高速公路软基处理中薄壁管桩施工技术的应用

Application of Thin-Walled Pipe Pile Construction Technology in Soft Foundation Treatment of Expressway

为研究高速公路软基处理中薄壁管桩施工技术的应用,改善软土路基质量问题,论文结合实际工程,对薄壁管桩施工技术的工程特性进行详细阐述,其中包括薄壁管桩工作原理以及施工参数设计,重点研究了薄壁管桩施工工艺,并对处理完毕后软土路基的物理力学性能以及沉降变形情况进行检测分析。

In order to study the application of thin-wall pipe pile construction technology in soft foundation treatment of expressway and improve the quality of soft soil subgrade,the engineering characteristics ofthin-wall pipe pile construction technology are elaborated in detail in this paper combined with practical projects.It includes the design of the working principle and construction parameters of the thin-walled pipe pile,focuses on the study of the construction technology of the thin-walled pipe pile,and the detection and analysis of the physical and mechanical properties and settlement deformation of the soft soil subgrade after the treatment.