地下建筑结构课程设计隧道衬砌设计(英文).docx

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1、此文档收集于网络，如有侵权，请联系网站删除UndergroundStructureCourseDesigningADesignofShieldTunnelLiningCollegeCivilEngineeringMajorDepartmentofGeotechnicalEngineeringStudentNo.100xxxNamexxxDirectorxxxDate6thSep.2013此文档仅供学习与交流此文档收集于网络，如有侵权，请联系网站删除PartOne:DesignData1FunctionofTunnelTheplannedtunnelistobeusedas

2、asubwaytunnel.2DesignConditions(1)DimensionsofSegmentTypeofsegment:RC,FlattypeDiameterofsegmentallining:D0=9500mmRadiusofcentroidofsegmentallining:Rc=4550mmWidthofsegment:b=1200mmThicknessofsegment:t=400mm(2)GroundConditionsOverburden:H=12.3mGroundwatertable:G.L.+0.6m=12.3+0.6=12.9mNValue

3、:N=50Unitweightofsoil:=18kN/m3Submergedunitweightofsoil:=8kN/m3Angleofinternalfrictionofsoil:=30oCohesionofsoil:c=0kN/m2Coefficientofreaction:k=50MN/m3Coefficientoflateralearthpressure:=0.4Surcharge:P0=39.7kN/m2Soilcondition:Sandy(3)MaterialsThegradeofconcrete:C30Nominalstrength:fck=20.1N

4、/mm2Allowablecompressivestrength:fc=14.3N/mm2Allowabletensilestrength:ft=1.43N/mm2Thetypeofsteelbars:HRB335Allowablestrength:fy=fy’=300N/mm2Bolt:Yieldstrength:fBy=240N/mm2Shearstrength:=150N/mm23DesignMethodRequirement(1)Howtocheckmemberforces:①Elasticequationmethod(option)②Forcemethodbas

5、edonthetextbook(mustdothis)③Beddedframemodel(Beamelementwithelasticsupport)(option)constantofrotationspringforpositivemomentatjoint=18070此文档仅供学习与交流此文档收集于网络，如有侵权，请联系网站删除constantofrotationspringfornegativemomentatjoint=32100(2)Howtocalculatereinforcementforsegmentallining:Limitstatemethod①B

6、asedonthenationalcodeGB50010-2002forreinforcementconcretedesign.②Pleasechoosethegradeofconcreteandthetypeofsteelrebars.Bolt:yieldstrengthshearstrengthPartTwo:ComputationbyForceMethod1LoadConditions(1)JudgmentofTunnelType(byTerzaghi’sformula)Figure1Judgmentoftunneltype此文档仅供学习与交流此文档收集于网络，如有

7、侵权，请联系网站删除Sothedesignedtunnelisashallowtunnel.(2)LoadTypesandPartialFactorsTable1showstheloadsshouldbeconsideredinthedesignandcorrespondingpartialfactors.Table1LoadTypesandPartialFactorsLoadTypesSurchargeDeadLoadWaterPressureEarthPressureSubgradeReactionPartialFacto