本文研究具有软弱下卧层的地基极限承载力问题。
This paper deals with the ultimate bearing capacity of a foundation with soft clay underlying layer.
当桩端未加固土层以下有软弱下卧层时,应对其进行软弱下卧层验算;
When there is weak underlying stratum bellowed the soil which is not be reinforced, the weak underlying stratum should be taken checking computations.
三组室内模型试验表明具有软弱下卧层的地基破坏模型基本上属于冲切破坏。
Three sets of model test in laboratory show that the failure model in the foundation with soft clay underlying layer belongs basically to the punching shear failure.
推导出具有软弱下卧层土矩形基础的直接计算公式,编制了相应的计算机程序。
The direct calculation formulas of the rectangular foundation containing weak underlying stratum are induced and a computer program is developed.
根据健筑地基基础设计规范中的相关规定,导出了可以直接满足软弱下卧层承载力要求的基础底面积计算的简便方法。
According to the rules in foundation Design Standand of Building Ground, a reduced calculation method which can directly figure out the demanded foundation area is introduced.
大量桩筏基础下存在较厚的饱和软弱下卧层,其变形和内力的研究不仅涉及到筏板、桩和土三者之间的相互作用,而且还跟时间有很大的关系。
Research for the deformation and internal forces of piled raft foundation on a thick soft substratum are concerned with not only the interaction between pile, raft and soils but the also the time.
天然地基土承载力较高,但基础影响深度范围内存在软弱下卧层,不能满足设计要求的承载力和变形时,采用CFG桩法对软弱下卧层进行加固处理。
When natural soil, higher bearing capacity and soft substratum in influence depth, cannot satisfy the request of bearing capacity and deformation, CFG piles are adopted to strengthen soft substratum.
天然地基土承载力较高,但基础影响深度范围内存在软弱下卧层,不能满足设计要求的承载力和变形时,采用CFG桩法对软弱下卧层进行加固处理。
When natural soil, higher bearing capacity and soft substratum in influence depth, cannot satisfy the request of bearing capacity and deformation, CFG piles are adopted to strengthen soft substratum.
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