NBR 320A West MainStreet EBT 39 621 D West MainStreet EBR 892A West MainStreet SBL 36 131 D West MainStreet SBT 38 165 D 21 C West MainStreet SBR 3295A West MainStreet WBL 17 311 B West MainStreet WBT 1440A East MainStreet EBL 7345A East MainStreet EBT 1405A East MainStreet WBT 29 407 C East MainStreet WBR 5202A 19 B East MainStreet NBL 47 341 D East MainStreet NBT 37 196 D East MainStreet NBR 4148A West 140thStreet EBT 30 255 C West 140thStreet EBR 346A West 140thStreet SBL 18 86 B West 140thStreet SBT 19 55 B 14 B West 140thStreet SBR 2158A West 140thStreet WBL 4132A West 140thStreet WBT 11 246 B East 140thStreet EBL 18 244 B East 140thStreet EBT 10 96 A East 140thStreet WBT 23 202 C East 140thStreet WBR 5181A 16 B East 140thStreet NBL 29 176 C East 140thStreet NBT 16 138 B East 140thStreet NBR 1110A MainStreet 15thStreet EBL 27 31 C MainStreet 15thStreet EBT 15 508 B MainStreet 15thStreet EBR 14 12 B 16 B MainStreet 15thStreet NBL 26 44 C MainStreet 15thStreet NBT 24 20 C MainStreet 15thStreet NBR 12 97 B

IͲ49FrontageRoads:AJR Page14

 MainStreet 15thStreet WBL 24 37 C MainStreet 15thStreet WBT 14 620 B MainStreet 15thStreet WBR 11 78 B MainStreet 15thStreet SBL 28 112 C MainStreet 15thStreet SBT 27 20 C MainStreet 15thStreet SBR 17 28 B       Table3Ͳ3:ExistingConditionsͲPMdelaymeasures Intersection Movement Intersection AvgDelay movement Vehicles Delay Name (S) LOS LOS (S) West TrumanDrive EBT 41 229 D West TrumanDrive EBR 3 191 A West TrumanDrive SBL 19 168 B West TrumanDrive SBT 19 260 B 17 B West TrumanDrive SBR 7 58 A West TrumanDrive WBL 20 100 B West TrumanDrive WBT 5317A East TrumanDrive EBL 289A East TrumanDrive EBT 4308A East TrumanDrive WBT 22 128 C East TrumanDrive WBR 10 20 A 14 B East TrumanDrive NBL 22 288 C East TrumanDrive NBT 19 168 B East TrumanDrive NBR 10 77 A West MainStreet EBT 42 674 D West MainStreet EBR 13 166 B West MainStreet SBL 46 581 D West MainStreet SBT 35 234 C 29 C West MainStreet SBR 6 168 A West MainStreet WBL 14 237 B West MainStreet WBT 1384A East MainStreet EBL 6315A East MainStreet EBT 1948A East MainStreet WBT 29 359 C East MainStreet WBR 6 234 A 14 B East MainStreet NBL 39 261 D East MainStreet NBT 39 255 D East MainStreet NBR 8 152 A West 140thStreet EBT 31 318 C West 140thStreet EBR 3 99 A West 140thStreet SBL 21 331 C West 140thStreet SBT 22 208 C 18 B West 140thStreet SBR 2 120 A West 140thStreet WBL 4 101 A West 140thStreet WBT 9154A IͲ49FrontageRoads:AJR Page15

 East 140thStreet EBL 16 372 B East 140thStreet EBT 8277A East 140thStreet WBT 21 130 C East 140thStreet WBR 5 81 A 15 B East 140thStreet NBL 26 125 C East 140thStreet NBT 20 157 B East 140thStreet NBR 3 79 A MainStreet 15thStreet EBL 28 44 C MainStreet 15thStreet EBT 16 734 B MainStreet 15thStreet EBR 13 50 B MainStreet 15thStreet NBL 24 12 C MainStreet 15thStreet NBT 23 19 C MainStreet 15thStreet NBR 10 27 A 18 B MainStreet 15thStreet WBL 47 101 D MainStreet 15thStreet WBT 13 361 B MainStreet 15thStreet WBR 9 100 A MainStreet 15thStreet SBL 24 83 C MainStreet 15thStreet SBT 23 19 C MainStreet 15thStreet SBR 13 30 B     Table3Ͳ4:ExistingConditionsͲAMIͲ49LOS SegmentAverages Location Type Lanes Density Speed(mph) Volume(veh) (veh/mi/ln) LOS SouthboundIͲ49 S/OBlueRidge Basic 3 12 B 64 2,358 nearTrumanDrive Weave 4 11 B 63 2,828 nearMainStreet Basic 3 13 B 64 2,393 betweenMainStreetand140thStreet Weave 4 12 B 63 3,061 near140thStreet Basic 3 14 B 63 2,686 S/O140thStreet Merge 4 11 B 63 2,770 N/OMOͲ150 Basic 3 15 B 62 2,823 N/OMOͲ150 Diverge 4 11 B 63 2,858 NorthboundIͲ49 S/OBlueRidge Basic 3 28 D 62 5,126 N/OTrumanDrive Diverge 4 21 C 61 5,216 nearTrumanDrive Basic 3 29 D 60 5,168 S/OTrumanDrive Merge 4 21 C 61 5,163 nearMainStreet Basic 3 25 C 62 4,657 betweenMainStreetand140thStreet Basic 3 25 C 62 4,689 N/O140thStreet Merge 4 19 B 62 4,709 near140thStreet Basic 3 24 C 62 4,538 S/O140thStreet Basic 3 25 C 62 4,651 N/OMOͲ150 Merge 4 19 B 62 4,674     IͲ49FrontageRoads:AJR Page16

 Table3Ͳ5:ExistingConditionsͲPMIͲ49LOS SegmentAverages Location Type Lanes Density Speed(mph) Volume(veh) (veh/mi/ln) LOS SouthboundIͲ49 S/OBlueRidge Basic 3 27 D 62 5,043 nearTrumanDrive Weave 4 21 C 62 5,310 nearMainStreet Basic 3 24 C 62 4,454 betweenMainStreetand140thStreet Weave 4 19 B 62 4,824 near140thStreet Basic 3 25 C 62 4,552 S/O140thStreet Merge 4 19 B 61 4,651 N/OMOͲ150 Basic 3 26 C 61 4,740 N/OMOͲ150 Diverge 4 19 B 62 4,797 NorthboundIͲ49 S/OBlueRidge Basic 3 14 B 64 2,576 N/OTrumanDrive Diverge 4 12 B 63 2,938 nearTrumanDrive Basic 3 15 B 63 2,912 S/OTrumanDrive Merge 4 12 B 63 2,908 nearMainStreet Basic 3 15 B 63 2,814 betweenMainStreetand140thStreet Basic 3 15 B 63 2,885 N/O140thStreet Merge 4 12 B 62 3,052 near140thStreet Basic 3 14 B 63 2,739 S/O140thStreet Basic 3 16 B 63 2,992 N/OMOͲ150 Merge 4 12 B 63 3,004  NotonlydotheintersectionsoperateatagoodLOS,buteachmovementisalsowithindelaythresholdsfor LOSD.Existinggeometryhas,inthetwopeakhours,zerointersectionsoperatingatLOSDorE.Ithasthree freewaysegmentsoperatingatLOSD.Thiscorridorhasminimaldelays.  Modeloperationcloselymimicsfieldobservations;thestudyareaoperateswithminimaloperational problems.OneminorexistingproblemistheintersectionofthesouthboundfrontageroadandMainStreet. DuetoheavysouthboundvolumesinPMpeakhours,delaysareoccasionallypresentatthissignalized approach.Additionofdetectionandalterationoflanearrangementatthisinterchange(whichareincludedin thebridgereplacementjobandtheexistingconditionsmodels)arepredictedtoimprovetheconditions.

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 3.8ExistingSafetyConditions Asafetyanalysiswasperformedforthestudyareausinghistoricalcrashdatafortheyears2011through2015. InordertoassesswhetherthenumberofcrashesalongtheIͲ49,frontageroad,MainStreet,and140thStreet corridorswithinthestudyareaexceededwhatwouldtypicallybeexpectedforsimilarfacilitytypes,theIͲ49, frontageroad,MainStreet,and140thStreetcrashrateswerecomparedtothestatewideaverageratesfor urbaninterstates,frontageroads,andstateroutes,respectively.Table3Ͳ6illustratesthecrashrate comparisonsfortheseroutes.Notethatthecrashrateintheseexhibitsismeasuredincrashesper100million vehiclemilestraveled.  Table3Ͳ6:CrashRateComparison 2011Ͳ2015ProjectCrashRates StatewideCrashRates NBIͲ SBIͲ NB SB MainStreet 140thStreet 49 49 F.R. F.R. Interstate 89 106 93    FrontageRoads(F.R.) 410  301 334  MultiͲlaneHighway 534    1191 972        PercentChangefromAverage  19% 5% Ͳ26%Ͳ19% 123% 82%  Inordertofindspecificareasofpotentialsafetyconcerns,crashlocations, types,andseveritieswere analyzed.ResultsofthetypeanalysiscanbefoundinExhibit3Ͳ5,Exhibit3Ͳ6,Exhibit3Ͳ7,andExhibit3Ͳ8. 

 Exhibit3Ͳ5:IͲ49CrashTypes   IͲ49FrontageRoads:AJR Page18

  Exhibit3Ͳ6:FrontageRoadsCrashTypees 

Exhibit3Ͳ7:MainStreetCrashTypes  IͲ49FrontageRoads:AJR Page19

 

Exhibit3Ͳ8:140thStreetCrashTypes   OnIͲ49themostcommoncrashtypeisrearendcrashes.Thisisoftenasymptomofcongestion.Rearend crashesaretypicalwhenqueuesanddelaysarepresent.Analyysisofthecrashrecordsshowedthaatmanyof therearendcrashesonIͲ49occurredbeyondthesouthendofthecorridor,whereIͲ49goesfromthree southboundlanestotwo.Theleftlaneendssouthof155thStreet,andoccasionallyqueueswillextendnorth ofMOͲ150.Someotherrearendcrashesoccurredduringaconstructionproject.Theconstructionproject closedlanesofIͲ49,thereforecreatingnonͲtypicalcongestion.IͲ49alsohasahighoccurrenceofvehicles travelingoutofcontrol.Ananalysisofthesecrashesshowedmanyoccuralongtheentiretyofthecorridorat differenttimesofdayandinmanydifferentsituations.However,onerecuurringpatternwassouthbound vehicleslosingcontrolonthebridgeoverTrumanDriveduringwwinterweatherevents.  RearendcrashesarealsocommonwithheavilyͲtraveledsignalizedintersections.Thecrashdata demonstratedthiswasthecaseattheintersectionofthesouthboundfrontageroadandMainStreet.Dueto heavysouthboundvolumesinPMpeakhours,delaysareoccasionallypresentatthissignalizedapproach. Aboutathirdofallrearendcrashesonthefrontageroadsoccurredatthisoneapproach.  AlongMainStreet,wherethecrashratesarehighest,thesafetyperformanceisanticipatedtoimproveinthe future.Thisisbecauseofchangesinthepreviouslymentioned bridgereplacement(J4P3004).Thesechanges areillustratedinExhibit3Ͳ9.TodaybothintersectionsofMainStreetandtheFrontageRoadshaveashared throughͲleftlanewithpermissiveturns.Basedonthecrashdata,throughtraffichasatendencytorearend leftͲturningtraffic.ThisisbecausetheleftͲturningtrafficmustwaitforgapsintheopposingthroughtraffic

IͲ49FrontageRoads:AJR Page20

 beforecompletingtheirturn.Whenthroughtrafficseesthegreenindication,sincetheydon’tneedtoyieldto proceedthrough,theyoftentimesrearendtheyieldingleftͲturningvehicle.    Frontage  Road NB    Frontage  Road SB    Frontage  Road NB    Frontage  Road SB   Exhibit3Ͳ9:MainStreetchanges  AnotheruniquegeometricsituationcurrentlyinplaceatMainStreetisthedualpermissiveeastboundleftturn lanes.ThissituationmeansdriversintheeastboundrightleftͲturnlanehaveahardertimefindinggapsin westboundtraffic.CrashreportsindicatedthisasasourceofmanyofthecrashesonMainStreet.Typical geometrywillbeincludedaspartofJ4P3004.Whilethebridgewillremainasfivelaneswithtwothrough lanesineachdirection,thefifthlanewillbecomprisedof“backtoback”leftturnlanes.Nolongerwillthere besharedthroughͲleftturnlanesonMainStreet.Anotherbenefitofthisgeometricalterationistheoptionto prohibitpermittedleftturns.Althoughitwillopenwithprotectedandpermittedphasesallowed,ifsafety concernscontinueitispossibletoallowonlyprotectedeastboundand/orwestboundleftturns. 

