:1004-6011(2001)04-0017-03X12(11,100044)(21,,322000):ITS:;;;:U49115+1:A1,(ITS),ITS,,,,,,:,2,,:,;,,,,,,211,,,:;;,;;;,;174JOURNALOFBEIJINGINSTITUTEOFVol.17No.4200112CIVILENGINEERINGANDARCDec.2001X:2001-11-14:(1971-),,,,,,;;,(),;;,212,,,:,,,,;,,,,,3311,:,(),,;;,;,8117,:312,,,,,,:;;;;;,,:4,,,,,:[1]11[M]1,1995.12[2][C]1,,2001.10TheEvaluationIndexesofAreaTrafficControlSystemZhangRui1(1.Dept.ofCivilEngineering,Beijing,100044)TongBinhua2(2.TrafficEngineeringConstructionLtd.ofZhejiangProvince,Hangzhou,322000)Abstract:TrafficcontrolsystemasapartofITSisveryimportantinmoderntrafficmanagementandcontrol.Theprinci2palsforselectindexesofareatrafficcontrolsystemfromsystemitselfandtrafficeffectstoevaluatethesystemarepresent2edinthepaper.Keywords:areacontrolsystem;trafficeffects;principles;indexes914: