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1、International ComparativeStudyof HighwayMaintenance StrategyAbstractTraditionally,theroadsectoronlywhentheroaddrivingconditionsandwhenthelevelofstructuraldamagetothepoortotakeappropriateconservationmeasures,thereconstructionoftheso-calledlightsupport. Thepurpos
2、eofconservationistorepairstructuraldamage,Treatmentofdiseasesthatcanbeobserved,suchasrutting,crackingandsoon. Thisisacost-andtime-consumingwaytoconservation,andinterferencewithtraffic,tothepeople'seconomicactivitiesandlivinginconvenience.Inothercountries,morean
3、dmoreroadsdepartmentfinds,usingaseriesoflow-costpreventivemaintenancemethodsextendthepavementlife. Theconservationprojectisalsoagoodinvestmentprojects,andreceivedthesupportofroadusersandimproveusersatisfaction. Keywords:PavementMaintenanceManagementandStrategy
4、TheestablishmentoftheConservationFundMaterialsSelectionPolicyThestructuraldesignofpavementmaintenancestrategy Traditionally,theroadsectoronlywhentheroaddrivingconditionsandwhenthelevelofstructuraldamagetothepoortotakeappropriateconservationmeasures,thereconstru
5、ctionoftheso-calledlightsupport. Thepurposeofconservationistorepairstructuraldamage,Treatmentofdiseasesthatcanbeobserved,suchasrutting,crackingandsoon. Thisisacost-andtime-consumingwaytoconservation,andinterferencewithtraffic,tothepeople'seconomicactivitiesandl
6、ivinginconvenience.Inothercountries,moreandmoreroadsdepartmentfinds,usingaseriesoflow-costpreventivemaintenancemethodsextendthepavementlife. Theconservationprojectisalsoagoodinvestmentprojects,andreceivedthesupportofroadusersandimproveusersatisfaction. Anovervi
7、ewofthethreeroad France'shighwaysystemwasbuiltinthe20thcentury,60years,theroadwasbuiltafter1980thelifeexpectancyof30years,duetotheconstructionofroadnetworkarelativelyshorttime,thetotaltrafficisverygood. TheNationalHighwaynetworksfor40%ofthetraffic,theroadnetwor
8、k90%oftheroadtoasphaltconcretepavement. Frenchroadnetworkincludes:10711kmtollroads,2500kmofnon-tollroads,28000kmprovincial,316000kmcountyandtownshiproads,580000kmurbanroads.