IͲ49FrontageRoads:AJR Page21

 Along140thStreet,thehighcrashrateisindicativeoftheshortsegmentlengthandlowADT.Only25crashes occurredon140thStreet,whileinthesameamountoftime167crashesoccurredatMainStreet.The25 crasheson140thStreetoccurredinavarietyoffashions;oftentimesproceedingthroughredsignalsathigh ratesofspeed.Reductionofdesignspeedforthefrontageroads(includingthetrafficͲcalmingeffectofthe nearbyroundabouts)shouldhelptoreducethenumberofcrashesatthislocation.Additionally,thelane alignmentplannedfor140thStreet(discussedinmoredetailinsection7.1)whichisverysimilartothechanges atMainStreet,shouldhelptoreducethenumberofleftͲturncrashes.  Crasheswerealsostudiedintermsofseverity.ResultsofthisstudycanbefoundinExhibits3Ͳ10,3Ͳ11,3Ͳ12, and3Ͳ13.Astudyoffatalanddisablinginjuriesyieldedavarietyofcrashtypes.Twofatalcrashesoccurred: bothinvolvedpedestrians.OneofthosepedestrianstriedtocrossIͲ49near133rdStreet,theothertriedto crossthenorthboundfrontageroadnearMainStreet.21disablinginjuriesoccurredinavarietyoffashions: x Threeweremotorcyclesoutofcontrol x ThreewerethepreviouslymentionedissueofleftturnsalongMainStreet x Threewerevehicleschanginglanesinsuchawaytoforceothervehiclestocrash(twoonSBIͲ49and oneontheNBoffͲramptoMainStreet) x TwoweremergingvehiclesontoIͲ49(oneoneachMainStreetonͲramp) x Twoinvolvedavehicleoutofcontrolinsnow x Twoinvolveddriversrunningredlights x Onewasthepreviouslymentionedissueofrearendattheintersectionofthesouthboundfrontage roadandMainStreet x Oneinvolvedamedicalemergency x Oneinvolvedapedestriantryingtocrossthenorthboundfrontageroadnear136thStreet x OneinvolvedarearendcrashduetocongestionupstreamoftheaforementionedsouthboundIͲ49 lanedrop x Oneinvolvedananimalintheroad x Oneinvolvedahoodofavehiclecomingunlatchedandobstructingadriver’sview 

IͲ49FrontageRoads:AJR Page22

 Exhibit3Ͳ10:IͲ49CrashSeverity 

Exhibit3Ͳ11:FrontageRoadsCrashSeverity

IͲ49FrontageRoads:AJR Page23

  Exhibit3Ͳ12:MainStreetCrashSeverity 

 Exhibit3Ͳ13:140thStreetCrashSeverity IͲ49FrontageRoads:AJR Page24

 SECTION4:PURPOSEANDNEED  ThepurposeandneedfortheprojectistoremoveportionsoftheoneͲwayfrontagesystemwithinGrandview adjacenttoIͲ49.Thisgoalwassetinordertoaccommodatethecurrentandfutureneedsofcitizens,visitors, andbusinesseswithinthearea.Theproposedalternativeselectedthroughthisprocessshouldbenotonly feasibleandcosteffective,butshouldalsohaveminimalrelativeimpactstotheinterstatesystemandtothe builtandnaturalenvironment.  Theexistingconditionsassessmentshowsthatthefrontageroadinfrastructurecurrentlyinplaceprovides adequateoperations.However,driverexpectancyisviolatedwiththepresenceofoneͲwayfrontageroads. DriversdonotenjoytheoutͲofͲdirectiontravelrequiredwithsuchaoneͲwaysystem.  Theprocessofidentifyingthebestsolutionforanytransportationimprovementshouldstartwithdefining specificneedsthatshouldbeaddressedbytheproject.Improvementstothisinterchangeshouldmeetthe followingneeds.  1.MitigateFutureCongestionandSafetyConcerns Theimprovementsshouldaccommodateexpectedfuturetrafficgrowthandtakeintoaccountsafetyconcerns alongthecorridor.  2.ProvideRoadUserBenefits ThealterationsshouldprovideagoodbalancebetweenaccessandmobilityalongIͲ49andthefrontageroads.  3.MinimizetheCostforConstructionandSupportEconomicDevelopment TheimprovementsshouldbecosteffectiveandpromoteeconomicdevelopmentalongtheIͲ49corridor. 

IͲ49FrontageRoads:AJR Page25

 SECTION5:ALTERNATIVES  FHWAAJRPolicyPoint2:AlternativesAnalysis “Theneedbeingaddressedbytherequestcannotbeadequatelysatisfiedbyreasonabletransportation systemmanagement(suchasrampmetering,masstransit,andHOVfacilities),geometricdesign,and alternativeimprovementstotheInterstatewithouttheproposedchange(s)inaccess(23CFR625.2(a)).”  Sincetheproposedimprovementisamodificationtoanexistinginterchange,improvedgeometricdesignand alternativeimprovementswillbeimplemented.Transportationsystemmanagementtechniqueswillnotbe utilizedonthisproject.  5.1NoͲBuild TheFutureYear(2038)NoͲBuildscenariorepresentswhattrafficoperationswouldbeexpectedinthefuture undertheexistingroadwayconfigurationplusanycommittedSTIPorTIPprojectimprovementsinthearea.  5.2TransportationSystemManagement Rampmeterswouldnotreducecongestionorenhancesafetyinthestudyarea.Althoughtherearenocurrent plansforinstallingrampmetersalongtheIͲ49corridorthroughtheprojectarea,theycouldpotentiallybe installedatsomepointinthefutureifandwhenrampmetersaredeemedappropriateforthiscorridor. HighͲoccupancyvehicle(HOV)lanesareanotherTSMstrategyintendedtostretchthepeopleͲcarryingcapacity ofthefreewaybyencouragingmotoriststocarpoolorusetransitservices.TheTSMstrategiesdiscussed abovecouldpotentiallyenhancefuturefreewayoperationsinthisarea,butcannotprovidethedesiredtwoͲ wayfrontageroadoperations.  5.3AlternativeTransportationModes Aspreviouslymentioned,thebusserviceBlueRidgeExpress(28X)servesthearea.Therouteservicesstops westofIͲ49onTrumanDriveandconnectstoseveraltransithubsinDowntownKansasCity.SmartMoves (metropolitanKansasCity'svisionforexpandedandenhancedregionaltransitservice)hasproposed additionalcommuterserviceforthiscommunity.Alternativetravelmodesshouldcontinuetobediscussed andfurtherinvestigated.Sidewalksarealsoanimportantconsiderationforthecorridor.Whateverthefuture optionsareforthetravelingpublic,thedesirefortwoͲwayfrontageroadswillnotbeprovidedbyalternative transportationmodes.

5.4PreliminaryBuildAlternatives Thefirststepindeterminingthebestalternativetomeetthepurposeandneedoftheprojectwasto conceptualizeandperformacursoryevaluationofseveraldifferentgeometricconfigurations.Whileitwould bedesirabletoprovidetwoͲwayfrontageroadswiththeexistingrampsandlocalroads,thiswouldinvolveslip rampsintersectingwithtwoͲwayfrontageroads.Thistypeofintersection(previouslyshowninExhibit1Ͳ2) wasthecatalystforinitialconversiontooneͲwayfrontageroadoperation.Abriefconceptwasdevelopedto studythisalternative,butstakeholdersdidnotaccepttheidea.Thereforetherampsandfrontageroadshad tobeseparatedinordertoprovidetwoͲwayfrontageroads.Theeffortfocusedonthebusiestinterchangein thearea:MainStreet.Exhibit5Ͳ1andExhibit5Ͳ2arepreliminarysketchesofsomeofthesealternatives.  

IͲ49FrontageRoads:AJR Page26

 Pinkboxesdenote accessclosures

 Exhibit5Ͳ1:MainStreetFrontageRoadVariation1  Pinkboxesdenote accessclosures

 Exhibit5Ͳ2:MainStreetFrontageRoadVariation2  IͲ49FrontageRoads:AJR Page27

 Baseduponrightofwayrequirementsandinitialtrafficmodeling,thealternativeswerescreenedout.The proposedalternativewasdeterminedtobeasimilarconceptwithdifferingalignmentofthefrontageroads. TheproposedalternativeisdisplayedinExhibit5Ͳ3.

Pinkboxesdenote accessclosures

Exhibit5Ͳ3:ProposedMainStreetFrontageRoadAlignment

Thisgeometryreusesasignificantportionoftheexistingbackageroadsystem,convertingitintotheproposed twoͲwayfrontageroad.Similartotoday,thefirstsignalizedintersectionproposedtothewestofthe southboundrampsis15thStreet.Capacityimprovements(includingturnlanes)willneedtobeaddedatthis locationtomitigatetheadditionalfrontageroadtraffic.Theeastfrontageroadisproposedtoconnectto MainStreetatanewintersectionapproximately1,100’eastofthenorthboundramps.  ThePhase1twoͲwayfrontageroadsystemhasasouthernterminusof135thStreetanddoesnotinvolveany propertyrelocation.Ontheeastfrontageroaditwillbeimportanttocommunicatetosouthbounddrivers thatthetwoͲwayportionterminatesandtheymustturneast.Thisconceptwillbefurtherstudiedinthe detaileddesignprocess,butsomeoptionsincludeadditionalsignageandchannelizingislands.Thisareais showninAppendixE.  TheproposedtwoͲwayfrontageroadsystemhasanorthernterminusofTrumanDrive.Similartothe previousparagraph,onthewestfrontageroaditwillbeimportanttocommunicatetonorthbounddrivers thatthetwoͲwayportionterminatesandtheymustturn.Thisconceptwillbefurtherstudiedinthedetailed designprocess,butsomeoptionsincludeadditionalsignageandchannelizingislands.Additionally,Truman IͲ49FrontageRoads:AJR Page28

 DrivewillhavethetwosignalizedintersectionsnearIͲ49altered.ThewestintersectionwillhaveNBLandNBR movementsadded.TheeastintersectionwillhaveWBLandEBRmovementsadded.Theadditionofthese movements,incombinationwiththetightsignalspacing,willmakeefficientsignaltimingatthislocationvery important.SimilartoMainStreet,theproposedgeometryremovesasharedthroughͲleftturnlanealong TrumanDrive(WBL).

EXISTINGLANE ALIGNMENTSATTRUMAN DRIVE

IͲ49 

PROPOSEDLANE ALIGNMENTSATTRUMAN DRIVE

IͲ49  Exhibit5Ͳ4:ChangesProposedAtTrumanDrive IͲ49FrontageRoads:AJR Page29

 Alternativeswerealsocomparedforthe140thStreetinterchange.Althoughthetrafficat140thStreetdoesn’t poseanoperationalproblem,thegeographyoftheareamakesconversiontotwoͲwayfrontageroads challenging.SimilartotheeffortatMainStreet,severalvariationswereconsidered.Exhibit5Ͳ5andExhibit 5Ͳ6arepreliminarysketchesofsomeofthesealternatives.

Pinkboxesdenote accessclosures Yellow“x”denotes relocations

 Exhibit5Ͳ5:140thStreetFrontageRoadVariation1

IͲ49FrontageRoads:AJR Page30

 Pinkboxesdenote accessclosures Yellow“x”denotes relocations

 Exhibit5Ͳ6:140thStreetFrontageRoadVariation2

Initialeffortsat140thStreetmimickedimprovementsatMainStreet;fourrampsprovidedatthecrossstreet andrelocatedfrontageroads.Aftermanyefforts,itbecameapparentthatthislayoutwouldnotbepractical. ThegeometryproposedforMainStreetisfeasiblebecauseofvacantlandfornewfrontageroadconstruction. Thesamesituationisnotpresentat140thStreet,whereaclearconnectionisnotfeasiblewithoutsignificant rightofwayimpacts(residentialrelocation).  Becauseofthesedifficulties,alternativegeometrywasexplored.Becauseofthelackofspaceon140thStreet itself,itwasadvantageoustorelocatetherampsupstreamof140thStreet.Therampsaremovedtoprimarily vacantland,allowingthetwoͲwayfrontageroadstoconnecttoIͲ49viaroundabouts.Theroundaboutsare withinhalfamileof140thStreet.Thisallowsfullaccessandreducespropertyimpacts.Theinitiallayoutcan beseeninExhibit5Ͳ7.TherampconnectionshavebeenidentifiedasitemsofhighͲprioritybyFHWAand MoDOT.Asdesignprogressesthestakeholderswillcomparegeometricoptions(i.e.radiiandgoredesign).

IͲ49FrontageRoads:AJR Page31

  Exhibit5Ͳ7:Proposed140thStreetFrontageRoadAlignment 

IͲ49FrontageRoads:AJR Page32

 SECTION6:FUTUREYEARTRAFFIC  6.1HistoricalTrafficTrends AreviewofhistoricalMoDOTtrafficvolumecountdatawascompletedfor IͲ49,MainStreet,and140thStreet withinthestudyarea.ThehistoricaltraffictrendsforbothcorridorsareillustratedinExhibit6Ͳ1. 

 Exhibit6Ͳ1:HistoricalTrafficTrends  GrowthonIͲ49hasbeenimpressiveforapproximatelythelastdecade.Priortothat,itislikelythatthe aforementionedconstructionat3TCimpactedcapacity.Ontheotherhand,MainStreetand140thStreet volumeshaveremainedflatforthelastdecade.  6.2TrafficProjections Futureyeartrafficprojectionsweredevelopedusingprevioustrafficstudiesandcitytransportationplans. Duetotheneedfortrafficanalysisattheoperationallevel,itwasdeterminedthatasubareamodelwouldbe preferredtodirectionaluseoftheregionaltraveldemandmodel.Thesubareamodelwasdevelopedandkept consistentwiththeMARCregionalmodel.ThefulltrafficprojectionmemoispresentedinAppendixC.

