20143436CONSTRUCTIONTECHNOLOGY1DOI10.7672/sgjs2014060001CBD2014。。180m14m80mm3、。、、、、。100039、、。20。、、。TU753A1002-8498201406-0001-04FeasibilityAnalysisofUpliftAnchorInsteadofUpliftPileforthePeople’sDailyProjectLiZhelinLiTieliangBaiZhihuaNiXiaorongChinaXinxingConstruction&DevelopmentGeneralCo.Beijing100039ChinaAbstractInrealpracticesuitablemethodtosolveanti-floatingproblemsisconsideredbasedonseveralparameterssuchasfieldgeologicalconditionsconstructiondifficultieseconomicbenefitsandsoon.Inordertomeettherequirementsofanti-floatingdesignthestructureoftheundergroundengineeringofcivilairdefensewasscheduledtoset20upliftpileshomogenouslyinthebottomofthefoundationexcavation.Duetotheconstructiondifficultyefficiencyandotherissuesitintendstoadoptupliftanchorinsteadofupliftpilesandafeasibilityanalysisoftheplanhasbeenconducted.Keywordsundergroundanti-floatinganchorsupliftpilesE-maillzlem66@sina.com2013-10-150。。。、。。、、243。20、、。12、、、、、。“”1。A180m323135797m296828m2A88048m2A。1Fig.1ThePeople’sDailyproject。1600m227m63m18.3m20。。、、。2.0m4、、。。。2、、④~~④1~~④2~~17.44~19.55m⑤~~~⑤1~⑤2~~12.37~14.62m⑥7cm2~5cm25%0.98~5.25m。3333.90m35.10m。1。1Table1Waterlevelofgroundwaterm122.65~23.8714.30~15.30213.57~16.5821.20~24.3031.27~3.6334.50~36.904-0.83~0.5737.40~38.7044.1233-20.4=12.6mF1=126kN/m2。1500kN。22kN/m230MN。2Table2Waterelevationofeachlayerm10.0038.8-5.8033.0-18.4020.44.2-18.4m-17.4m14.6m15.0m20C40。2。1500kN2030MN。2014No.632Fig.2Upliftpilesplan4.33。≥30MN。16.0m150mm5m④⑥。Ru=500kNR=250kN。71750kN>1500kN。。3Fig.3Anchorslayoutineachcolumn5。5.15.1.1130m。41.60m。。4①<1.0m<1.0m。②。16m。③。18m、。。218m16m2.0m1∶464m。11m3、44370m30t25t80t、。2m1500m23000m3。5.1.2。15t50t。。。5.21、、、。205106m30m320m11d。2/d16m3/d7d。204d。30d。224h24h127、2014018d。。6。1。2。。3。1.M.1995.2.J.2012753-54.3.J.2008367-69.4.J.200534944-46.5.J.201217984.6.J.199913316-20.6。98%100%85%。100%60%30%。70%C65%。26m210m2。、、、、、13262。13700100003500。《》2014-03-19