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1、2008,Vol.13No.2,207-211ArticleID1007-1202(2008)02-0207-05DOI10.1007/s11859-008-0215-0GIS-BasedHighwayGeologicalHazardInformationManagementandDecisionSupportSystemWANGWeidong1,WANGGuoshun2,DUXianggang1,XIECuiming11.SchoolofCivilEngineeringandArchitecture,CentralSouthUniversity,Changsha41007
2、5,Hunan,China;2.SchoolofBusiness,CentralSouthUniversity,Changsha410083,Hunan,ChinaAbstract:BasedonthepracticalapplicationofGeologyInforma-tionSystem(GIS)throughouttheworld,combinedwiththecharac-tersofroad’sgeologicalhazardandit’ssupervision,thepaperin-troducesontheimportanceoftheresearchon
3、road’sgeologicalhazardsinformationmanagementanddecision-makingsupportsys-tem.Thepaperalsoanalyzesthesystem’starget,theprinciplesandkeytechniquesindevelopingthesystem.Intheresearch,wedevel-opedtheGIS-basedroad’sgeologicalhazardinformationmanage-mentanddecision-makingsupportsystemandappliedi
4、ttoonespeedwayinthewestofChinawherecontainstypicalgeologicalhazards.Thesystembasedonthedatabaseofroad’sgeologicalhaz-ardonthegroundsofspatialgraphicinformationandattributein-formation.Byvirtueofthescientificassessmentandpredictionmathematicalmodel,integratingtheGIS’sstrongpointonspatialana
5、lyzing,thesystemiscapableofvisualizingtheregionalizationofroadaccordingtothegeologicalhazardsitcontains,andaccuratelyassessingandpredictinggeologicalhazards,thusefficientlyassiststheroadconstructionandmanagementunitsinthedecisionmakingoncontrollingthegeologicalhazardsandreducingtherelatedl
6、oss.Keywords:highway;geologicalhazards;GeologicalInforma-tionSystem(GIS)CLCnumber:U416.1;X43Receiveddate:2007-06-10Foundationitem:SupportedbytheFoundationofProjectofDevelopmentofTransportationinWesternofMinistryofCommunicationofChina(200331880201)Biography:WANGWeidong(1971-),male,Associate
7、professor,Ph.D.candi-date,researchdirection:roadandrailwayengineering,managementscienceandengineering.E-mail:147745@163.com0IntroductionAsamountainousarea,thegeologicalstructureinChinesewestregionisverycomplexandgeologicalhazard,suchaslandslide,debrisflow,col
