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在公路建设中经常遇到把旧路改建成一、二级公路的情况,文章介绍了三种类型土基下路基处理方案的选定过程,并根据不同的试验方法和依据提出了具体的处理方案。
In the highway construction, it is often encountered that the old road is converted into the first and second grade roads. The article introduces the selection process of the subgrade treatment scheme under three types of soil foundation, and proposes the specific treatment plan according to different test methods and basis .