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宁高公路深层搅拌桩复合地基沉降有限元分析
Finite Element Analysis of Settlement of Composite Foundation with Deep Agitated Piles of Ning_Gao Highway
【摘要】 以宁高公路建设为背景 ,对深层搅拌桩复合地基进行了有限元沉降分析。分析认为 :用有限元方法计算的沉降量与原位观测结论基本一致 ,说明二维有限元计算模型和参数的选择是可行的 ,基本符合实际 ,配合连续监测判断地基稳定 ,为施工正常进行提供了依据。
【Abstract】 Based on the construction of Ning_Gao highway, the settlement rule of the composite foundation with agitated piles was carried out and analysed. The analysis showed that the settlement with the finite element method approached to that with in_situ measurement.It was proven to be feasible and essentially actual that we chose the two dimension finite element computation mode and parameters.Successive observation showed the foundation was steady,which warranted the normal construction.
【关键词】 深层搅拌桩;
复合地基;
有限元;
沉降;
【Key words】 deep agitated piles; composite foundation; finite element; settlement;
【Key words】 deep agitated piles; composite foundation; finite element; settlement;
【基金】 河海大学和南京市公路建设处投资项目 :宁高公路二期工程粉喷桩质量控制及搅拌桩复合地基沉降规律研究
- 【文献出处】 森林工程 ,Forest Engineering , 编辑部邮箱 ,2004年02期
- 【分类号】U416.1
- 【下载频次】63