地下采動(dòng)及溶洞路基失穩(wěn)數(shù)值模擬.pdf

1、學(xué)校代號(hào)：10536學(xué)號(hào)：02081165密級(jí)：長(zhǎng)沙理工大學(xué)碩士學(xué)位論文Y803939地下采動(dòng)及溶洞路基失穩(wěn)數(shù)值模擬學(xué)位申請(qǐng)人姓名重夔培養(yǎng)單位鱉邊理王太堂導(dǎo)師姓名及職稱茵勇勤熬援盎漫型矗王崔題超西工學(xué)科專業(yè)道蹺蘭筮遭工猩研究方向豎基皇整亟王捏論文提交日期2QQ5生壘目論文答辯日期2QQ5生壘目答辯委員會(huì)主席丞起盔ABSTRACTInthecentralandwestregionsofourcountrythereisdistribute

2、dalargenumberofkarstcavity；Atthesametime，theseareabundantmineralresourcesundergroundintheseregions，becauseofitslonghistoryminingthegoafcavitiesaredistributedwidelyWiththe“developmentofwesternregions”implementationandthed

3、evelopmentofurbanconstructioningoafkarstcavityareas，highwayswillcomefromorpassthroughtheseareas，WewillfacemanyquestionsofinstabilitysubgradewhichcausedbygoafkarstcavitycollapseThisthesishavesomeresearchonsubgradestabilit

4、yoftwoengineersingoafkarstcavityareasFirstlyauthorsummarizetheinfluencefactorofsubgradestabilityandgeneraltreatmentaftergoafkarstcavitycollapsed，thenanalysethestabilityofsubgradelieconcealedagDaforkarstcavityusingfinitee

5、lementmethod，lastlyputforwardsomeusefuladviceandsettlementfortheengineerconstructionTheengineeranalyseofsubgradestabilitycausedbymimngisreliedonaprojectofPingShuoCoalMininginShanXiIselectedatypicalsectiontomakeaseriesofs

6、tudygotthedeformationtrendandevolutionregulationofsubgradefrommodelexperimentafterthecoalwasminedwhichlieconcealedinthesubgrade，madeevaluationwithrationaboutinfluenceofminingundersubgradeusingFLACsoftsuchasconfirmingthe“

7、ARCBED”slidemodelandslipscope，calculatedtheFSofsubgradeslopeusedlimitequilibriumtheoryandadvanceparticularmeasureforthePit【gShuoCoalMiningCompanyTheengineeranalyseofsubgradestabilitycausedbykarstcavitywasreliedonacollaps

8、eaccidenthappenedinChangJinexpressway1obtainedthesuitableparameterofrockandsoilthroughthenumericalsimulationofcollapsesubgrade，evaluatedthetreatmentprojecttothesubgradenearcollapsebyusingtheparameterwhichgetinfrontalcalc

9、ulation，andchoosedabetterprojectthroughtheresultofnumericalsimulationFinallythethesishasbeensummarizedthemeasurethatweshouldtakeinthedesignandconstructionwhenweencounterthesamequestionduringthehighwayconstruction，whichis