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1、AbstractUnderthecentralgovernment’smacro-developmentstrategyofurbanization,manysmallandmediumtownsaredevelopingsocialeconomyandexpandingtheirscalebasedonthelocalresourcesorgeographicaladvantages,includingsomemoredevelopedwell-offtowns,whicharerelatedtocountiesorcounty-levelciti
2、eswhoseurbanland-useisrelativelyscarce,percapitaGDPisgenerallyhigherthan100,000yuan,andindustriesaremoredeveloped.Aspioneersofurbanizationundertheguidanceofthestate'smacroeconomicpolicies,thesetownswillbecomeamodelforothertowns’development.Generally,theconstructionlevelofwell-o
3、fftowns’newdistrictishigher,andinthesetownsurbanpopulationfromthemainurbanagglomerationmodelscontinuesspreadingtothenewdistrict.Intheforwardplanning,itwillshowaformofnewandoldrollingdistribution.Atthesametime,urbanresidentshavemorepercapitanumberoftrips,privatevehiclesaccountfo
4、rthevastproportionoftravel,traveltimeshowsamultimodaldistribution,etc.Similartothecities,inthemaincity,theconfigurationindexofthecurrenttransportationfacilitiesislowerinthepreviousplanning,parkingdemandisunbalanced,parkingoccupanciesthelane,transportationfacilitiesisinadequate,
5、androadconditionsarepoor.Thesecharacteristicsoftrafficandtownsdeterminethattransportsysteminwell-offtownsshouldimplementtheTODmode,otherthanusingdemandtodeterminesupply.Thisarticleproposesa"terminal-node-network"asanewpublictransportplanningthought.First,determinethetransithubs
6、’alternativeregionaccordingtothelocationimportance-degreemethod,thenselectthemaincontrolpointsoftheentirepublictransportnetworkaccordingtotheland-usecondition;second,determinethedifferenttypesofbusnodesaccordingtothetravelneedsofresidents,thenlaybuslinesonebyoneusingtheshortest
7、pathmethodtoformaninitialbus-linenetwork.Dividethebus-linenetworkintothreelevelsaccordingtothedifferentfunctionorientationofdifferentlines,andestablishahierarchicallinenetworkmodel.Inthebus-linenetwork,thefirstlevelistheframeworkbuslines,whichtargetsatmiddleandlongdistancetrave
8、l,andwhoseoptimizationobjectiveisreachingthelargestamo
