The time effect of the bearing load of column foundation is that the bearing load increases with the lapse of time.
桩基础承载力随着时间推移呈逐渐增大的趋势，这就是桩基承载力的时间效应。
This paper introduces the construction program and practicing method of the foundation underpinning and column foundation jacking restoration.
本文介绍了采用基础托换与柱基顶升复位施工的程序和做法。
The causation for column foundation settlement of factory building is analysed in this paper' Therefore, the scheme of reinforcing foundation with chemical churning pile has been put up.
分析了某厂房柱基础沉陷事故的原因，提出采用旋喷桩进行加固处理的方案。
Design thought and method of underpinning beam, column, foundation and relative joint construction in remodeling office building for Committee of Family Planning in Harbin are introduced.
提出了哈尔滨市计生委办公楼结构改造所需的托换梁、托换柱、托换基础及相关连接构造的设计思路和方法。
Design thought and method of underpinning beam, column, foundation and relative joint construction in remodeling office building for Committee of Family Planning in Harbin are introduced.
提出了哈尔滨市计生委办公楼结构改造所需的托换梁、托换柱、托换基础及相关连接构造的设计思路和方法。
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