麗攀高速公路新莊特長隧道涌水及塌方病害工程地質(zhì)分析與防治對策研究.pdf

1、西南交通大學碩士學位論文麗攀高速公路新莊特長隧道涌水及塌方病害工程地質(zhì)分析與防治對策研究姓名：馬環(huán)宇申請學位級別：碩士專業(yè)：地質(zhì)工程指導教師：梁毅；吳光20120616AbstractWiththerapiddevelopmentofChineseeconomy，therequirementabouttransportaregethigherandhigher，itneedsmoretunnelstoshortthelineandimp

2、rovetheoperatingconditions，whichpresentshugechallengestotheprojectsbuildersXinzhuanglongtunnelisoneofthecontrolprojectsinLipanExpresswayanditsgeologicalandhydrogeologicalconditionsareverycomplexIflargewaterinflowandcolla

3、pseoccursintheconstructionprocess，itnotonlyincreasestheinvestment，butalsodelaytheconstructionperiod，eventheimpropertreatmentswillbringsecurityriskstothetrafficoperationSo，onthebasisofexplorationdata，WCstrengthenadvancedg

4、eologicalpredictionandanalysisthestratigraphicdatawhichwegetfromtheexcavation，togetthecausesofthesediseasesandavoidcasualtiesorpropertylossesItisagreatsignificancetotheopeningofLipanExpresswayontimethatwemakeappropriatem

5、easures，reducingtreatmentcostsandshorteningdiseasetreatmentdurationasenoughaspossible，inpremiseofsecurityandqualityTherehavebeentwolargewatergushing，thecauseofthefistoneisthatthetunnelisthroughafaultwhichstoresrichground

6、waterandthecauseofthesecondisthatthestratumiscomposedofthestrongweatheredconglomerateswithargillaceoussandstonewhichstoresrichgroundwaterThecauseofcollapseisthatafaultintersectwiththetunnelinsmall—angle，inwhichtherockisc

7、rushingandhaspoorstabilityThroughtheanalysisofthesedisease’Scauses，combiningwiththespecificconditionsofthetunnelandtreatmentinstanceofprevioussimilardiseases，wedecidemakeadvancesupport，improvetherocksupportlevelsandmakem

8、easuresofdrainageandwatershutoffAsweanalysethemonitoringmeasurementresults，wecometotheconclusionthatthetreatmentisappropriateandtheeffectissignificantAtlast，1wishthestudyCanprovideexperiencestoothertunnelbuildersinfuture