商业步行街交通影响分析及交通组织优化

,(,230009):,,,,3,:;;;:TU984.191:A:10085696(2008)01010003TheEffectiveAnalysisandPreferentialOrganizationofCommercialStreetTransportationLIJING,ZHANGWeihua(InstituteofTransportationEngineering,HefeiUniversityofTechnology,Hefei230009,Anhui,China)Abstract:Theappropriatescaleofarailtransitsystemrelatestothepopulation,theareaandtheeconomiclevelofthecity.Themethodsofrationalscalelengthforurbanrapidrailtransitnetworkplanningareanalyzedandsummarizedfirstly.Basedonthemethodofconsiderationoftheurbanareaandestimationofannualrailpassengertransport,aggregativefactormethodispresented.ThismethodisprovedtobefittotheproblemofdeterminingreasonablescaleofurbanrailtransitsystembycomprehensivelycomparingandanalyzingthoseestimatedscalesofHefei.Keywords:centralarea;commercialstreet;transportationinfluence;trafficorganization:20071104:(1983~),,,:.,,,,,,,,,,1商业步行街对城市交通的影响分析1.1,,,,:,,Cd,Xd,,,E(V/C1.0),Cd=Q4X2d.(1):,,(0,1);Q;Xd,,,QQ=kPX2d.(2):P;k,(2)(1)Xd=4Pa16Cd.(3)DE,1,:Xd=4Pa16Cd.(4),,(0,1)Cd,Trips,,a,a(0.15,1)1.21.2.11),2),,,1.2.21),,,,,,,,,4,,,,,2),,,,,3):;,,,4),,,,5)(),,,,1.2.3,,,,,,2商业步行街的交通组织,,,,,:,,,,3实例分析3.1,,,920m,P32200m2,0.9,a0.85,0.8,TripsCd1342,(4),,,E(V/C1.0)Xd1.2km:,2,,6,,,6,,,,,3.2,3,11),,,,,200m;,,,(),,,,,!101!102),,,∀#,100~200m,,,,90,36,320250,,,204,3601170,3),,,,,,,,():1215115119123136137155161168902,7/h,3400;:45142746106117123127,8/h,3600200m7000/h,20m,,,,,,,14结束语,,,,,,[1],,,.[J].,2001(12):8385.[2].[J].,2007(1):192193.[3],.[J].,2004(4):4344.[4],.[J].,2000(5):5960.[5].[J].,2007(7):5354.[6].[M].:,2004.[:]!102!