| 搅拌桩处理软土地基的离心机试验研究 |
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| 引用本文： | 卢国胜,蒋昌贵,王迅. 搅拌桩处理软土地基的离心机试验研究[J]. 岩土力学, 2007, 28(10): 2101-2104 |
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| 作者姓名： | 卢国胜 蒋昌贵 王迅 |
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| 作者单位： | 1. 西南交通大学 土木工程学院，成都 610031；2. 西南科技大学 环境与资源学院，绵阳 621010；3.中港第二航务工程局，武汉 430014 |
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| 摘 要： | 通过无处理软土路基和搅拌桩复合地基的土工离心模型试验，探讨了路基沉降与时间的关系、搅拌桩对路基沉降控制的效果以及桩顶、桩底、桩侧不同深度处的应力分布和不同深度处的桩身应变，对京沪高速铁路路基处理措施的选择和复合地基的理论计算有一定的指导意义。
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| 关 键 词： | 离心模型试验 软土 复合地基 沉降 |
| 文章编号： | 1000-7598-（2007）10-2101-05 |
| 收稿时间： | 2005-10-18 |
| 修稿时间： | 2005-10-18 |
Centrifuge experiment study on mixing pile improving soft foundation |
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| LU Guo-sheng,JIANG Chang-gui,WANG Xun. Centrifuge experiment study on mixing pile improving soft foundation[J]. Rock and Soil Mechanics, 2007, 28(10): 2101-2104 |
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| Authors: | LU Guo-sheng JIANG Chang-gui WANG Xun |
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| Affiliation: | 1. School of Civil Engineering, Southwest Jiaotong University, Chengdu 610031, China; 2. School of Environment and Resources, Southwest University of Science and Technology, Mianyang 621010, China; 3. China Harbors Second Navigational Matters Engineering Bureau, Wuhan 430014, China |
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| Abstract: | Based on centrifuge experiment of nature foundation and mixing pile composite foundation,foundation settlement varying with time,effect of mixing pile on foundation settlement control,stresses of different depths of pile and soil,and vertical strains along the piles varying with time are discussed.The result is useful for selection of foundation improvement methods for Beijing to Shanghai high speed railway and for theoretical calculation of composite foundation settlement. |
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| Keywords: | centrifugal model test soft soil composite foundation settlement |
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