高速铁路路基CFG桩施工工艺及质量控制研究

Construction technique of CFG pile in express railway foundation and quality control research

分析了CFG桩复合地基的加固机理,结合工程实例,介绍了高速铁路路基CFG桩的施工工艺及质量控制措施,并进行了施工技术总结,指出CFG桩复合地基具有承载力提高幅度大、地基变形小等特点,可推广应用。

It analyses the reinforcing law of CFG pile composite foundation, combining with the engineering example, introduces the construction technique of CFG pile in express railway foundation and quality control measures, summarizes construction technology, and points out that CFG pile composite foundation in large in the enhancing of leading capacity, small in foundation deformation, etc., which is worth to promote.