 

IͲ49FrontageRoads:AJR Page33

 SECTION7:ALTERNATIVESANALYSIS  7.1OperationalandSafetyPerformance FHWAAJRPolicyPoint3:OperationalandSafetyAnalysis “Anoperationalandsafetyanalysishasconcludedthattheproposedchangeinaccessdoesnothavea significantadverseimpactonthesafetyandoperationoftheInterstatefacility(whichincludesmainlinelanes, existing,new,ormodifiedramps,rampintersectionswithcrossroad)oronthelocalstreetnetworkbasedon boththecurrentandtheplannedfuturetrafficprojections.Theanalysisshall,particularlyinurbanizedareas, includeatleastthefirstadjacentexistingorproposedinterchangeoneithersideoftheproposedchangein access(23CFR625.2(a),655.603(d)and771.111(f)).Thecrossroadsandthelocalstreetnetwork,toatleast thefirstmajorintersectiononeithersideoftheproposedchangeinaccess,shallbeincludedinthisanalysisto theextentnecessarytofullyevaluatethesafetyandoperationalimpactsthattheproposedchangeinaccess andothertransportationimprovementsmayhaveonthelocalstreetnetwork(23CFR625.2(a)and 655.603(d)).Requestsforaproposedchangeinaccessmustincludeadescriptionandassessmentofthe impactsandabilityoftheproposedchangestosafelyandefficientlycollect,distributeandaccommodate trafficontheInterstatefacility,ramps,intersectionoframpswithcrossroad,andlocalstreetnetwork(23CFR 625.2(a)and655.603(d)).Eachrequestmustalsoincludeaconceptualplanofthetypeandlocationofthe signsproposedtosupporteachdesignalternative(23U.S.C.109(d)and23CFR655.603(d)).”  TrafficOperationsforAlternatives TheFutureYear(2038)NoͲBuildscenariorepresentswhattrafficoperationsareexpectedtoresultinthenear futureifnomajorimprovementsaremadetothearea.IntheNoͲBuildalternativesignificantbottlenecks outsidetheproposedprojectareaareexposed.Thesebottleneckspreventtrafficfromreachingtheproposed projectarea,thereforemakinganalysisofthealternativesunrealistic.  Forthisreason,a“MinimumͲBuild”scenariowasdeveloped.TheMinimumͲBuildincludes: 1. SouthboundIͲ49choicelaneatexittoBlueRidge(soTrumanDriveexitsfromfourthlaneofIͲ49 insteadofthird) 2. SouthboundIͲ49continuousauxiliarylaneconnecting140thStreettoMOͲ150 3. SouthboundIͲ49choicelaneattwoͲlaneexittoMOͲ150 4. NorthboundWhiteAvenuedualnorthboundleftͲturnlanesatMOͲ150intersection  ThesefouralterationsaredepictedinAppendixD.TheyareinalloftheFutureYearmodelsinorderto ensureafaircomparisonbetweenalternatives.Theassessmentincludedbotharterialintersectionsand freewaysegments.Intersectionturningmovementcountsandfreewaysegmentvolumesaredisplayedon Exhibit7Ͳ1.FreewaylaneconfigurationsandsegmentsusedintheanalysesaredefinedonExhibit7Ͳ2. ResultsoftheMinimumͲBuildsimulationmodelshavebeensummarizedinTables7Ͳ1through7Ͳ4.  Thesefouralterationsarenotbeingproposedasapartofthisproject;theywillbestudiedindividuallyifand whentheneedsarise.Numberfour(dualnorthboundleftͲturnlanesatMOͲ150/WhiteAvenue)iscurrently beinganalyzedbyMoDOTforces.

IͲ49FrontageRoads:AJR Page34

  Exhibit7Ͳ1:MinimumͲBuild;TrafficData IͲ49FrontageRoads:AJR Page35

  Exhibit7Ͳ2:MinimumͲBuild;LaneConfigurations IͲ49FrontageRoads:AJR Page36

 



Table7Ͳ1:2038MinimumBuildͲAMdelaymeasures Intersection Movement Avg Intersection movement Delay Vehicles Delay Name LOS LOS (S) (S) West TrumanDrive EBT 33 211 C West TrumanDrive EBR 4 102 A West TrumanDrive SBL 33 224 C West TrumanDrive SBT 27 158 C 19 B West TrumanDrive SBR 5 92 A West TrumanDrive WBL 18 108 B West TrumanDrive WBT 10 523 A East TrumanDrive EBL 4 136 A East TrumanDrive EBT 2300A East TrumanDrive WBT 35 378 C East TrumanDrive WBR 26 118 C 24 C East TrumanDrive NBL 37 254 D East TrumanDrive NBT 34 240 C East TrumanDrive NBR 23 151 C West MainStreet EBT 58 668 E West MainStreet EBR 14 113 B West MainStreet SBL 48 231 D West MainStreet SBT 47 233 D 30 C West MainStreet SBR 3 306 A West MainStreet WBL 16 329 B West MainStreet WBT 1453A East MainStreet EBL 6 367 A East MainStreet EBT 1529A East MainStreet WBT 28 482 C East MainStreet WBR 13 543 B 19 B East MainStreet NBL 52 297 D East MainStreet NBT 41 215 D East MainStreet NBR 6 144 A West 140thStreet EBT 31 309 C West 140thStreet EBR 6 169 A West 140thStreet SBL 19 125 B West 140thStreet SBT 21 199 C 16 B West 140thStreet SBR 3 175 A West 140thStreet WBL 6 163 A West 140thStreet WBT 13 292 B East 140thStreet EBL 19 297 B East 140thStreet EBT 10 136 A East 140thStreet WBT 23 252 C East 140thStreet WBR 8 202 A 24 C East 140thStreet NBL 38 203 D East 140thStreet NBT 36 405 D East 140thStreet NBR 20 120 B

IͲ49FrontageRoads:AJR Page37

 MainStreet 15thStreet EBL 23 41 C MainStreet 15thStreet EBT 11 550 B MainStreet 15thStreet EBR 9 20 A MainStreet 15thStreet NBL 42 56 D MainStreet 15thStreet NBT 38 31 D MainStreet 15thStreet NBR 24 109 C 17 B MainStreet 15thStreet WBL 17 46 B MainStreet 15thStreet WBT 10 628 A MainStreet 15thStreet WBR 7 85 A MainStreet 15thStreet SBL 46 118 D MainStreet 15thStreet SBT 46 31 D MainStreet 15thStreet SBR 33 38 C       Table7Ͳ2:2038MinimumBuildͲPMdelaymeasures Intersection Movement Avg Intersection movement Delay Vehicles Delay Name LOS LOS (S) (S) West TrumanDrive EBT 42 360 D West TrumanDrive EBR 6 198 A West TrumanDrive SBL 49 352 D West TrumanDrive SBT 30 355 C 23 C West TrumanDrive SBR 8 232 A West TrumanDrive WBL 10 220 A West TrumanDrive WBT 3473A East TrumanDrive EBL 7 238 A East TrumanDrive EBT 4473A East TrumanDrive WBT 64 277 E East TrumanDrive WBR 39 33 D 29 C East TrumanDrive NBL 41 415 D East TrumanDrive NBT 34 295 C East TrumanDrive NBR 26 75 C West MainStreet EBT 35 647 C West MainStreet EBR 16 249 B West MainStreet SBL 38 682 D West MainStreet SBT 32 277 C 29 C West MainStreet SBR 4 260 A West MainStreet WBL 30 248 C West MainStreet WBT 24 323 C East MainStreet EBL 19 323 B East MainStreet EBT 6988A East MainStreet WBT 49 345 D East MainStreet WBR 8 282 A 23 C East MainStreet NBL 50 229 D East MainStreet NBT 53 282 D East MainStreet NBR 7 146 A

IͲ49FrontageRoads:AJR Page38

 West 140thStreet EBT 31 347 C West 140thStreet EBR 10 207 A West 140thStreet SBL 27 352 C West 140thStreet SBT 27 502 C 20 B West 140thStreet SBR 4 295 A West 140thStreet WBL 6 152 A West 140thStreet WBT 15 226 B East 140thStreet EBL 19 398 B East 140thStreet EBT 9299A East 140thStreet WBT 22 173 C East 140thStreet WBR 6 82 A 20 B East 140thStreet NBL 33 205 C East 140thStreet NBT 29 257 C East 140thStreet NBR 11 92 B MainStreet 15thStreet EBL 24 55 C MainStreet 15thStreet EBT 11 755 B MainStreet 15thStreet EBR 10 59 A MainStreet 15thStreet NBL 34 22 C MainStreet 15thStreet NBT 34 30 C MainStreet 15thStreet NBR 15 48 B 14 B MainStreet 15thStreet WBL 29 113 C MainStreet 15thStreet WBT 5374A MainStreet 15thStreet WBR 4 99 A MainStreet 15thStreet SBL 37 93 D MainStreet 15thStreet SBT 36 31 D MainStreet 15thStreet SBR 24 38 C    Table7Ͳ3:2038MinimumBuild–AMIͲ49LOS SegmentAverages Location Type Lanes Density Speed(mph) Volume(veh) (veh/mi/ln) LOS SouthboundIͲ49 S/OBlueRidge Basic 3 20 C 63 3,718 nearTrumanDrive Weave 4 17 B 63 4,212 nearMainStreet Basic 3 20 C 63 3,781 betweenMainStreetand140thStreet Weave 4 18 B 62 4,504 near140thStreet Basic 3 22 C 62 4,097 between140thStreetandMOͲ150 Weave 4 19 B 59 4,317 NorthboundIͲ49 S/OBlueRidge Basic 3 33 D 61 6,034 N/OTrumanDrive Diverge 4 26 C 60 6,171 nearTrumanDrive Basic 3 35 D 58 6,114 S/OTrumanDrive Merge 4 26 C 59 6,108 nearMainStreet Basic 3 31 D 61 5,635 betweenMainStreetand140thStreet Basic 3 31 D 61 5,675 N/O140thStreet Merge 4 23 C 61 5,702 near140thStreet Basic 3 29 D 62 5,461 S/O140thStreet Basic 3 34 D 58 5,931 N/OMOͲ150 Merge 4 33 D 47 5,968 

IͲ49FrontageRoads:AJR Page39

       Table7Ͳ4:2038MinimumBuild–PMIͲ49LOS SegmentAverages Location Type Lanes Density Speed(mph) Volume(veh) (veh/mi/ln) LOS SouthboundIͲ49 S/OBlueRidge Basic 3 34 D 61 6,146 nearTrumanDrive Weave 4 27 C 61 6,536 nearMainStreet Basic 3 31 D 61 5,768 betweenMainStreetand140thStreet Weave 4 25 C 61 6,079 near140thStreet Basic 3 34 D 56 5,738 between140thStreetandMOͲ150 Weave 4 26 C 61 6,314 NorthboundIͲ49 S/OBlueRidge Basic 3 22 C 63 4,191 N/OTrumanDrive Diverge 4 18 B 62 4,608 nearTrumanDrive Basic 3 25 C 61 4,565 S/OTrumanDrive Merge 4 19 B 61 4,559 nearMainStreet Basic 3 22 C 62 4,181 betweenMainStreetand140thStreet Basic 3 23 C 62 4,234 N/O140thStreet Merge 4 18 B 62 4,322 near140thStreet Basic 3 22 C 63 4,079 S/O140thStreet Basic 3 24 C 62 4,421 N/OMOͲ150 Merge 4 18 B 61 4,446  TheMinimumͲBuildoperateswellinthefutureyear.Inthetwopeakhours,asintheexistingmodels,zero intersectionsoperateatLOSDorbelow.10freewaysegmentsoperateatLOSD.  Next,theUltimatescenariowasstudiedinVISSIMtoensurelongͲrangesystemviability.Intersectionturning movementcountsandfreewaysegmentvolumesaredisplayedonExhibit7Ͳ3.Freewaylaneconfigurations andsegmentsusedintheanalysesaredefinedonExhibit7Ͳ4.Simulationmodelresultshavebeen summarizedinTables7Ͳ5through7Ͳ8.    

IͲ49FrontageRoads:AJR Page40

 Exhibit7Ͳ3:UltimateConditions;TrafficData IͲ49FrontageRoads:AJR Page41

  Exhibit7Ͳ4:UltimateConditions;LaneConfigurations

IͲ49FrontageRoads:AJR Page42

 Table7Ͳ5:2038UltimateͲAMdelaymeasures Intersection Movement Avg movement Intersection Vehicles Name Delay(S) LOS Delay(S) LOS West TrumanDrive EBT 22 138 C West TrumanDrive EBR 3 34 A West TrumanDrive SBL 37 466 D West TrumanDrive SBT 38 69 D West TrumanDrive SBR 24 12 C 24 C West TrumanDrive WBL 12 108 B West TrumanDrive WBT 14 359 B West TrumanDrive NBR 18 225 B West TrumanDrive NBL 30 65 C East TrumanDrive EBL 12 260 B East TrumanDrive EBT 4267A East TrumanDrive EBR 3 301 A East TrumanDrive WBL 12 89 B East TrumanDrive WBT 25 300 C 18 B East TrumanDrive WBR 14 79 B East TrumanDrive NBL 45 168 D East TrumanDrive NBT 43 91 D East TrumanDrive NBR 27 124 C West MainStreet EBT 28 713 C West MainStreet EBR 4 202 A West MainStreet SBL 43 181 D 15 B West MainStreet SBR 5 295 A West MainStreet WBL 10 137 A West MainStreet WBT 2710A East MainStreet EBL 26 493 C East MainStreet EBT 2398A East MainStreet WBT 35 642 C 23 C East MainStreet WBR 13 443 B East MainStreet NBL 43 206 D East MainStreet NBR 7 18 A West 140thStreet EBL 10 10 A West 140thStreet EBT 739A West 140thStreet EBR 1 20 A West 140thStreet SBL 34 138 C West 140thStreet SBT 40 71 D West 140thStreet SBR 9 11 A 11 B West 140thStreet WBL 7 50 A West 140thStreet WBT 8626A West 140thStreet WBR 5 87 A West 140thStreet NBL 41 29 D West 140thStreet NBT 47 10 D West 140thStreet NBR 2 89 A East 140thStreet EBL 9 81 A East 140thStreet EBT 7105A East 140thStreet EBR 1 80 A 14 B East 140thStreet SBL 37 11 D East 140thStreet SBT 50 42 D East 140thStreet SBR 6 227 A IͲ49FrontageRoads:AJR Page43

