富水砂層土壓平衡盾構掘進施工引起的地表沉降分析.pdf

1、沈陽建筑大學碩士學位論文富水砂層土壓平衡盾構掘進施工引起的地表沉降分析姓名：吳迪申請學位級別：碩士專業(yè)：巖土工程指導教師：趙儉斌徐巖201101ⅡAbstract碩士研究生學位論文AbstractWiththeimprovementofChinasoverallnationalstrengthmanybigcitieswillbeamemberoftheinternationalmetropolistheywillalsoacceler

2、atethespeedofthemodernizationconstructionSubwayConstructionwhichcaneasethepressureonurbantrafficwillbethetoppriity.Itisexpectedthatthe21stcenturywillbeChinaspeakperiodofurbansubwayconstruction.EPBshieldisamethodoftunnele

3、xcavationmethodswhichappearsindertoadapttourban’sundergroundengineeringwherelackstheconditionsofOpencuttunnelconstructionfitspracticalitythesuperiityofcertainaspectsithasbeenmemewidelyapplied.Itwaspreciselybecauseitmainl

4、yapplicatedintheurban’sundergroundprojectsthestudyonstabilityoftheconstructionwithEPBshieldintunnelitsimpactontheenvironmenthadaveryimptantpracticalsignificance.BasedintheexamplesofShenyangsubwayprojectsfthepurposeofrese

5、archtheacterofthegroundsettlementcoursedbyEPBshieldmakestheresultofFlac3dcombinedthemonitingdatawhenEBPshieldwkingsogettheruleofthegroundsettlement.withtheGeologicalconditionsofShenyangusingtheresultofFlac3dcontrastedwit

6、hmonitingdataoptimizeparameteroftheEPBshield.Themainconclusionscouldbegainedfromwhatwehavestudiedabove:theEPBshieldissuitablefs.TheinfluenceareaoftheEPBshieldis24metersalonetheshieldlineinfrontofexcavationface30metersbeh

7、indtheexcavationface30metersinahizontaldirectionsymmetrytotheshieldline.PaperpointsouttherangeoftheSettlementtroughcrectioncoefficiebiningthemonitingdataitoptimizeparameteroftheEPBshield.Keywds:EPBshield；Groundsettlement