山区公路高边坡安全风险评价研究

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1、Y1525034分类号U49密级单位代码学号10618106301032墨瘥交迫戈謦硕士学位论文论文题目：山区公路高边坡安全风险评价研究SafetyRiskAssessmentonMountainRoadHighSlope研究生姓名：苏毅导师姓名、职称：周直教授申请学位门类：专业名称：论文答辩日期：学位授予单位：工学管理科学与工程答辩委员会主席：超评阅人：邀i丝选2009年3月ABSTRACTBecauseofthespecialgeographicalcharacteristicsinthewesternmountainroadconstruction．itisoft

2、ennecessarytoexcavateofroadcuttinginacomplexgeologicalenvironment，includinghighandsteepslope．Thesecurityriskstatusofthehighslopeintheconstructionandusinghasasignificantimpactontheprojectconstructioneffectandsafeusing．Becauseofthecomplexityofmanyriskfactorsintheformationandtheimpactofhigh

3、wayslopestability,intheory,thereislackofeffectivesystemformulti．factorriskanalysisandevaluationtheory．Therefore，exploringandresearchinginevitableexistenceofhighslopeandtheriskinmountainroadconstructionaretherealnofmountainhighwayconstructionneedsinourcountry．111eestablishmentandimproveme

4、ntofthetheoryofthesafetyriskpredictionandevaluationofhighslopenotonlyhasimportanttheoreticalsignificance，butalsohasgreatpracticalsignificancetooptimizethehighwayconstructionprogram·enhanceslopeengineenngmeasuresandtheuseofthescientificnatureofsecurityandSOon．Fortheexistingproblemsofsecur

5、ityriskanalysisandevaluationathomeandabroad，thispapertreatsthehighslopeinhighwayengineeringasthetarget．Takingtheanalysisofhighslopes’disasterriskfactorsandtryingtosetupmanyfactors，objectivelyevaluatethesecurityandstabilityriskofhighslope．Firstofall，theauthorbasingontheriskanalysistheoryi

6、dentifyingthehighwayslopeengineeringriskfactors·Secondly,settinguptheanalytichierarchprocess(AHP)modelofslopetoassesstheriskfactors．Thensuggestingtheideathatputtingquahtitativeanalysismethodsandnon-deterministicanalysismethodstogethergenerallyevaluatingofhighslopestability．Followedbytheu

7、seoffiniteelementmethod(FEM)calculatethesecurityandstabilit)rofhighslope，settinguptheartificialneuralnetwork(ANN)modelforpredictingthehipslopesafetyandstability．Finally,thispaperbasedontheresearch，usingthemodelanalyzethehighslopesafetyriskproblemontheYuBaroadintheYunYangt