 East 140thStreet WBL 9 11 A East 140thStreet WBT 14 272 B East 140thStreet WBR 2 193 A East 140thStreet NBL 40 265 D East 140thStreet NBT 37 77 D East 140thStreet NBR 19 112 B WestFrontageRoad MainStreet EBL 65 41 E WestFrontageRoad MainStreet EBT 52 550 D WestFrontageRoad MainStreet EBR 50 20 D WestFrontageRoad MainStreet NBL 46 52 D WestFrontageRoad MainStreet NBT 65 131 E WestFrontageRoad MainStreet NBR 56 166 E 36 D WestFrontageRoad MainStreet WBL 40 261 D WestFrontageRoad MainStreet WBT 12 613 B WestFrontageRoad MainStreet WBR 9 130 A WestFrontageRoad MainStreet SBL 37 200 D WestFrontageRoad MainStreet SBT 34 210 C WestFrontageRoad MainStreet SBR 31 128 C EastFrontageRoad MainStreet EBL 28 109 C EastFrontageRoad MainStreet EBT 24 331 C EastFrontageRoad MainStreet EBR 15 36 B EastFrontageRoad MainStreet NBL 29 387 C EastFrontageRoad MainStreet NBT 38 140 D EastFrontageRoad MainStreet NBR 25 10 C 28 C EastFrontageRoad MainStreet WBL 29 10 C EastFrontageRoad MainStreet WBT 33 272 C EastFrontageRoad MainStreet WBR 19 70 B EastFrontageRoad MainStreet SBL 28 256 C EastFrontageRoad MainStreet SBT 51 28 D EastFrontageRoad MainStreet SBR 21 261 C West Roundabout EBL 3 21 A West Roundabout EBT 210A West Roundabout EBR 2 11 A West Roundabout SBL 6 31 A West Roundabout SBT 88 A West Roundabout SBR 6 76 A 6 A West Roundabout WBL 7 209 A West Roundabout WBT 8239A West Roundabout WBR 6 230 A West Roundabout NBL 1 8 A West Roundabout NBT 115A West Roundabout NBR 1 6 A East Roundabout SBT 394A East Roundabout SBR 2 40 A East Roundabout NBL 6 60 A 5 A East Roundabout NBT 7253A East Roundabout EBL 5 204 A East Roundabout EBR 4 73 A    

IͲ49FrontageRoads:AJR Page44

 Table7Ͳ6:2038UltimateͲPMdelaymeasures Intersection Movement Avg movement Intersection Vehicles Name Delay(S) LOS Delay(S) LOS West TrumanDrive EBT 40 323 D West TrumanDrive EBR 9 80 A West TrumanDrive SBL 46 620 D West TrumanDrive SBT 37 390 D West TrumanDrive SBR 24 22 C 39 D West TrumanDrive WBL 28 126 C West TrumanDrive WBT 13 275 B West TrumanDrive NBR 59 300 E West TrumanDrive NBL 51 33 D East TrumanDrive EBL 12 321 B East TrumanDrive EBT 5484A East TrumanDrive EBR 2 438 A East TrumanDrive WBL 17 89 B East TrumanDrive WBT 23 154 C 16 B East TrumanDrive WBR 9 142 A East TrumanDrive NBL 55 245 D East TrumanDrive NBT 52 44 D East TrumanDrive NBR 36 82 D West MainStreet EBT 14 689 B West MainStreet EBR 3 298 A West MainStreet SBL 43 407 D 16 B West MainStreet SBR 5 196 A West MainStreet WBL 23 29 C West MainStreet WBT 10 602 A East MainStreet EBL 22 381 C East MainStreet EBT 6716A East MainStreet WBT 14 366 B 16 B East MainStreet WBR 4 173 A East MainStreet NBL 45 266 D East MainStreet NBR 10 103 A West 140thStreet EBL 10 11 A West 140thStreet EBT 16 306 B West 140thStreet EBR 2 96 A West 140thStreet SBL 41 369 D West 140thStreet SBT 43 20 D West 140thStreet SBR 20 73 B 19 B West 140thStreet WBL 11 59 B West 140thStreet WBT 10 357 A West 140thStreet WBR 7 10 A West 140thStreet NBL 38 58 D West 140thStreet NBT 47 9 D West 140thStreet NBR 3 80 A East 140thStreet EBL 16 307 B East 140thStreet EBT 15 411 B East 140thStreet EBR 8 38 A East 140thStreet SBL 37 19 D 19 B East 140thStreet SBT 45 88 D East 140thStreet SBR 9 37 A East 140thStreet WBL 15 152 B IͲ49FrontageRoads:AJR Page45

 East 140thStreet WBT 21 172 C East 140thStreet WBR 4 10 A East 140thStreet NBL 38 216 D East 140thStreet NBT 35 95 C East 140thStreet NBR 19 69 B WestFrontageRoad MainStreet EBL 47 52 D WestFrontageRoad MainStreet EBT 32 646 C WestFrontageRoad MainStreet EBR 29 60 C WestFrontageRoad MainStreet NBL 56 23 E WestFrontageRoad MainStreet NBT 76 199 E WestFrontageRoad MainStreet NBR 72 146 E 35 D WestFrontageRoad MainStreet WBL 34 107 C WestFrontageRoad MainStreet WBT 21 351 C WestFrontageRoad MainStreet WBR 17 342 B WestFrontageRoad MainStreet SBL 41 194 D WestFrontageRoad MainStreet SBT 26 199 C WestFrontageRoad MainStreet SBR 20 36 B EastFrontageRoad MainStreet EBL 24 220 C EastFrontageRoad MainStreet EBT 11 172 B EastFrontageRoad MainStreet EBR 5 194 A EastFrontageRoad MainStreet NBL 38 46 D EastFrontageRoad MainStreet NBT 47 28 D EastFrontageRoad MainStreet NBR 7 21 A 22 C EastFrontageRoad MainStreet WBL 35 22 C EastFrontageRoad MainStreet WBT 26 329 C EastFrontageRoad MainStreet WBR 21 313 C EastFrontageRoad MainStreet SBL 31 157 C EastFrontageRoad MainStreet SBT 38 105 D EastFrontageRoad MainStreet SBR 20 60 B West Roundabout EBL 9 78 A West Roundabout EBT 9284A West Roundabout EBR 7 10 A West Roundabout SBL 4 40 A West Roundabout SBT 419A West Roundabout SBR 3 20 A 7 A West Roundabout WBL 7 305 A West Roundabout WBT 519A West Roundabout WBR 5 97 A West Roundabout NBL 4 8 A West Roundabout NBT 312A West Roundabout NBR 4 11 A East Roundabout SBT 5187A East Roundabout SBR 3 90 A East Roundabout NBL 6 85 A 6 A East Roundabout NBT 6111A East Roundabout EBL 7 269 A East Roundabout EBR 5 56 A      IͲ49FrontageRoads:AJR Page46

 Table7Ͳ7:2038UltimateͲAMIͲ49LOS SegmentAverages Location Type Lanes Density Speed(mph) Volume(veh) (veh/mi/ln) LOS SouthboundIͲ49 S/OBlueRidge Basic 3 20 C 63 3,678 nearTrumanDrive Weave 4 17 B 63 4,207 nearMainStreet Basic 3 20 C 63 3,798 betweenMainStreetand140thStreet Weave 4 16 B 63 4,088 nearwestroundabout Basic 3 18 B 63 3,388 betweenwestroundaboutandMOͲ150 Weave 4 17 B 57 3,465 NorthboundIͲ49 S/OBlueRidge Basic 3 33 D 61 6,018 N/OTrumanDrive Diverge 4 25 C 61 6,146 nearTrumanDrive Basic 3 35 D 58 6,089 S/OTrumanDrive Merge 4 27 C 58 6,094 nearMainStreet Basic 3 29 D 62 5,384 betweenMainStreetand140thStreet Basic 3 29 D 62 5,423 N/Oeastroundabout Merge 4 22 C 62 5,440 neareastroundabout Basic 3 29 D 62 5,381 betweenMOͲ150andeastroundabout Weave 4 23 C 61 5,601     Table7Ͳ8:2038UltimateͲ PMIͲ49LOS SegmentAverages Location Type Lanes Density Speed(mph) Volume(veh) (veh/mi/ln) LOS SouthboundIͲ49 S/OBlueRidge Basic 3 33 D 61 6,084 nearTrumanDrive Weave 4 27 C 61 6,509 nearMainStreet Basic 3 33 D 60 6,006 betweenMainStreetand140thStreet Weave 4 26 C 60 6,257 nearwestroundabout Basic 3 33 D 59 5,789 betweenwestroundaboutandMOͲ150 Weave 4 25 C 62 6,185 NorthboundIͲ49 S/OBlueRidge Basic 3 22 C 63 4,108 N/OTrumanDrive Diverge 4 18 B 63 4,520 nearTrumanDrive Basic 3 24 C 62 4,477 S/OTrumanDrive Merge 4 18 B 62 4,482 nearMainStreet Basic 3 22 C 62 4,212 betweenMainStreetand140thStreet Basic 3 23 C 62 4,269 N/Oeastroundabout Merge 4 17 B 63 4,316 neareastroundabout Basic 3 22 C 63 4,181 betweenMOͲ150andeastroundabout Weave 4 18 B 62 4,444     IͲ49FrontageRoads:AJR Page47

 Ultimategeometryoperateswithinacceptablelevelsinthedesignyear(2038).Inthedesignyearthe Ultimategeometryhas,inthetwopeakhours,threeintersectionspredictedtooperateatLOSD.Ithaseight freewaysegmentspredictedtooperateatLOSD.  AlthoughtheUltimateoptiondoesnotprovidesignificantoperationalimprovementsovertheMinimumͲBuild scenario,itisnotpredictedtonegativelyimpacttheinterstatesystem.  TheUltimategeometryincludeschangesatthe140thStreetbridgeoverIͲ49.SimilartoMainStreet,thereis anexistingsharedthroughͲleftlaneonwestbound140thStreet.Liketheproposalthere,theultimate geometryremainsasfivelanes.Twothroughlanesareprovidedineachdirection;thefifthlanewillbe comprisedof“backtoback”leftturnlanes.ThisisdepictedinExhibit7Ͳ5. 

 Exhibit7Ͳ5:UltimateLaneGeometryat140thStreet  AlsolikeMainStreet,the140thStreetbridgeisscheduledforreplacement.Thisjob(J4I3217)iscurrentlyin theMoDOTscopingprocess;aconstructiondatehasnotyetbeendetermined.

IͲ49FrontageRoads:AJR Page48

  Exhibit7Ͳ6:Alignmentofeastroundaboutsouthof140thStreet

IͲ49FrontageRoads:AJR Page49

 TheUltimategeometryincludesfourramps(for140thStreet)beingrelocated.Thesouthbound140thStreet rampswillmovenorth,butthedistancetotheMainStreetrampsshouldresultinaweavingsectionstillin excessof2,000’.Thenorthbound140thStreetrampswillmovesouth,decreasingthedistancetoMOͲ150. Todaythisdistanceisapproximately2,300’.TheweavingdistancebetweentherampsintheUltimate geometryhasagoreͲtoͲgoredistanceofapproximately1,250’.AASHTOguidance(GreenBookFigure10Ͳ68) requires1,600’.ThisisdepictedinExhibit7Ͳ6.  Althoughitmaybepossibletomovetheroundaboutnorth(increasingthegoreͲtoͲgoredistance),thisappears tohaverightofwayimplicationsincludingtotalpropertyacquisition.TheorangestarinExhibit7Ͳ6showsthe locationofsuchrightofwayacquisition.Detaileddesignofsubsequentphaseswillincludeaneffortto increasetheweavingdistancewhilebalancingrightofwayneeds.  InadditiontoExhibit3Ͳ4,Exhibit7Ͳ2,Exhibit7Ͳ4,andExhibit7Ͳ8,Table7Ͳ9providesacomparisonoframp spacingforallthescenarios.  Table7Ͳ9:RampSpacinginallalternatives(feetbetweengores) SouthboundIͲ49 location NorthboundIͲ49 Ultimate Phase1 Existing/MinBuild Existing/MinBuild Phase1 Ultimate Truman 2,560 2,560 1,940 2,160 2,540 2,540 Drive        Main 2,600 2,600 4,770 3,610 2,450 2,450 Street 2,230 3,280 1,730  4,210 4,990 5,860 140th 1,610 3,340 3,340 1,350 1,350 1,580 Street 4,840 2,060 2,060  2,350 2,350 1,250    MOͲ150     Phase1geometrywasstudiednext.ThefutureyearanalysesofPhase1geometryincludetheMinimumͲBuild improvements.Theassessmentincludedbotharterialintersectionsandfreewaysegments.Intersection turningmovementcountsandfreewaysegmentvolumesaredisplayedonExhibit7Ͳ7.Freewaylane configurationsandsegmentsusedintheanalysesaredefinedonExhibit7Ͳ8.Simulationmodelresultshave beensummarizedinTables7Ͳ10through7Ͳ13.  NotethatPhase1is,atthistime,theonlyfundedphase. 

