| 挤扩支盘桩在地下建筑抗浮设计中的应用 |
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| 引用本文： | 方崇,张信贵,闭历平.挤扩支盘桩在地下建筑抗浮设计中的应用[J].岩土工程技术,2005,19(6):281-283,310. |
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| 作者姓名： | 方崇 张信贵 闭历平 |
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| 作者单位： | 广西大学土木建筑工程学院,广西,南宁,530004 |
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| 摘 要： | 对目前地下建筑的各种抗浮措施进行了分析,根据挤扩支盘桩的受力特征,提出了采用挤扩支盘桩作为抗浮桩的新思路,给出了挤扩支盘桩单桩承载力的计算公式和构造要求,阐述了该方法的施工要点,并结合工程实例进行了技术经济分析。工程实践表明,采用挤扩支盘桩解决地下建筑抗浮问题是一种比较经济、合理的新方法。
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| 关 键 词： | 地下建筑 挤扩支盘桩 抗浮桩 抗拔极限承载力 |
| 文章编号： | 1007-2993(2005)06-0281-03 |
| 修稿时间： | 2005年10月4日 |
Application of Squeezed Branch Pile in Underground Building for Anti-floating Design |
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| Fang Chong,Zhang Xingui,Bi Liping.Application of Squeezed Branch Pile in Underground Building for Anti-floating Design[J].Geotechnical Engineering Technique,2005,19(6):281-283,310. |
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| Authors: | Fang Chong Zhang Xingui Bi Liping |
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| Abstract: | Various current anti-floatting measures in the Underground building are analyzed.According to the bearing force character of squeezed branch pile,a new idea that squeezed branch pile is used to anti-floatting pile is suggested.The calculation formula and structure requests are given.The technology of construction for squeezed branch pile is elaborated too.A practical project is analyzed in technique and economy,it shows that it is very economical and reasonable that squeezed branch pile is used to solve the(anti-)floatting problem of the underground building. |
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| Keywords: | underground building squeezed branch pile anti-floatting pile ultimate pullout resistance |
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