软土路基在外荷载作用下,其沉降大,且持续时间长。在软土地基上修建高等级公路,潜在的工后沉降会对交通运输造成很大的危害,因此软弱地基应该采取合理有效的加固处理措施。软土地基处理的方式有很多,各有优缺点及局限性,如何选择合理的地基处理方式直接关系到工程质量、工程进度及工程投资。 Under the action of external load, the settlement of soft soil subgrade is large and lasts long. When constructing high-grade highways on soft soil foundation, potential post-construction settlement will cause great harm to transportation. Therefore, reasonable and effective reinforcement measures should be taken for soft foundations. There are many ways to deal with soft ground, each has its own advantages and disadvantages and limitations, how to choose a reasonable foundation treatment is directly related to project quality, project progress and project investment.