IͲ49FrontageRoads:AJR Page50

 PHASE1 2038

 Exhibit7Ͳ7:Phase1Conditions(2038);TrafficData IͲ49FrontageRoads:AJR Page51

  Exhibit7Ͳ8:Phase1(2038);LaneConfigurations IͲ49FrontageRoads:AJR Page52

 Table7Ͳ10:2038Phase1(includingMinimumBuild)ͲAMdelaymeasures Intersection Movement Avg Intersection movement Delay Vehicles Name LOS Delay(S) LOS (S) West TrumanDrive EBT 22 144 C West TrumanDrive EBR 5 28 A West TrumanDrive SBL 37 416 D West TrumanDrive SBT 38 63 D West TrumanDrive SBR 9 9 A 24 C West TrumanDrive WBL 12 110 B West TrumanDrive WBT 13 363 B West TrumanDrive NBR 19 227 B West TrumanDrive NBL 32 64 C East TrumanDrive EBL 13 271 B East TrumanDrive EBT 4245A East TrumanDrive EBR 3 271 A East TrumanDrive WBL 12 88 B East TrumanDrive WBT 25 300 C 18 B East TrumanDrive WBR 14 79 B East TrumanDrive NBL 42 173 D East TrumanDrive NBT 40 92 D East TrumanDrive NBR 26 128 C West MainStreet EBT 27 710 C West MainStreet EBR 3 202 A West MainStreet SBL 43 181 D 14 B West MainStreet SBR 5 295 A West MainStreet WBL 12 140 B West MainStreet WBT 2739A East MainStreet EBL 28 492 C East MainStreet EBT 2397A East MainStreet WBT 34 652 C 23 C East MainStreet WBR 12 448 B East MainStreet NBL 44 229 D East MainStreet NBR 7 21 A West 140thStreet EBT 31 308 C West 140thStreet EBR 6 169 A West 140thStreet SBL 18 127 B West 140thStreet SBT 20 204 B 15 B West 140thStreet SBR 2 180 A West 140thStreet WBL 6 163 A West 140thStreet WBT 12 292 B East 140thStreet EBL 20 298 B East 140thStreet EBT 10 138 A East 140thStreet WBT 23 252 C East 140thStreet WBR 10 202 A 18 B East 140thStreet NBL 33 203 C East 140thStreet NBT 16 405 B East 140thStreet NBR 2 120 A WestFrontageRoad MainStreet EBL 65 41 E WestFrontageRoad MainStreet EBT 51 553 D 36 D WestFrontageRoad MainStreet EBR 48 20 D WestFrontageRoad MainStreet NBL 48 51 D IͲ49FrontageRoads:AJR Page53

 WestFrontageRoad MainStreet NBT 57 128 E WestFrontageRoad MainStreet NBR 53 162 D WestFrontageRoad MainStreet WBL 44 270 D WestFrontageRoad MainStreet WBT 12 632 B WestFrontageRoad MainStreet WBR 10 134 A WestFrontageRoad MainStreet SBL 36 199 D WestFrontageRoad MainStreet SBT 38 209 D WestFrontageRoad MainStreet SBR 36 128 D EastFrontageRoad MainStreet EBL 27 113 C EastFrontageRoad MainStreet EBT 25 346 C EastFrontageRoad MainStreet EBR 12 39 B EastFrontageRoad MainStreet NBL 29 396 C EastFrontageRoad MainStreet NBT 37 139 D EastFrontageRoad MainStreet NBR 54 10 D 27 C EastFrontageRoad MainStreet WBL 29 10 C EastFrontageRoad MainStreet WBT 34 278 C EastFrontageRoad MainStreet WBR 21 70 C EastFrontageRoad MainStreet SBL 27 273 C EastFrontageRoad MainStreet SBT 47 30 D EastFrontageRoad MainStreet SBR 15 286 B    Table7Ͳ11:2038Phase1(includingMinimumBuild)ͲPMdelaymeasures Intersection Movement Avg Intersection movement Delay Vehicles Delay Name LOS LOS (S) (S) West TrumanDrive EBT 39 324 D West TrumanDrive EBR 9 80 A West TrumanDrive SBL 47 615 D West TrumanDrive SBT 37 388 D West TrumanDrive SBR 19 22 B 40 D West TrumanDrive WBL 29 125 C West TrumanDrive WBT 13 272 B West TrumanDrive NBR 64 302 E West TrumanDrive NBL 56 33 E East TrumanDrive EBL 12 322 B East TrumanDrive EBT 5482A East TrumanDrive EBR 2 437 A East TrumanDrive WBL 17 89 B East TrumanDrive WBT 24 155 C 16 B East TrumanDrive WBR 10 142 A East TrumanDrive NBL 52 241 D East TrumanDrive NBT 50 46 D East TrumanDrive NBR 35 81 C West MainStreet EBT 13 684 B West MainStreet EBR 3 296 A West MainStreet SBL 43 409 D 16 B West MainStreet SBR 4 196 A West MainStreet WBL 26 29 C West MainStreet WBT 10 615 A IͲ49FrontageRoads:AJR Page54

 East MainStreet EBL 23 376 C East MainStreet EBT 6718A East MainStreet WBT 14 370 B 16 B East MainStreet WBR 5 172 A East MainStreet NBL 45 274 D East MainStreet NBR 10 105 A West 140thStreet EBT 32 356 C West 140thStreet EBR 9 212 A West 140thStreet SBL 25 339 C West 140thStreet SBT 25 480 C 19 B West 140thStreet SBR 3 286 A West 140thStreet WBL 6 152 A West 140thStreet WBT 15 227 B East 140thStreet EBL 19 399 B East 140thStreet EBT 9295A East 140thStreet WBT 22 173 C East 140thStreet WBR 6 80 A 17 B East 140thStreet NBL 32 205 C East 140thStreet NBT 17 257 B East 140thStreet NBR 2 92 A WestFrontageRoad MainStreet EBL 46 51 D WestFrontageRoad MainStreet EBT 32 649 C WestFrontageRoad MainStreet EBR 30 59 C WestFrontageRoad MainStreet NBL 49 22 D WestFrontageRoad MainStreet NBT 55 188 D WestFrontageRoad MainStreet NBR 47 140 D 31 C WestFrontageRoad MainStreet WBL 33 109 C WestFrontageRoad MainStreet WBT 21 358 C WestFrontageRoad MainStreet WBR 16 346 B WestFrontageRoad MainStreet SBL 41 190 D WestFrontageRoad MainStreet SBT 26 198 C WestFrontageRoad MainStreet SBR 22 37 C EastFrontageRoad MainStreet EBL 22 224 C EastFrontageRoad MainStreet EBT 11 182 B EastFrontageRoad MainStreet EBR 5 200 A EastFrontageRoad MainStreet NBL 37 50 D EastFrontageRoad MainStreet NBT 46 29 D EastFrontageRoad MainStreet NBR 6 20 A 22 C EastFrontageRoad MainStreet WBL 31 22 C EastFrontageRoad MainStreet WBT 26 347 C EastFrontageRoad MainStreet WBR 19 313 B EastFrontageRoad MainStreet SBL 32 160 C EastFrontageRoad MainStreet SBT 42 103 D EastFrontageRoad MainStreet SBR 23 64 C 







IͲ49FrontageRoads:AJR Page55

 Table7Ͳ12:2038Phase1(includingMinimumBuild)Ͳ AMIͲ49LOS SegmentAverages Location Type Lanes Density Speed(mph) Volume(veh) (veh/mi/ln) LOS SouthboundIͲ49 S/OBlueRidge Basic 3 20 C 63 3,678 nearTrumanDrive Weave 4 17 B 63 4,209 nearMainStreet Basic 3 20 C 63 3,801 betweenMainStreetand140thStreet Weave 4 16 B 63 4,107 near140thStreet Basic 3 20 C 62 3,723 between140thStreetandMOͲ150 Weave 4 18 B 57 3,952 NorthboundIͲ49 S/OBlueRidge Basic 3 33 D 61 6,025 N/OTrumanDrive Diverge 4 25 C 61 6,153 nearTrumanDrive Basic 3 35 D 58 6,095 S/OTrumanDrive Merge 4 27 C 57 6,104 nearMainStreet Basic 3 29 D 62 5,385 betweenMainStreetand140thStreet Basic 3 29 D 62 5,418 N/O140thStreet Merge 4 22 C 61 5,400 near140thStreet Basic 3 28 D 62 5,157 S/O140thStreet Basic 3 32 D 60 5,628 N/OMOͲ150 Merge 4 26 C 56 5,658  Table7Ͳ13:2038Phase1(includingMinimumBuild)ͲPMIͲ49LOS SegmentAverages Location Type Lanes Density Speed(mph) Volume(veh) (veh/mi/ln) LOS SouthboundIͲ49 S/OBlueRidge Basic 3 32 D 61 5,865 nearTrumanDrive Weave 4 26 C 61 6,293 nearMainStreet Basic 3 31 D 61 5,782 betweenMainStreetand140thStreet Weave 4 27 C 57 6,045 near140thStreet Basic 3 35 D 55 5,734 between140thStreetandMOͲ150 Weave 4 25 C 62 6,286 NorthboundIͲ49 S/OBlueRidge Basic 3 22 C 63 4,133 N/OTrumanDrive Diverge 4 18 B 63 4,555 nearTrumanDrive Basic 3 24 C 62 4,512 S/OTrumanDrive Merge 4 18 B 62 4,517 nearMainStreet Basic 3 23 C 62 4,263 betweenMainStreetand140thStreet Basic 3 23 C 62 4,320 N/O140thStreet Merge 4 18 B 62 4,339 near140thStreet Basic 3 22 C 63 4,096 S/O140thStreet Basic 3 24 C 62 4,437 N/OMOͲ150 Merge 4 18 B 61 4,463  ThePhase1layoutoperateswellinthefutureyear.Inthetwopeakhours,twointersectionsoperateatLOS D.NinefreewaysegmentsoperateatLOSD.ThePhase1geometrywasalsotestedintheconstructionyear. ThistestdidNOTincludethe“MinimumͲBuild”alterations,sincethosearenotbeingproposedatthistime. IntersectionturningmovementcountsandfreewaysegmentvolumesaredisplayedonExhibit7Ͳ9.Freeway laneconfigurationsandsegmentsusedintheanalysesaredefinedonExhibit7Ͳ10.Simulationmodelresults havebeensummarizedinTables7Ͳ14through7Ͳ17. IͲ49FrontageRoads:AJR Page56

 PHASE1 2018

 Exhibit7Ͳ9:Phase1Conditions(2018);TrafficData IͲ49FrontageRoads:AJR Page57

  Exhibit7Ͳ10:Phase1Conditions(2018);LaneConfigurations IͲ49FrontageRoads:AJR Page58

 Table7Ͳ14:2018Phase1ConditionsͲAMIͲ49LOS Intersection Movement Avg movement Intersection Vehicles Name Delay(S) LOS Delay(S) LOS West TrumanDrive EBT 18 99 B West TrumanDrive EBR 3 18 A West TrumanDrive SBL 48 327 D West TrumanDrive SBT 34 48 C West TrumanDrive SBR 14 7 A 26 C West TrumanDrive WBL 10 77 A West TrumanDrive WBT 13 245 A West TrumanDrive NBR 16 178 B West TrumanDrive NBL 28 48 C East TrumanDrive EBL 9 203 A East TrumanDrive EBT 3191A East TrumanDrive EBR 3 206 A East TrumanDrive WBL 8 56 A East TrumanDrive WBT 13 181 B 14 B East TrumanDrive WBR 4 48 A East TrumanDrive NBL 41 140 D East TrumanDrive NBT 40 76 D East TrumanDrive NBR 22 100 C West MainStreet EBT 11 608 B West MainStreet EBR 2 172 A West MainStreet SBL 46 114 D 8 A West MainStreet SBR 4 188 A West MainStreet WBL 8 117 A West MainStreet WBT 1616A East MainStreet EBL 14 421 B East MainStreet EBT 1302A East MainStreet WBT 36 552 D 20 C East MainStreet WBR 9 381 A East MainStreet NBL 45 180 D East MainStreet NBR 7 17 A West 140thStreet EBT 30 243 C West 140thStreet EBR 3 129 A West 140thStreet SBL 18 94 B West 140thStreet SBT 20 139 B 15 B West 140thStreet SBR 2 126 A West 140thStreet WBL 5 88 A West 140thStreet WBT 11 197 B East 140thStreet EBL 17 232 B East 140thStreet EBT 10 105 A East 140thStreet WBT 21 127 C East 140thStreet WBR 5 105 A 16 B East 140thStreet NBL 29 157 C East 140thStreet NBT 15 320 B East 140thStreet NBR 2 96 A WestFrontageRoad MainStreet EBL 32 37 C WestFrontageRoad MainStreet EBT 27 496 C WestFrontageRoad MainStreet EBR 21 17 C 23 C WestFrontageRoad MainStreet NBL 36 44 D WestFrontageRoad MainStreet NBT 44 110 D IͲ49FrontageRoads:AJR Page59

 WestFrontageRoad MainStreet NBR 35 139 C WestFrontageRoad MainStreet WBL 26 212 C WestFrontageRoad MainStreet WBT 7483A WestFrontageRoad MainStreet WBR 5 106 A WestFrontageRoad MainStreet SBL 32 143 C WestFrontageRoad MainStreet SBT 31 151 C WestFrontageRoad MainStreet SBR 26 91 C EastFrontageRoad MainStreet EBL 17 93 B EastFrontageRoad MainStreet EBT 17 285 B EastFrontageRoad MainStreet EBR 7 32 A EastFrontageRoad MainStreet NBL 30 248 C EastFrontageRoad MainStreet NBT 42 87 D EastFrontageRoad MainStreet NBR 65 6 E 23 C EastFrontageRoad MainStreet WBL 21 12 C EastFrontageRoad MainStreet WBT 23 315 C EastFrontageRoad MainStreet WBR 16 80 B EastFrontageRoad MainStreet SBL 31 195 C EastFrontageRoad MainStreet SBT 45 21 D EastFrontageRoad MainStreet SBR 9 201 A 



 Table7Ͳ15:2018Phase1ConditionsͲPMdelaymeasures Intersection Movement Avg movement Intersection Vehicles Name Delay(S) LOS Delay(S) LOS West TrumanDrive EBT 31 230 C West TrumanDrive EBR 7 58 A West TrumanDrive SBL 28 507 C West TrumanDrive SBT 23 322 C West TrumanDrive SBR 15 18 B 30 C West TrumanDrive WBL 57 79 E West TrumanDrive WBT 39 184 D West TrumanDrive NBR 36 210 D West TrumanDrive NBL 29 21 C East TrumanDrive EBL 11 227 B East TrumanDrive EBT 4379A East TrumanDrive EBR 2 342 A East TrumanDrive WBL 10 42 A East TrumanDrive WBT 14 72 B 12 B East TrumanDrive WBR 2 63 A East TrumanDrive NBL 42 192 D East TrumanDrive NBT 41 36 D East TrumanDrive NBR 21 63 C West MainStreet EBT 11 702 B West MainStreet EBR 3 305 A West MainStreet SBL 44 338 D 14 B West MainStreet SBR 3 166 A West MainStreet WBL 15 22 B West MainStreet WBT 8404A IͲ49FrontageRoads:AJR Page60

