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[其他]求文献 - Analysis for ultimate uplift capacity of tension piles under deep excavation [复制链接]

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只看楼主 倒序阅读 使用道具 楼主  发表于: 2012-12-31
哪位坛友可以帮忙下载下面的文献?多谢多谢!

Chinese J. Geot. Eng. 2007, Vol. 29 Issue (11): 1689-1695    DOI:

Analysis for ultimate uplift capacity of tension piles under deep excavation
HUANG Maosong 1, REN Qing 1, WANG Weidong 2, CHEN Zheng 3
1.Department of Geotechnical Engineering of Tongji University Shanghai 200092 China 2.East China Architectural Design Research Institute Co. Ltd. Shanghai 200002 China 3.East China Electric Power Design Institute Shanghai 200063 China

Abstract Determination of the ultimate uplift capacity for tension piles play a dominant role in engineering design.Unfortunately,due to the limitation of in-situ test condition+s,it is almost impossible to obtain the ultimate uplift capacity of tension piles under deep excavation from field tests,and the theoretical study becomes the only feasible way to solve this problem.Adopting the Coulomb friction model for the pile-soil interface with direct con+straints,two full-scale field tests on single uplift pile with uniform cross-section and enlarged head were simulated by employing the elastoplastic finite element method,and the simulated results were in good accordance with the field test data.Based on the above-mentioned analysis approach and calculation parameters,the difference between the uniform cross-section piles and the belled piles was examined and a comprehensive study focusing on the effects of excavation width and embedment depth was performed.Finally,suggestion+s for determining the ultimate uplift capacity of tension piles under deep excavation were given.
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