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Improvement of Part Settlement Foundation and Punching Shear Failure Pile Cap in a Dangerous Building
Author(s): LI Zisheng~1, XU Yongming~2(1.instituteofconstruction, GUANGDONG Universityoftechnology, GUANGZHOU 510643, p.r.china, 2.ADMINISTRATIVE Officeofconstruction, SANJIAO Town, ZHONGSHAN City, zhongshan, GUANGDONG 528400, p.r.china)
Pages: 255-
258
Year: 2006
Issue:
2
Journal: Underground Space
Keyword: 基础加固; 锚杆静压桩; 托换承台;
Abstract: 通过对软土地基上某三层濒危厂房桩基础发生局部沉降和承台受冲切破坏等问题的分析研究,确定用局部增加锚杆静压桩控制整栋厂房沉降并用包柱式托换结构加固已破坏承台。尝试用植筋、新旧砼界面处理等新技术设计包柱式钢筋混凝土托换承台和锚筋式压桩承台连接系统,合理地解决了该厂房基础加固中的特有难题。
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