 East MainStreet EBL 16 385 B East MainStreet EBT 4654A East MainStreet WBT 11 256 B 13 B East MainStreet WBR 4 118 A East MainStreet NBL 48 170 D East MainStreet NBR 10 66 A West 140thStreet EBT 29 257 C West 140thStreet EBR 5 157 A West 140thStreet SBL 21 251 C West 140thStreet SBT 22 353 C 16 B West 140thStreet SBR 2 212 A West 140thStreet WBL 3 119 A West 140thStreet WBT 9141A East 140thStreet EBL 13 292 B East 140thStreet EBT 8215A East 140thStreet WBT 21 142 C East 140thStreet WBR 4 69 A 14 B East 140thStreet NBL 26 117 C East 140thStreet NBT 18 142 B East 140thStreet NBR 1 51 A WestFrontageRoad MainStreet EBL 28 62 C WestFrontageRoad MainStreet EBT 22 797 C WestFrontageRoad MainStreet EBR 22 75 C WestFrontageRoad MainStreet NBL 38 11 D WestFrontageRoad MainStreet NBT 37 111 D WestFrontageRoad MainStreet NBR 28 80 C 22 C WestFrontageRoad MainStreet WBL 26 78 C WestFrontageRoad MainStreet WBT 12 252 B WestFrontageRoad MainStreet WBR 8 241 A WestFrontageRoad MainStreet SBL 40 132 D WestFrontageRoad MainStreet SBT 32 135 C WestFrontageRoad MainStreet SBR 24 26 C EastFrontageRoad MainStreet EBL 14 184 B EastFrontageRoad MainStreet EBT 9155A EastFrontageRoad MainStreet EBR 3 167 A EastFrontageRoad MainStreet NBL 38 46 D EastFrontageRoad MainStreet NBT 48 26 D EastFrontageRoad MainStreet NBR 6 17 A 17 B EastFrontageRoad MainStreet WBL 18 15 B EastFrontageRoad MainStreet WBT 15 236 B EastFrontageRoad MainStreet WBR 9 220 A EastFrontageRoad MainStreet SBL 35 119 C EastFrontageRoad MainStreet SBT 41 81 D EastFrontageRoad MainStreet SBR 19 48 B 







IͲ49FrontageRoads:AJR Page61

 Table7Ͳ16:2018Phase1ConditionsͲAMIͲ49LOS SegmentAverages Location Type Lanes Density Speed(mph) Volume(veh) (veh/mi/ln) LOS SouthboundIͲ49 S/OBlueRidge Basic 3 12 B 64 2,351 nearTrumanDrive Weave 4 11 B 63 2,753 nearMainStreet Basic 3 13 B 64 2,494 betweenMainStreetand140thStreet Weave 4 11 B 64 2,762 near140thStreet Basic 3 13 B 63 2,510 between140thStreetandMOͲ150 Weave 4 11 B 63 2,662 NorthboundIͲ49 S/OBlueRidge Basic 3 26 C 62 4,877 N/OTrumanDrive Diverge 4 20 B 62 4,983 nearTrumanDrive Basic 3 27 D 61 4,938 S/OTrumanDrive Merge 4 20 B 61 4,944 nearMainStreet Basic 3 23 C 62 4,317 betweenMainStreetand140thStreet Basic 3 23 C 62 4,347 N/O140thStreet Merge 4 17 B 62 4,330 near140thStreet Basic 3 22 C 63 4,162 S/O140thStreet Basic 3 25 C 62 4,539 N/OMOͲ150 Merge 4 19 B 61 4,563   Table7Ͳ17:2018Phase1 Conditions Ͳ PMIͲ49LOS SegmentAverages Location Type Lanes Density Speed(mph) Volume(veh) (veh/mi/ln) LOS SouthboundIͲ49 S/OBlueRidge Basic 3 26 C 62 4,935 nearTrumanDrive Weave 4 21 C 62 5,220 nearMainStreet Basic 3 26 C 62 4,797 betweenMainStreetand140thStreet Weave 4 20 B 62 5,079 near140thStreet Basic 3 26 C 61 4,821 between140thStreetandMOͲ150 Weave 4 22 C 60 5,222 NorthboundIͲ49 S/OBlueRidge Basic 3 15 B 63 2,780 N/OTrumanDrive Diverge 4 12 B 63 3,059 nearTrumanDrive Basic 3 16 B 63 3,032 S/OTrumanDrive Merge 4 12 B 63 3,035 nearMainStreet Basic 3 14 B 63 2,707 betweenMainStreetand140thStreet Basic 3 14 B 63 2,743 N/O140thStreet Merge 4 11 B 63 2,752 near140thStreet Basic 3 14 B 64 2,583 S/O140thStreet Basic 3 15 B 63 2,791 N/OMOͲ150 Merge 4 11 B 63 2,807   

IͲ49FrontageRoads:AJR Page62

 ThePhase1Conditionsoperatewellintheconstructionyear.Inthetwopeakhours,zerointersections operateatLOSDorbelow.OnlyonefreewaysegmentoperatesatLOSD.  AlthoughPhase1geometrydoesnotprovidesignificantoperationalimprovementsovertheMinimumͲBuild scenario,itisnotpredictedtonegativelyimpacttheinterstatesystem.TwointersectionsoperateatLOSD duringeitherofthedesignyearpeakhours.Oneofthem,thewestTrumanRoadintersection,isasignificant distancefromIͲ49offͲramps.Thismeanthat,eveninthecaseofsubparintersectionoperations,thepotential toimpactmainlineIͲ49isverylow.TheotherintersectionthatoperatesatLOSDisMainStreetatthewest frontageroad.Thisismoreconcerning,sinceitisrelativelyclosetothesouthboundIͲ49rampterminalon MainStreet.Itwillbeimportanttoadjustsignaltimingatthislocationtoensurethatdelayandqueuesare notexperiencedforinterstatedrivers.  Oneotherdifferencebetweenthe2018and2038Phase1modelsisthesouthboundleftͲturnlaneatthewest intersectionofTrumanDriveandthefrontageroads.In2018asinglelanewasmodeled.In2038dualleft turnͲlanesweremodeled.Asthisisthelocationofterminationofnorthboundtrafficonthewestfrontage road,itisdesirabletoprovidevisualcluestodriverstoillustratetheycannotcontinue“through”,theymust turnleftorright.ByprovidingasinglesouthboundleftͲturnlaneatconstruction,thereisanopportunityto useachannelizingislandtoreducethesizeofthisintersection.ThiscanbeseeninmoredetailinAppendixE (sheetoneoftwo).  TheneedfordualleftturnͲlanesisdependentuponadevelopmentinthenortheastcorneroftheinterchange. Thecitywillhaveanopportunitytoopenthisextralaneasdevelopmentoccurs.  SafetyConsiderationofAlternatives ConstructionofthePhase1geometryisexpectedtoresultinreasonablesafetyperformance.Somecrashes onthecurrentcorridorappeartobearesultofthehigherspeedsofsliprampgeometry.Eightoftheseslip rampswillultimatelyberemovedatcompletionoftheUltimategeometry.TheconversionofMainStreet rampsintomoretraditionaldiamondrampsisexpectedtoreducecrashes.Thefourrampstobe reconstructedforPhase1geometrywillhavetheirnewgoresmovedclosertoMainStreet,meaningthat spacetoadjacentinterchangeswillincrease.Thisadditionalspaceshouldallowforeasierweavingand mergingmovements.Therampsat140thStreetwillconnecttoroundabouts,anintersectiontreatmentwith reducedconflictpoints.Theroundaboutsaresinglelane,whichhelpstoreducepossiblesafetyconcerns.The safetyrecordofsuchsinglelaneroundaboutsispreferabletotheexistingsignalizedgeometry.  Thedesignspeedofthenewfrontageroadsislowinordertoreducethenecessaryrightofwayacquisitions. Thisshouldreducethepossibilityofseriouscrashes.  AnanticipatedtradeoffistheadditionoftwoͲwayfrontageroads.InthecurrentoneͲwayconfiguration, drivewaysalongtheoneͲwayfrontageroadscanonlybeusedbyrightͲturningvehicles.TwoͲwayportionswill havemoreconflictpointsduetoleftͲturningvehicles.   

IͲ49FrontageRoads:AJR Page63

 7.2CompliancewithPoliciesandEngineeringStandards FHWAAJRPolicyPoint4:AccessConnectionsandDesign “Theproposedaccessconnectstoapublicroadonlyandwillprovideforalltrafficmovements.Lessthan"full interchanges"maybeconsideredonacaseͲbyͲcasebasisforapplicationsrequiringspecialaccessformanaged lanes(e.g.,transit,HOVs,HOTlanes)orparkandridelots.Theproposedaccesswillbedesignedtomeetor exceedcurrentstandards(23CFR625.2(a),625.4(a)(2),and655.603(d)).”  MainStreet,TrumanDrive,and140thStreetarepublicroadsownedandmaintainedbythecityofGrandview. TheproposedMainStreetand140thStreetinterchangeswillprovidealltrafficmovements.Theexistingpartial accessatTrumanDrivewillremainassuch.Theproposedmodificationsarebeingdesignedinaccordance withtheMoDOTEngineeringPolicyGuideandtheguidelinespresentedinthe2004editionofAPolicyon GeometricDesignofHighwaysandStreets,publishedbytheAmericanAssociationofStateHighwayand TransportationOfficials(AASHTO).  Atthispointtherearetwoknowndesignexceptions.Thefirstisthewidthofshouldersinsomelocations alongIͲ49.Duetotheaforementionedsubstandardshoulderwidthadjoiningthisprojectlocation(discussed insection3.3),atleastsomeoftheshoulderwidthofthisprojectwillbesubstandard.Limitsofthis substandardconditionwillbedeterminedduringthedesignprocess.Thesecondknownexceptionisthe aforementionedweavingdistanceonnorthboundIͲ49betweenMOͲ150and140thStreet.Aformaldesign exceptionwouldbebroughtforthduringdetaileddesignwork.Additionaldesignexceptionscouldpossiblybe identifiedduringdetaileddesign.  7.3ConformancewithTransportationPlans FHWAAJRPolicyPoint5:TransportationandLandUsePlanCompliance “Theproposalconsidersandisconsistentwithlocalandregionallanduseandtransportationplans.Priorto receivingfinalapproval,allrequestsforneworrevisedaccessmustbeincludedinanadoptedMetropolitan TransportationPlan,intheadoptedStatewideorMetropolitanTransportationImprovementProgram(STIPor TIP),andtheCongestionManagementProcesswithintransportationmanagementareas,asappropriate,and asspecifiedin23CFRpart450,andthetransportationconformityrequirementsof40CFRparts51and 93.”  Theproposedprojectisconsistentwithbothlocalandregionallanduseandtransportationplans.This includesplansofthecityofGrandview,whichiseagerforsuchalterations.Thelocationwaspreviously analyzedinafrontageroadstudy(2009).ThisstudyconsideredalteredaccesspointsonUSͲ71(IͲ49). Ultimately,thestudyrecommendedanimprovedoneͲwayconcept.Thisisdiscussedmoreinsection7.4.  Theproposalisonthe2017Ͳ2021STIPforscopinganddesign.Constructionisscheduledforfiscalyear2018.  ThisprojectiscurrentlyinMARC’sTIPfortheyear2018.  TheaforementionedbridgejobsatMainStreetand140thStreetarebothintheSTIP.MainStreetwillbe constructedin2017,and140thStreetiscurrentlyintheMoDOTscopingprocess(aconstructiondatehasnot yetbeendetermined).   

IͲ49FrontageRoads:AJR Page64

 7.4Coordination FHWAAJRPolicyPoint6:ComprehensiveInterstateNetworkStudy “Incorridorswherethepotentialexistsforfuturemultipleinterchangeadditions,acomprehensivecorridoror networkstudymustaccompanyallrequestsforneworrevisedaccesswithrecommendationsthataddressall oftheproposedanddesiredaccesschangeswithinthecontextofalongerͲrangesystemornetworkplan(23 U.S.C.109(d),23CFR625.2(a),655.603(d),and771.111).”  In2009acorridorstudywascompleted.Thisstudyincludedafrontageroadliteraturereview,public involvement,safetyanalyses,economicimpacts,andtrafficanalyses(viamicrosimulation).Itcomparedan improvedoneͲwayfrontageroadsystem(withadditionaluͲturnlocations)totwoͲwayalternatives.Aftera recommendationthattheoneͲwayconceptbepursuedthestudywasnotadoptedbythecity.  Thisaccessjustificationreportisthecomprehensivecorridorstudy,andhassupportfromMoDOTandthecity.  Duetothespacingofthecorridorandtheproposedramplocations,additionalaccesstoIͲ49isnotaviable alternative.  FHWAAJRPolicyPoint7:CoordinationwithTransportationSystemImprovements “Whenaneworrevisedaccesspointisduetoanew,expanded,orsubstantialchangeincurrentorplanned futuredevelopmentorlanduse,requestsmustdemonstrateappropriatecoordinationhasoccurredbetween thedevelopmentandanyproposedtransportationsystemimprovements(23CFR625.2(a)and655.603(d)). Therequestmustdescribethecommitmentsagreedupontoassureadequatecollectionanddispersionofthe trafficresultingfromthedevelopmentwiththeadjoininglocalstreetnetworkandInterstateaccesspoint(23 CFR625.2(a)and655.603(d)).”  Theproposedinterchangeimprovementsarenottiedtoanyspecificdevelopmentproject.Futureyeartraffic projectionshavebeendevelopedutilizingMARCandGrandviewlanduseplans.Collectionanddispersionof developmentͲdriventrafficwillbehandledthroughnormalprocessesofMoDOTandGrandviewatthe appropriatetimeforeachindividualdevelopment.    

IͲ49FrontageRoads:AJR Page65

 7.5EnvironmentalImpacts FHWAAJRPolicyPoint8:PlanningandNEPAProcess “Theproposalcanbeexpectedtobeincludedasanalternativeintherequiredenvironmentalevaluation, reviewandprocessing.Theproposalshouldincludesupportinginformationandcurrentstatusofthe environmentalprocessing(23CFR771.111).”  ThisprojecthasreceivedaNEPAdeterminationofCE2.MoDOTiscurrentlypreparingthedocumentationfor FHWA.TheprimaryenvironmentalconcernsfromtheCityofGrandviewandMoDOTareEnvironmental Justiceandnoise.

ThisCityofGrandviewisadesignatedEnvironmentalJusticecommunity.Theproposedimprovementswill nothavedisproportionateimpactsonprotectedpopulationsandarestronglysupportedbythecity.Negative socioeconomicimpactsareexpectedtobelimitedtotemporarytraveldisruptionsfortravelersinthe immediatevicinityoftheproject.

