浅谈路基膨胀土处理

Discussion the expansive soil treatment on the subgrade

根据大量的试验对S302线旧路路面破坏的原因进行了分析,论述了该路基膨胀土处理的方法,提出了具体的处理措施,并得出了该处理方案可行的结论,证实了掺灰改良膨胀土是消除胀缩,保持路基稳定的有效措施。

The pavement damage reasons of S302 line old road were analyzed according to vast experiments. The expansive soil treatment method to the subgrade was discussed and the specific treatment measures were proposed and conclusion that the treatment scheme was feasible. It was proved that the modified expansive soil mixing with ashes was the effective methods to erase movement and maintain the subgrade stability.