| 海上围堤堆载预压地基沉降特性 |
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| 引用本文： | 寇晓强,刘爱民,陈运涛,钟小春,刘洪亮.海上围堤堆载预压地基沉降特性[J].中国港湾建设,2011(4):20-23. |
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| 作者姓名： | 寇晓强 刘爱民 陈运涛 钟小春 刘洪亮 |
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| 作者单位： | 1. 中交天津港湾工程研究院有限公司,港口岩土工程技术交通行业重点实验室,天津市港口岩土工程技术重点实验室,天津300222
2. 河海大学交通与土木工程学院岩土工程研究所,江苏南京,210098 |
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| 摘 要： | 采用有限差分程序FLAC3D对堆载预压技术处理天津某海上围堤地基工程进行施工加载模拟，建立堆载预压地基加载模型，将计算模拟结果与施工现场实测数据进行对比分析，得出海上堆载预压地基固结变形及应力变化特性，对现场施工及检测工作提供指导。
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| 关 键 词： | 堆载预压 FLAC3D 固结沉降 海上围堤 |
Characteristics of Settlement of Foundation of Sea Dike Improved with Surcharge Preloading |
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| KOU Xiao-qiang,LIU Ai-min,CHEN Yun-tao,ZHONG Xiao-chun,LIU Hong-liang.Characteristics of Settlement of Foundation of Sea Dike Improved with Surcharge Preloading[J].China Harbour Engineering,2011(4):20-23. |
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| Authors: | KOU Xiao-qiang LIU Ai-min CHEN Yun-tao ZHONG Xiao-chun LIU Hong-liang |
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| Institution: | KOU Xiao-qiang1,LIU Ai-min1,CHEN Yun-tao1,ZHONG Xiao-chun2,LIU Hong-liang1(1.CCCC Tianjin Port Engineering Institute Co.,Ltd.,Key Laboratory of Port Geotechnical Engineering of the Ministry of Communications,Key Laboratory of Port Geotechnical Engineering of Tianjin,Tianjin 300222,China,2.Geotechnical Institute of College of Civil and Transportation Engineering,Hohai University,Nanjing,Jiangsu 210098,China) |
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| Abstract: | The foundation of a sea dike in Tianjin port improved with surcharge preloading is modeled with the infinite-difference method of FLAC3D,a loading model for surcharge preloading is established,the results of the modeling are compared to the in-situ results,and the characteristics of the settlement,displacement and stress of the dike foundation are obtained,proposing recommendations for site works and in-situ testing and measurement. |
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| Keywords: | surcharge preloading FLAC3D consolidation sea dike |
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