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摘要：对原状和重塑软土做了大量的分级加载室内一维次固结试验研究。结构表明，荷载对次固结变形特性有着较明显的影响，并对其关系进行了探讨；原状土和重塑土有着相似的次固结变形规律，在相同荷载作用下的重塑土的次固结系数比原状土的次固结系数小；对室内试验结果用最小二乘法拟合出次固结系数与压力之间的关系，得出其关系表达式，为实际地基的次固结变形的计算提供参考。

 

关键词：软土；次固结；次固结系数；正常固结状态

 

中图分类号：tu411 文献标识码：b 文章编号：1672-1683（2008）01-0148-03

 

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