As a simple and effective method of soft ground treatments,the sand drain preloading method has been widely used in construction projects. 砂井堆载预压法作为一种简单有效的软土地基处理方法已经在工程中得到广泛的应用。
Based on the characteristics of expansive soil, some problems of the Construction foundation design and some methods of the ground treatment are discussed in this article. 摘要根据膨胀土的特性，探讨了膨胀土地区构造物基础设计应注意的问题及膨胀土地基处理的方法。
