山区公路高填方路堤安全风险评价研究

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1、密级单位代码学号10618106301027名废交通戈肇硕士学位论文论文题目：山区公路高填方路堤安全风险评价研究SecurityRiskAssessmentontheHighFillEmbankmentofMountainRoad研究生姓名：任勇导师姓名、职称：崔新媛副教授申请学位门类工学专业名称：管理科学与工程论文答辩日期：2009年03月28日学位授予单位：重庆交通大学答辩委员会主席：‘参崔生评阅人：盔堑羔翌瞳2009年03月嗍9⋯Ⅲ⋯⋯6m9必呻唧Y类ABSTRACTWiththedevelopment

2、ofthewesternregionandtherapiddevelopmentofmountainhighway,manyhighfillembankmentappeared．IntheHi曲fillroad，stabilityrisksareaffectedbyanumberofuncertainties，however,basingonthetraditionalrockandsoilmechanics，manyriskfactorsareignored，whichusuallyleadstothefa

3、ilureoftheanal【ysis．Theuseofthesetheoriesandmethods，SpecificbecauseofthehighfillsubgradeoftenCannotfullybesatisfiedwithitsassumptions，theresultsoftheanalysismaycauselargererrors，andevenfailure．Therefore，theanalysisofhighfillembankmentofthequestionsmanysecur

4、ityrisksfactorsanduncertainties，suchasthecharacteristicsof,risk-basedanalysistostudythehigh．generaltoconsiderthesecurityandstabilityofembankmentandmanyotherriskfactors．Sotheestablishmentandimprovementofhighfillembankmentroadsafetyriskassessmenttheorynotonly

5、improveshighwaysafetyandstabilityofhighfilltheoreticalevaluationofimportantreferencevalue，butalsoforthepromotionofmountainhighwayconstruction．Theprotectionofroadsafetyoperationsandimprovetheefficiencyofhighwayconstructionprojectsareofpracticalsignificance．F

6、irstofall，thedissertationresearchesroadbedslopeengineeringriskanalysistheoryandtheriskanalysismethodsathomeandabroadandcarryingoutacomparativeanalysis，whichisananalysisoftheadvantagesanddisadvantagesofvariousmethodsandscopeofapplication．Secondly，theimpactof

7、highfillembankmentstabilityanalysisofuncertaintyfactors，inaccordancewithhighfillembankmentinstabilityfailuremechanism，identifiestheissuesaffectingthestabilityofhighfillembankmentofthemainriskfactors．Thatis，theriskoftheoccurrenceanddevelopmentofinstabilityis

8、agradualprocess，andwillbegradedtoacertainextentunderminetheembankment．Basingonthis，putforwardatheoryoftheintroductionofmutationsinhighfillembankmentriskassessment．ThemostcommonuseoftheCuspCatastropheMo