在高速公路建设过程中,经常会遇到软土不良路基。软土地基关系到整个工程的质量、造价和进度。本文从福建某高速公路的软土地基着手,对软土地基的稳定及沉降进行分析,并提出合理、有效的治理方案,重点位置采用粉喷桩+管桩的处理措施,本项目的治理可对其他项目软土地基处理提供有益的参考。 In the highway construction process, often encounter the soft subgrade. Soft soil foundation relates to the quality of the entire project, cost and schedule. This paper starts from the soft soil foundation of a highway in Fujian province, analyzes the stability and settlement of the soft soil foundation, and proposes a reasonable and effective treatment plan. The key position adopts the treatment measures of the DJM pile and the pipe pile. The project management The project provides a useful reference for other projects.