CFG桩在处理高速公路软基中的应用

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桥头跳车是桥台和路基之间产生差异沉降引起车辆行驶颠簸的一种现象,减缓桥头跳车现象是困扰工程界的一个难题。很多学者对桥头跳车现象产生的机理和解决措施进行了研究,虽然桥头工后沉降过大的问题得到了较好地解决,但是在处理路段与未处理路段衔接处。又产生了新的沉降突变,即所谓的“二次跳车”,选择合适的地基处理方法来处理这个问题,是减缓桥头跳车问题的关键所在^[1-5]。
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