桂林某滑坡稳定性分析与支护分析

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1、ABSTRACTWiththedevelopmentoftourism,transportationandengineering,landslidehasgraduallyincreasedtheareaofGuilinespeciallyinsomeengineeredlinewheretopography,geomorphologyandkindsofrockorsoil.Originalslopewouldbeseriouslydamagediftheseareaoflinesaredugheavily.Thenwi

2、thexternalfactorsinfluencing,slopewillpronetoslipmoreeasily.ThatresearchshowedthatdangerouslandslidearemainlylocatedincitiesandtownswherehumanbeinglivesorappearsinGuilin,whichbringsgreatthreatentothesecurityofpeople'slivesandproperties.Itisimportanttoresearchthest

3、abilityandpreventionmeasuresoflandslideintheareaofGuilin.ExpresswayfromXing'antoGuilinisacollinearofHengkunhighwayandtwonationalhighwayswhicharelinesfromNanchangtoNanningandXiamentoChengdu.Itisoneoftheconvenientchannelswhicharethroughthecentralplainstothecoastalpo

4、rtsofGuang’xiandASEAN.CombiningwiththefeaturesofthelandslideinGuilin,thispapertakealandslideasanexample.Thispapercollectgeologicalexplorationdata,fieldinvestigationandengineeringanalogyandsurveythegeologicalconditionandlandslidecharacteristicsofthelandslide.Combin

5、edwiththeexistingtheoreticalresultsareanalyzedindetailtheinfluencefactorsoflandslideandformationmechanism.Theformationoflandslideareaffectedbytopography,composition,structurecharacteristics.Landslidesareinducedoccurringeasilybytheinfluenceofartificialexcavationand

6、theroleofrainfall.TransfercoefficientmethodandthestrengthsubtractionofPLAXISfiniteelementareusedtocalculatethestabilitycoefficientoflandslideandanalyzethedeformationstressofslopedistributionanddisplacementdistributionanddevelopmenttrend.Combinedwithqualitativeanal

7、ysisdrawaconclusionthatthelandslideunderadverseconditionsinunstablestagemustbegoverned.Throughprincipleandparameterselectionandanalysisresultoftwokindsofmethodcontrastwiththeirrationality.Inviewoftheinfluencefactorsandcharacteristicsandengineeringfeaturesoflandsli

8、deandbasingontheprincipleofpreventionpriority,combiningthepreventionwithcontrol,comprehensivelypreventionandtreatmentsarestartedtoanalyzeitspreventionme