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1①②④⑥⑦①③④⑤⑦髿鬂鬁鬀()5.5mCJ11CJ12CJ10CJ09164203090170034201642030901700342024905720572024901028043902200120024901#2#3#4#5#6#7#8#9#10#11#12#13#14#15#16#,,,,。、、[3];、、[1]。。123,410m2,10.8m,,2.3m。:①,8.3m,~,;②,6.0m,,,;③,0.6m,,,。5.5m,“+”,16.5m。22.1,(1)(1)。1:①2012-10-30,389.5-92=297.5mm,D黄希(广东省建筑科学研究院广州510500):某别墅由于附近有一高边坡支护施工和其基础土层压实度不足,发生不均匀沉降并引起房屋倾斜,本工程先设置钢管桩进行基础加固,再通过断柱抬升施工,对房屋进行纠偏处理,文中介绍了基础加固纠偏方法选择和设计施工中的注意事项,供相似项目参考借鉴。:纠偏;钢管桩;断柱抬升;托换结构;监测TheApplicationofFoundationStrengtheningwithSteelPipePileandColumnCuttingUpliftingIncline-rectifyingHuangXi(GuangdongProvincialAcademyofBuildingResearchGuangzhou510500,China)Abstract:Thepapermainlyintroducesavillanearahighslopesupportconstructionanditslackoffoundationsoilcompactionoccursandcauseunevensettlementhousesincline.Thisprojectfirststrengthensfoundationthroughsettingthesteelpipepile,andusescolumncuttingupliftingincline-rectifyingtorectifythedeviation.Thispapermainlyintroducesthemethodoffoundationreinforcementandin-cline-rectifyingandthepointsforattentionindesignandconstruction,whichcanoffersomereferenceforothersimilarprojects.Keywords:incline-rectifying;steelpipepile;columncuttingupliftingincline-rectifying;underpinningstructure;monitoringGUANGDONGARCHITECTURECIVILENGINEERING201355MAY2013No.5313f1018300400150150300400300300400300)1。2(mm)(mm)1090279.91036.3136.911118.84193.912168.25273.813237.5668.61439.27125.615156.68182.616273.92①②④⑥⑦①③④⑤⑦髿鬂鬁鬀1642024905720572024901028043902200120024901(mm)08-27-252.2-0.2-261.8-0.2-242.5-0.2-74.9-0.108-28-257-4.8-266.3-4.5-243.9-1.4-75.2/-0.308-29-283.8-26.8-299.6-33.3-278.5-34.6-76.9-1.708-30-295.6-11.8-313.4-13.8-291.9-13.4-77.1-0.209-13-356.1-2.1-377.8-1.6-352.8-1.1-86.9-0.609-14-357.3-1.2-378.8-1-353.9-1.1-87-0.109-19-358.50-380.6-0.1-355.8-0.2-87.7010-26-365.3-0.3-389-0.4-365.3-0.2-91.3-0.510-29-365.60-389.20-365.80-92-0.310-30-366-0.4-389.5-0.3-365.80-920CJ09CJ10CJ11CJ1208-26-252-0.2-262-0.3-242.3-0.4-75-0.2(365.8-92)16420=1.67%,,,JGJ125-99《》(2004)1%;②08-2809-01,,,。2.2(5.5m),,,,。,,,,,。33.1,,,。f250,f168,。320kPa,545kN,1,16,2f168×6、Q235B,15m,1.2m,300kN。2。3.2、、,、、、;、、[1]。、,,,。,,,。,,。3.3,,。2,,32,300kN。3,,:MAY2013No.520135532。,,。2。4、、、、、、、、,:⑴:,f250,,,,,。⑵:f168×6、Q235B,,。⑶:75%,2cm。⑷:[1],。⑸:,5mm,、、[1]。⑹:,100%,。,。,,。,,[2]。,。⑺:(),C35,100%。,,。5,,,。、、。,。,。[1]JGJ270-2012[S][2]JGJ123-2012[S][3].[J].,2008(S1)[4].[J].,2005(15)[5].()[J].,2009(12)MAY2013No.520135555555555555555555555555555555555555555556“”。,,、。,,。[1],.()[M].:,2008[2]GB50367-2006[S][3]08SG311-2[S](19)33
本文标题:钢管桩基础加固与断柱抬升纠偏的应用
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