軟土地層管幕——箱涵頂進工法計算研究.pdf

1、同濟大學碩士學位論文軟土地層管幕——箱涵頂進工法計算研究姓名：劉汗青申請學位級別：碩士專業(yè)：結構工程指導教師：陶履彬胡向東20050101ABSTRACTThemodemurbanconstructiondevelopswithdevelopmentofthehumansocietytherationalconstructionschemedoesnotonlysolvetheproblemofselfbuilding，itshould

2、alsotryitsbestteducethepollutionoftheurbanenvironmentoftheconstmctioncourseAtpresent，withtheincreaseofworldpopulation，suchpercapitaowningamountofnaturalresourcesastheland，etc，arefewerandfewerRationallyutilizingnaturalres

3、ources，especiallylandresource，hasalreadybecometheurgentneedforthemankindtealizesustainabledevelopmentThedevelopmentofundergroundconstructionsystem，inviewofundergroundspaceofrationalutilizationandsolvingandconstructingpol

4、lution，hasitsuniqueadvantagesTheprocessofpipecurtainmethodisfirst，betweenstartshaftandtheacceptshaft，pressingthesteelpipeortubeofothermaterialintosoil，theninjectingthewaterproofmaterialintothelockjoinandformdenseundergro

5、undspacetoadoptSowecanconstructtheundergroundstructureundertheshoreofpipecurtainsthrol】【gllexcavationorboxculvertjackingmethodBoxculvertJackingmethodmeansexcavatingononesideorbothsidesoftheroad，afterformingtheworkingshaf

6、t，buildingtherainforcedconcreteculvertbox，thenjackingtheculvertboxpassingthrouglltheroadsBuildingthelightburyingtypeunderpassoflargesectionwithoutinfluencethegroundtrafficusuallyusedintherectangletunneltounderpassthrough

7、therailwayrivers，lakeandmunicipalcrossroadsInthisdissetation，onthebackgoundofbeihongroadunderpassofthelooplineinShanghai，bymeansoflaboratorytest，numericalanalysisandtheoreticalresearch，basedontheprojectandsurveydata，some

8、keypointsofthepiperoofdesignmethodareproposedStudyingtheseveralcommonusedmethodsofbigsectionRCbox—culvertconstruction，combinedwithprojectactuallycomparingitsplusesandminuses，themostsuitablemethodisadoptedBasedonclassical

9、theoryofmechanics，aresearchiscarriedoninexcavatingsurfacestabilityCarryingonresearchtobox鰣dsizeandlength，thereasonablebox鰣ddesigntheoryisputforwardCombinedwithconstructionactuallysomepertinencemeasuresforreducingthesurfa