大唐花园地下车库土方及降排水施工方案

:100926825(2002)0620061202:2002204212:(19662),,1989,,,030012:,,13,,:,,,:TU751:A1,2847m2,56.4m,53.7m,211m,7813m,6.1m,6.97m,4.6m5.2m,,7.0m,,1.8m-2.4m-6.17m,300mm500mm2,,512,67,,,8.9m,573m4m,22m,5,2,3,,,,,311,,;3122.3m,10.5,,,1m3132.3m(-4.6m),10.75,(),,0.5m3142.2m(-6.8m),11,150mm,,,,412:::=40,C=0,=19kNPm3;:=24kNPm3;15,0.5,:Ea=12H2Ka=1219920.201=154.7kNPm:h=139=3m,W:W=V=2420.9=502kNPm,a.:kq=WaEah=5021.5154.73=1.621.5;b.:kh=WEa=0.5502154.73=1.621.3;,,RepairandreinforcementofgravityretainingwallYUANDuo2xian(TheSecondInstituteofArchitectureDesignandResearchofShanxi,Changzhi046011,China)Abstract:Throughreasonsanalysisonacollapseaccidentofgravityretainingwall,whichcausedbysmallcorss2section,lowgradeofmortar,unquali2fiedfillandincorrectconstructionregulations,therepairandreinforcementmeasuresareproposed.Thenewconstructionplancontainsinnerreinforce2ment,backfillingrockandaddinganchorreinforcementbar.Theconstructionpracticeverifiedtheeconomicalefficiency,safetyandfeasibilityofthisplan.Keywords:gravityretainingwall,crack,reinforcement,constructiontechnology,designcheckingcalculation1628620026SHANXIARCHITECTUREVol.28No.6Jun.2002©1995-2003TsinghuaTongfangOpticalDiscCo.,Ltd.Allrightsreserved.,,,,(1)315,,52,2m,1,4,,,411,20800mm1000mm,600mm,100mm412,2041313,50mm414,20,12.75,11,2m100mm100mm500mm,500mm,,,25,:,,278,,:,,,,,,,,:511,150mm200mm,400mm700mm1000mm,800mm800mm1200mm,30m,80,24h,6,,,512,6m400mm600mm700mm,513,,200mm,,,100mm,40mm60mm150mm200mm,514,,62001815,2002310,,ExcavationanddewateringconstructionplanofDatangGardenundergroundgaragePANGHong2zhi(TaiyuanMunicipalEngineeringConstructionandDevelopmentCompany,Taiyuan030012,China)Abstract:Accordingtoactualengineeringtheexcavationoffoundationpit,dewateringmeasuresandprotectionforsurroundingbuildingsarediscussed.Thestratifiedexcavation,drivingreinforcementpileonsideslopeandsteelmeshareadoptedinconstructionandblinddrainageand1:3sand2cementgroutareadoptedtoprotectslopeanddrainage.Thosemeasuressolvetheproblemsofexcavationandprotectionofsurroundingbuildings.Keywords:undergroundgarage,excavation,sideslopeprotection,blinddrainage2628620026©1995-2003TsinghuaTongfangOpticalDiscCo.,Ltd.Allrightsreserved.