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2Sydneywillneedtodoublethenumberofexisngdwellingsoverthenext40to50years.Thismeansbuildingaround1.66millionnewdwellingswithmanyoftheselikelytobeapartmentslocatedinurbanratherthansuburbanareas.TheUrbanTaskforcehaspreviouslychampionedtheneedformoretowersaroundmajorrailstaonsandthisissueofUrbanIdeastakesthisapproachfurther.OurthesisisthatSydneyneedstorelatenewinfrastructurewithnewdevelopment.Webelievethiscouldgiveanopportunitytotakeaholisclookatthetransportnetworkacrossthemetropolitanareatounifythecitywithametrocircleline.Addedtothislinecouldbeaseriesoflightrailloopsthatfocussedonmajorcentres.Newhousingaturbandensiescouldthenbelocatedalongboththemetrolineandalongthelightrailloops.ThisbroadconcepthasbeendevelopedbyMichaelHarrisonGregBurgonandGenevieveBlancheofArchitectusintotheplansinthispublicaon.WethenaskedTonyMacDonaldandSallyCooperofArterratodevelopsome3Dimagesoftheconcepts.MOREHOUSINGSUPPLYNEEDEDFORSYDNEYTheMetropolitanStrategyforSydneyindicatesthatweneed33200newdwellingsayearyetlastnancialyearonly22750dwellingswerecompleted.Soweneed10000moredwellingseachyear.WhileLocalEnvironmentalPlansLEPsacrossSydneyscouncilshaveprovisionfornewhousingtheUrbanTaskforcebelievestherewillneedtobemuchmorecapacitybuiltintothemetropolitanplanandtheproposalsinthispublicaonopenupnewareasforhousingsupplyinconjunconwithnewinfrastructure.METRORAILANDLIGHTRAILINFRASTRUCTURETheNSWGovernmentisbuildingtheNorthWestRailasarapidtransitmetrosystemfromRouseHilltoChatswoodandtheyhaveproposedtoconnuethisfromChatswoodundertheharbourthroughthecityandouttoBankstown.ArchitectushaveconnuedthecurrentproposaltoLiverpoolBadgerysCreekAirportPenrithandbacktoRouseHill.ThiswouldlinkthetwoairportsandthemajorciesofLiverpoolandPenrithwithSydney.FromthiscirclelinearoundSydneyArchitectushavedevelopedanumberoflightrailloopsthatradiateoutfromthecentresofLiverpoolBadgerysCreekPenrithandRouseHill.FurtherlightrailloopsspreadtoBotanyBayandtheLaPerousepeninsular.HOUSINGDENSITYLOCATEDALONGRAILLINESAgrowingnumberofpeopleinSydneyarepreferringtoliveinapartmentsratherthandetachedhouses.Atthe2011census25.8ofSydneydwellingswereapartmentsandsincethenapprovalshavebeenrunningat70infavourofapartments.SoitislikelythatSydneyisheadingtowardsbeinga5050citywithhalfapartmentsandhalfdetachedhouses.Thebestlocaonforapartmentsisclosetotransportnodesparcularlyclosetometrorailstaonsandtolightrailstops.Ourvisionisfor6to8storeyhorizontalapartmentbuildingsalonglightrailroutesandfortallerapartmenttowersaroundmetrorailstaons.ThecurrentMetropolitanStrategyforSydneytledAPlanforGrowingSydneyreinforcestheconceptofprioritydevelopmentbeingalongrailwaycorridors.Thebluecorridorsontheplanseeontherightclearlyemphasisewheredevelopmentshouldgo.PROPOSALSARECONCEPTUALTheproposalsforlinkingdensitytoinfrastructureoutlinedinthispublicaonareataconceptuallevelandmuchmoredetailedstudywouldberequiredtonaliseactualroutes.TheArchitectusteamhaveawealthofexperienceinurbanplanningandtheconceptsbuildonactualplanningforprojectsacrossSydney.MichaelHarrisoninparcularisaformerDirectorofCityStrategyforSydneyandhasextensiveexperienceinplanningacrossthemetropolitanarea.ThemapsaredrawnbyGenevieveBlanche.Seewww.architectus.com.auArterraarespecialistinthreedimensionalmodellingfromtheirowndatabaseofMetropolitanSydney.TheyworkcloselywithmostofthetoparchitectsinSydneytoturnconceptualdrawingsintorealiscimages.Seewww.arterrainteracve.com.auRailinfrastructuremustgeneratenewhousingdensityalongtheroutesTheUrbanTaskforceiskeentohaveresponsestotheproposalsillustratedinthisissueofURBANIDEASandwewelcomecommentstoadminurbantaskforce.com.auChrisJohnsonAMChiefExecuveOcerUrbanTaskforceAustraliaCreditsAllmapsbyArchitectusGenevieveBlanchewww.architectus.com.auOurthesisisthatSydneyneedstorelatenewinfrastructurewithnewdevelopment.Sydneygrowthtofollowrailwaylines