Anoisestudyisunderwayforthecorridor.Thisstudywillincludetrafficandalignmentinformationto determineenvironmentalimplications.ThenoisestudywillfollowMoDOT’snoisepolicy.

Commentsregardingtheproposedimprovementshavebeengenerallypositivefromthegeneralpublic.No relocationsareexpectedwiththefirstphaseoftheimprovementsandpropertyownershavenotbeen contactedregardingrightofwayacquisitions.

TheMARCareaiscurrentlyinattainmentforairquality.

  

IͲ49FrontageRoads:AJR Page66

 SECTION8:FUNDINGPLAN  Phase1isfundedwithamixofFederalSTPfundsandcityfunds.Theprojecthas$5,000,000inFederalSTP fundswhichareavailablein2018.TheCityhascommittedtoprovideamatchof$1,660,000fortheproject.

Fundingforfuturephaseshasnotbeenidentified.However,completingtheultimateprojectisahighpriority forthecity.  TherestorationoftwoͲwaytrafficoperationontheUSͲ71(nowIͲ49)frontageroadsinGrandviewMissouri hasbeenalongͲtimewishofCityGovernment,residentsandretailers.Sincethefrontageroadswerefirst convertedtooneͲwayoperationinthelate1970’s,morethan60retailbusinesseshaveclosed.Theclosing ofthesebusinesseshaslefttheresidentsoftheCitywithashortageofbasicservicesnecessaryfornormal dailylife.

SincetheinceptionoftheoneͲwayoperationsonthefrontageroads,theCityhasactivelypursuedrestoring twoͲwaytrafficoperationonthiscorridor.Severalyearsago,MoDOTindicatedtheywouldbereceptiveto changingtheoperationofthefrontageroadstotwoͲway.Sincethattime,theCityhasworkeddiligentlyto preparepreliminarydesignsandestimatesandtoobtainfundstocoverthecostoftheconversionwork.

Threeyearsago,thecitywasawarded$5,000,000inSTPfundingthroughacompetitiveselectionbythe regionalplanningagencyMidͲAmericaRegionalCouncil(MARC).Thesefundswereallocatedforuseinthe federalfiscalyearbeginningOctober2018.TheCityappliedforadditionalSTPfundsatMARCin2016but didnotreceiveanawardatthattime.ThenextcallforSTPfundingatMARCbeginsinJanuary2018.The CitywillapplyforadditionalSTPfundsatthattimewiththehopesofsecuring$3to$5million.

In2016,theCityappliedfor,butdidnotreceive,TransportationInvestmentGeneratingEconomicRecovery (TIGER)fundsfromtheFederalHighwayAdministration.Shouldthiscompetitivegrantprogramcontinue, thecitywillagainapplyforthesefunds.Typically,TIGERgrantsmustbeataminimum$10million.TheCity intendstoapplyforanyandallsubsequentcallsforTIGERprojects.TheCityalsoplanstoaggressively pursuefundingunderanynewprogramstheAdministrationputsforward.

Finally,theCityhasallocated$1millioninfundsfromitsCapitalImprovementSalesTaxfundfor improvementsalongthefrontageroad.Thesefundsarecurrentlyavailableforthisproject.

TheCityviewsthisconversionprojectasoneofthemostimportantdriversofGrandview’sfuturesuccess andiscommittedtopursuingfundstocompletethiswork.TheCityiscommittedtoactivelyinvestigating allfundingopportunities,asapplicable.

  

IͲ49FrontageRoads:AJR Page67

 SECTION9:RECOMMENDATIONS  TheMissouriDepartmentofTransportation(MoDOT)requestsapprovalfromtheFederalHighway Administration(FHWA)tomodifyaccessfromInterstate49(IͲ49)toMainStreetand140thStreetin Grandview.TheexistingoneͲwayfrontageroadsystemisproposedtobeconvertedtotwoͲwaybetween TrumanDriveandMOͲ150.ThisAccessJustificationReport(AJR)wasdevelopedinaccordancewiththe requirementsdefinedintheFederalRegisterdatedAugust27,2009fornewormodifiedaccesstothe InterstateSystemandasexplainedintheFHWApublicationInterstateSystemAccessInformationalGuide, datedAugust2010.  Theresultsofthisstudyshowthattheexistinginterchangeconfigurationresultsinminimalcongestion,andit currentlyhasacrashratesimilartootherurbanstateroutefacilities.Analysesshowthat,withMinimumͲ Buildimprovements,theexistinginterchangeconfigurationcouldadequatelyaccommodatefuturetraffic demands.Theproposedgeometrywillperformsimilarlyfortheinterstatenetwork.  Foraconceptualsigningandpreliminarydesignplan,seeAppendixE.Notethatsinceaccesspointsaresimply moving(notbeingcreatedorremoved)thesignagealongmainlineIͲ49willbeverysimilartotheexisting conditions. 

IͲ49FrontageRoads:AJR Page68

 APPENDIXA:PROMPTLISTFORREVIEWINGINTERSTATEACCESSREQUESTS InterstateAccessPolicyPoints

PolicyPoint1:Theneedbeingaddressedbytherequestcannotbeadequatelysatisfiedbyexistinginterchangestothe Interstate,and/orlocalroadsandstreetsinthecorridorcanneitherprovidethedesiredaccess,norcantheybereasonably improved(suchasaccesscontrolalongsurfacestreets,improvingtrafficcontrol,modifyingrampterminalsandintersections, addingturnbaysorlengtheningstorage)tosatisfactorilyaccommodatethedesignͲyeartrafficdemands(23CFR625.2(a)).

PolicyPoint2:Theneedbeingaddressedbytherequestcannotbeadequatelysatisfiedbyreasonabletransportation systemmanagement(suchasrampmetering,masstransit,andHOVfacilities),geometricdesign,andalternative improvementstotheInterstatewithouttheproposedchange(s)inaccess(23CFR625.2(a)).

PolicyPoint3:Anoperationalandsafetyanalysishasconcludedthattheproposedchangeinaccessdoesnothavea significantadverseimpactonthesafetyandoperationoftheInterstatefacility(whichincludesmainlinelanes,existing,new, ormodifiedramps,rampintersectionswithcrossroad)oronthelocalstreetnetworkbasedonboththecurrentandthe plannedfuturetrafficprojections.Theanalysisshall,particularlyinurbanizedareas,includeatleastthefirstadjacentexisting orproposedinterchangeoneithersideoftheproposedchangeinaccess(23CFR625.2(a),655.603(d)and771.111(f)).The crossroadsandthelocalstreetnetwork,toatleastthefirstmajorintersectiononeithersideoftheproposedchangein access,shallbeincludedinthisanalysistotheextentnecessarytofullyevaluatethesafetyandoperationalimpactsthatthe proposedchangeinaccessandothertransportationimprovementsmayhaveonthelocalstreetnetwork(23CFR625.2(a) and655.603(d)).Requestsforaproposedchangeinaccessmustincludeadescriptionandassessmentoftheimpactsand abilityoftheproposedchangestosafelyandefficientlycollect,distributeandaccommodatetrafficontheInterstatefacility, ramps,intersectionoframpswithcrossroad,andlocalstreetnetwork(23CFR625.2(a)and655.603(d)).Eachrequestmust alsoincludeaconceptualplanofthetypeandlocationofthesignsproposedtosupporteachdesignalternative(23U.S.C. 109(d)and23CFR655.603(d)).

PolicyPoint4:Theproposedaccessconnectstoapublicroadonlyandwillprovideforalltrafficmovements.Lessthan``full interchanges''maybeconsideredonacaseͲbyͲcasebasisforapplicationsrequiringspecialaccessformanagedlanes(e.g., transit,HOVs,HOTlanes)orparkandridelots.Theproposedaccesswillbedesignedtomeetorexceedcurrentstandards (23CFR625.2(a),625.4(a)(2),and655.603(d)).

PolicyPoint5:Theproposalconsidersandisconsistentwithlocalandregionallanduseandtransportationplans.Priorto receivingfinalapproval,allrequestsforneworrevisedaccessmustbeincludedinanadoptedMetropolitanTransportation Plan,intheadoptedStatewideorMetropolitanTransportationImprovementProgram(STIPorTIP),andtheCongestion ManagementProcesswithintransportationmanagementareas,asappropriate,andasspecifiedin23CFRpart450,andthe transportationconformityrequirementsof40CFRparts51and93.

PolicyPoint6:Incorridorswherethepotentialexistsforfuturemultipleinterchangeadditions,acomprehensivecorridoror networkstudymustaccompanyallrequestsforneworrevisedaccesswithrecommendationsthataddressallofthe proposedanddesiredaccesschangeswithinthecontextofalongerͲrangesystemornetworkplan(23U.S.C.109(d),23CFR 625.2(a),655.603(d),and771.111).

PolicyPoint7:Whenaneworrevisedaccesspointisduetoanew,expanded,orsubstantialchangeincurrentorplanned futuredevelopmentorlanduse,requestsmustdemonstrateappropriatecoordinationhasoccurredbetweenthe developmentandanyproposedtransportationsystemimprovements(23CFR625.2(a)and655.603(d)).Therequestmust describethecommitmentsagreedupontoassureadequatecollectionanddispersionofthetrafficresultingfromthe developmentwiththeadjoininglocalstreetnetworkandInterstateaccesspoint(23CFR625.2(a)and655.603(d)).

PolicyPoint8:Theproposalcanbeexpectedtobeincludedasanalternativeintherequiredenvironmentalevaluation, reviewandprocessing.Theproposalshouldincludesupportinginformationandcurrentstatusoftheenvironmental processing(23CFR771.111).  PolicyPoint1:"Theneedbeingaddressedbytherequestcannotbeadequatelysatisfiedbyexisting interchangestotheInterstate,and/orlocalroadsandstreetsinthecorridorcanneitherprovidethedesired access,norcantheybereasonablyimproved(suchasaccesscontrolalongsurfacestreets,improvingtraffic control,modifyingrampterminalsandintersections,addingturnbaysorlengtheningstorage)to satisfactorilyaccommodatethedesignͲyeartrafficdemands(23CFR625.2(a))."

AdequatelyAddressed? Question ReferenceLocation Yes No N/A

Doestheaccessrequestclearlydescribetheneed andpurposeoftheproposalandidentifyproject    Section4 goalsandobjectivesthatarespecificand measurable?

Istheproposalinthebestinterestofthetravelling    Sections1Ͳ4,7.1 public,ordoesitmerelyserveanarrowinterest?

Istheproposalservingaregionaltransportation    need,orisitmerelycompensatingfordeficiencies Sections1Ͳ4 inthelocalnetworkofarterialsandcollectors?

Inlieuofgrantingnewaccess,isthereany reasonablealternativeconsistingofimprovements   N/A  totheexistingroadway(s)oradjacentaccess pointsthatcouldservetheneedandpurpose?

Hastheevaluationofexistinginterchangesand thelocalroadnetworktakenintoaccountall    Sections3.8,7.3 proposedimprovementscurrentlyidentifiedinthe Stateand/orRegionalLongRangePlan?

Willtheproposedchangeinaccessresultin neededupgradesorimprovementstothecross    Section7.1 roadforasignificantdistanceawayfromthe interchange? 

 PolicyPoint2:"Theneedbeingaddressedbytherequestcannotbeadequatelysatisfiedbyreasonable transportationsystemmanagement(suchasrampmetering,masstransit,andHOVfacilities),geometric design,andalternativeimprovementstotheInterstatewithouttheproposedchange(s)inaccess(23CFR 625.2(a))."

AdequatelyAddressed? Question ReferenceLocation Yes No N/A

WasFHWAactivelyinvolvedinpreliminarystudies anddecisions?Ifnot,thenmoredetailed     informationmayberequiredinsupportof proposedaction.

Didthestudyareacoversufficientareatoallow    Exhibit1Ͳ1,Section5.4 foranevaluationofallreasonablealternatives?

   WasaNoͲBuildAlternativeevaluated?Section7.1

Consideringthecontextoftheproposal,isthisthe   N/A  bestlocationfortheproposednewinterchange?

Weredifferentinterchangeconfigurations(Tight    Section5.4 diamond,SPDI,Parclo)considered?

Werepedestriansandbicyclistsconsideredinthe    Sections3.4,5.3 alternativeevaluation?

Wasthereanevaluationofdifferentintersection    configurations(stopcontrol,signal,roundabout, Section5.4 freerightturns,etc.)

HaveTransportationSystemsManagement(i.e. HOV,ITS,RampMetering,Transitetc.)options    Section5.2 beenevaluatedasanalternativetoanewor modificationtoanexistinginterchange?

DidthereportdiscusshowTSMalternativeswere    Section5.2 evaluatedandeliminatedfromconsideration?

Doestheproposalconsideranyfutureplanned TSMstrategiesandisthedesignconsistentwith    Section5.2 theabilitytoimplementthefutureTSM strategies? 

 PolicyPoint3:"Anoperationalandsafetyanalysishasconcludedthattheproposedchangeinaccessdoes nothaveasignificantadverseimpactonthesafetyandoperationoftheInterstatefacility(whichincludes mainlinelanes,existing,new,ormodifiedramps,rampintersectionswithcrossroad)oronthelocalstreet networkbasedonboththecurrentandtheplannedfuturetrafficprojections.Theanalysisshall,particularly inurbanizedareas,includeatleastthefirstadjacentexistingorproposedinterchangeoneithersideofthe proposedchangeinaccess(23CFR625.2(a),655.603(d)and771.111(f)).Thecrossroadsandthelocalstreet network,toatleastthefirstmajorintersectiononeithersideoftheproposedchangeinaccess,shallbe includedinthisanalysistotheextentnecessarytofullyevaluatethesafetyandoperationalimpactsthat theproposedchangeinaccessandothertransportationimprovementsmayhaveonthelocalstreet network(23CFR625.2(a)and655.603(d)).Requestsforaproposedchangeinaccessmustincludea descriptionandassessmentoftheimpactsandabilityoftheproposedchangestosafelyandefficiently collect,distributeandaccommodatetrafficontheInterstatefacility,ramps,intersectionoframpswith crossroad,andlocalstreetnetwork(23CFR625.2(a)and655.603(d)).Eachrequestmustalsoincludea conceptualplanofthetypeandlocationofthesignsproposedtosupporteachdesignalternative(23U.S.C. 109(d)and23CFR655.603(d))."

