目前,换填垫层法已经被广泛应用到大型建筑物和道路修建等工程中,这种方法可较好的改善松软路基的特性。本文介绍了换填垫层法的适用范围和加固机理,然后较为详细的说明了设计要点,对以后的施工具有一定的指导意义。 At present, the replacement cushion method has been widely applied to large-scale buildings and road construction projects, this method can better improve the characteristics of soft roadbed. This article introduces the application and reinforcement mechanism of the cushion replacement method, and then explains the design points in detail, which is of guiding significance to the future construction.