sand-well foundation 砂井地基
The study shows that the permeability of the sand course has greater influence on the consolidation process of the sand well foundation and it relates to the parameters such as well resistance etc.
研究表明，砂垫层透水性对砂井地基固结过程有较大影响，且与井阻等参数有关。
The method for making judgment to the optimal tamp number of foundation, which have silt and sand layer as well as have clay, were analyzed.
对既有砂性土又有粘性土地基的点夯最佳夯击击数的确定方法进行了分析；
应用推荐