AdequatelyAddressed? Question ReferenceLocation Yes No N/A

Doesthereportdemonstratethatapropertraffic operationalanalysiswasconducted?Theanalysis shouldincludetheapplicablebasicfreeway    segments,freewayweavingsegments,freeway Section2.1,7.1 rampsegments,rampjunctionsandcrossroad intersectionsrelatedtotheproposedaccesspoint andatleastthetwoadjacentinterchanges.

Doesthereportincludeasafetyanalysisofthe mainline,rampsandintersectionsoftheproposed    accesspointandthenearestadjacentinterchange Sections3.8,7.1 (providedtheyarenearenoughthatitis reasonabletoassumetheremaybeimpacts)?

   Hasthedesigntrafficvolumebeenvalidated?Sections6,7,AppendixC

   Hasaconceptualsigningplanbeenprovided?AppendixE

Isguidancesigning(i.e.,wayͲfindingortrailblazing    AppendixE signs)clearandsimple?

Dotheresultsoftheoperationalanalysisresultin    asignificantadverseimpacttoexistingorfuture Section7.1 conditions?

Willtheproposedchangeinaccessresultin neededupgradesorimprovementstothecross    roadforasignificantdistanceawayfromthe Section7.1 interchange?Ifso,haveimpactstothelocal networkbeendisclosedandfullyevaluated?"

 Arethecrossroadsoradjacentsurfacelevelroads andintersectionsaffectedbytheproposedaccess pointanalyzedtotheextent(length)where    Exhibit1Ͳ1,Section2.1 impactscausedoraffectingthenewproposed accesspointaredisclosedtotheappropriate managingjurisdiction?

Arepedestrianand/orbicyclefacilitiesincluded    (asappropriate)anddothesefacilitiesprovidefor Section3.4 reasonableaccommodation?

DoestheproposedaccesssecuresufficientLimits AASHTO’s“APolicyonDesign ofAccessadjacenttotheInterchangeramps? StandardsInterstateSystem,    2005”Pg.2;NCHRPSynthesis 332Sections3.5,7.1

Doestheproximityofthenearestcrossroad    intersectionstotherampscontributetosafetyor Sections3.5,7.1 operationalproblems?Cantheybemitigated??

InadditiontoHCS,whatanalysistoolswere    Section2 employedandweretheyappropriate?

Hastheproposaldistinguishedbetweennominal safety(i.e.adherencetodesignpoliciesand    Section3.8 standards)andsubstantivesafety(actualand expectedsafetyperformance)?

Willanyindividualelementswithinthe recommendedalternativebedegraded    Section7.1 operationallyasaresultofthisaction?Ifyes,are reasonsprovidedtoacceptthem?

Inevaluatingwhethertheproposalhasa "significantadverseimpact"onsafety,hasthe    Sections3.8,7.1 StateStrategicHighwaySafetyPlanbeenusedasa benchmark?

Aretheproposedinterchangedesign    configurationsabletosatisfactorilyaccommodate Section7.1 thedesignyeartrafficvolumes? 

 PolicyPoint4:"Theproposedaccessconnectstoapublicroadonlyandwillprovideforalltraffic movements.Lessthan"fullinterchanges'"maybeconsideredonacaseͲbyͲcasebasisforapplications requiringspecialaccessformanagedlanes(e.g.,transit,HOVs,HOTlanes)orparkandridelots.The proposedaccesswillbedesignedtomeetorexceedcurrentstandards(23CFR625.2(a),625.4(a)(2),and 655.603(d))."

Adequately Addressed? Question ReferenceLocation Yes No N/A

   Doestheproposedaccessconnecttoapublicroad?Section7.2

Arealltrafficmovementsforfullinterchangeaccess    Section7.2 provided?

Ifapartialinterchangeisproposed,istheresufficient   N/A  justificationforprovidingonlyapartialinterchange?

Ifapartialinterchangeisproposed;wasafull   N/A interchangeevaluatedasanalternativeandisthere  sufficientjustificationtoeliminateordiscardit?

IssufficientROWavailable(orbeingacquired)to    provideafullinterchangeatafuturedate(staged Sections5,8 construction)?

Areyoucomfortablewithhowthemissingmovements   N/A willbeaccommodatedonthesurfacestreetsand  adjacentinterchanges?

Ifnot,istheproposedaccessforspecialpurposessuch   N/A  astransitvehicles,HOV's,and/oraparkandridelot?

DoesFHWAsupporttheselectionofdesign     controls/criteriaanddesiredoperationalgoals?

Doestheproposedaccessmeetorexceedcurrent AASHTO'sGreenbookandA designstandardsfortheInterstateSystem? PolicyonDesignStandards    InterstateSystem,2005 Section7.2

Ifnot,haveanticipateddesignexceptionsbeen    Section7.2 identifiedandreviewed(atleastconceptually)?

Ifexpecteddesignexceptionscouldhavesignificant    operationalimpactsontheInterstateand/orCrossroad Section7.2 system,aremitigationmeasuresdescribed?

Ifexpecteddesignexceptionscouldhavesignificant    safetyimpactsontheInterstateand/orCrossroad Section7.2 system,aremitigationmeasuresdescribed?

 Willthelengthofaccesscontrolalongthecrossroad provideforacceptableoperationsandsafety?(100Ͳ AASHTO"APolicyonDesign    300'isaminimum.Additionalaccesscontrolisstrongly StandardsInterstateSystem" encouragedwhenneededforsafetyandoperational 2005Section5.4 enhancement)

DoesFHWAsupportselectionofopeninganddesign    years?

Havealldesigncriteria(includingbutnotlimitedtothe     following)beenadequatelyaddressed?

a.Sightdistanceatrampterminals(Don'toverlook AASHTOGreenbook2004Pg.    signalheadsobscuredbystructures.) 841

b.Sufficientstorageonramptopreventqueues    fromspillingontotheInterstate(basedoncurrent Section7.1 and/orfutureprojectedtrafficdemand)

c.Verticalclearance AASHTO"APolicyonDesign    StandardsInterstateSystem" 2005

AASHTOGreenbook2004Pg.    d.Pedestrianaccessthroughtheinterchange 864Section3.4

AASHTOGreenbook2004Pg.    e.Lengthofaccel/decellanes 823,847Sections3.7,7.1

AASHTOGreenbook2004Pg.    f.Lengthoftapers 849

Greenbookpg843&Ex.10Ͳ68    g.Spacingbetweenramps andoperationalanalysis Sections3.5,3.7,7.1

AASHTOGreenbook2004Pg.    h.Lanecontinuity 810Sections3.3,3.7,7.1

AASHTOGreenbook2004Pg.    i.Lanebalance 810Sections3.7,7.1

j.Uniformityininterchangedesignandoperational AASHTOGreenbook2004Pg.    patterns(i.e.rightͲsideramps,exitdesignconsistent 807Sections3.7,7.1 w/adjacentinterchanges)

Haseachmovementoftheproposalbeen"tested"for AASHTOGreenbook2004Pg.    easeofoperation? 863Section7.1 

 PolicyPoint5:"Theproposalconsidersandisconsistentwithlocalandregionallanduseandtransportation plans.Priortoreceivingfinalapproval,allrequestsforneworrevisedaccessmustbeincludedinan adoptedMetropolitanTransportationPlan,intheadoptedStatewideorMetropolitanTransportation ImprovementProgram(STIPorTIP),andtheCongestionManagementProcesswithintransportation managementareas,asappropriate,andasspecifiedin23CFRpart450,andthetransportationconformity requirementsof40CFRparts51and93."

AdequatelyAddressed? Question ReferenceLocation Yes No N/A

DoestheIJRdiscussorinclude(asappropriate)    otherproject(s),studiesorplannedactionsthat Section7.3 mayhaveaneffectonthereportanalysisresults?

Doestheprojectconformtothelocalplanning,    Section7.4 MPOorotherrelatedplans?

Istheaccessrequestlocatedwithina http://hepgis.fhwa.dot.gov/ TransportationManagementAreas?(TMA’sare    hepgis_v2/UrbanBoundaries/ metropolitanareasof200,000ormorein Map.aspxSection1.1 population)

IstheaccessrequestlocatedwithinanonͲ attainmentareaforairquality?(requestsfor    accessinanonͲattainmentormaintenanceareas Section7.5 forairqualitymustbeapartofaconforming transportationplan)

   IstheprojectincludedintheTIP/STIPandLRTP?Section7.3

Istheaccesspointcoveredasapartofan Interstatecorridorstudyorplan?(especially    Section7.4 importantforareaswherethepotentialexistsfor constructionoffutureadjacentinterchanges)

Iftheprojectistobebuiltinstages,arefollowͲon    stagesincludedintheSTIP?(maydemonstratea Sections7.3,8 commitmentonthepartoftherequestor)

Iftheprojectistobebuiltinstages,arethe ExecutiveSummary,Section    fundingcommitmentsconsistentwithstateand 8 localgovernmenttransportationplans? 

 PolicyPoint6:"Incorridorswherethepotentialexistsforfuturemultipleinterchangeadditions,a comprehensivecorridorornetworkstudymustaccompanyallrequestsforneworrevisedaccesswith recommendationsthataddressalloftheproposedanddesiredaccesschangeswithinthecontextofa longerͲrangesystemornetworkplan(23U.S.C.109(d),23CFR625.2(a),655.603(d),and771.111)."

AdequatelyAddressed? Question ReferenceLocation Yes No N/A

Isitpossiblethatnewinterchange(s)not addressedintheIJRcouldbeaddedwithinanarea    ofinfluencetotheproposedaccesspoint?(Ifso, Section7.4 couldtheproposalprecludeorotherwisebe affectedbyanyfutureaccesspoints?)

DoestheIJRreportincludethetrafficvolumes   N/A generatedbyanyfutureadditionalinterchanges  withinavicinityofinfluencethatareproposed?

DoestheIJRreportfailtoincludeanyother proposedinterstateaccesspointswithinavicinity   N/A  ofinfluencethatarebeingproposedorareinthe currentlongrangeconstructionprogram? 

 PolicyPoint7:"Whenaneworrevisedaccesspointisduetoanew,expanded,orsubstantialchangein currentorplannedfuturedevelopmentorlanduse,requestsmustdemonstrateappropriatecoordination hasoccurredbetweenthedevelopmentandanyproposedtransportationsystemimprovements(23CFR 625.2(a)and655.603(d)).Therequestmustdescribethecommitmentsagreedupontoassureadequate collectionanddispersionofthetrafficresultingfromthedevelopmentwiththeadjoininglocalstreet networkandInterstateaccesspoint(23CFR625.2(a)and655.603(d))."

AdequatelyAddressed? Question ReferenceLocation Yes No N/A

Doestheaccessrequestadequatelydemonstrate thatanappropriateeffortofcoordinationhas    Section6,AppendixC beenmadewithappropriateproposed developments?

Aretheproposedimprovementscompatiblewith    theexistingstreetnetworkorareother Section5 improvementsneeded?

ArethereanypreͲconditioncontingencies   N/A requiredinregardstothetimingofother  improvements?

IfpreͲconditioncontingenciesarerequired,are   N/A pertinentpartiesinagreementwiththese  contingenciesandisthisdocumented?

Iftheproposedimprovementsarefoundedonthe needforprovidingaccesstonewdevelopment,   N/A  areappropriatecommitmentsinplacetoensure thatthedevelopmentwilllikelyoccurasplanned?

Ifprojectisprivatelyfunded,areappropriate measuresinplacetoensureimprovementswillbe   N/A  completedifthedeveloperisunabletomeet financialobligations?

Ifthepurposeandneedtoaccommodatenew development/trafficdemandsthataren'tfully    Section6,AppendixC known,isaworstcasescenariousedforfuture traffic?

Doestheprojectrequirefinancialorinfrastructure    commitmentsfromotheragencies,organizations Section8 orprivateentities? 

 PolicyPoint8:"Theproposalcanbeexpectedtobeincludedasanalternativeintherequired environmentalevaluation,reviewandprocessing.Theproposalshouldincludesupportinginformationand currentstatusoftheenvironmentalprocessing(23CFR771.111)."

AdequatelyAddressed? Question ReferenceLocation Yes No N/A

Arethereanyknownsocialorenvironmental    Section7.5 issuesthatcouldaffecttheproposal?

IstheprojectconsistentwiththecurrentTIP/STIP    andLRTPand/orproposedamendmentstothe Section7.3 plan?

AlthoughNEPAisaseparateaction,isan    environmentaloverviewfortheproposed Section7.5 improvementsincluded?

Isitappropriatetoemphasizetotheproject stakeholdersthattheaccessapprovalwillbe    handledasatwoͲstepprocess?(i.e.Step1: Section7.5 EngineeringandOperationalAcceptabilityand Step2:EnvironmentalApprovals)  

 APPENDIXB:EXISTINGCONDITIONSOFFRONTAGEROADSYSTEM



 

  

  APPENDIXC:TRAFFICPROJECTIONMEMO



 



 

 



 



 



 

  

  APPENDIXD:MINIMUMͲBUILDIMPROVEMENTSVISUALIZED

Blue Ridge Blvd

Modified Ramp

IͲ49 IͲ49

 MinimumͲBuildImprovement#1(southboundoffͲramptoTrumanDrive)

 

IͲ49 IͲ49

Weaving Section

Southbound MOͲ150 offͲramp  MinimumͲBuildImprovements#2and#3(southboundIͲ49northofMOͲ150)

 

Dual northboundleft turnlanes

MOͲ150 MOͲ150

WhiteAvenue WhiteAvenue  MinimumͲBuildImprovement#4(WhiteavenueatMOͲ150)                     



 APPENDIXE:CONCEPTUALSIGNINGANDPRELIMINARYDESIGNPLAN(PHASE1)