简述了软土地基的特质，介绍了浆固碎石桩复合地基的作用机理及其施工工艺流程，并对常用的检测浆固碎石桩施工质量的方法进行了详细说明，以提高复合地基的承载力，减小路基的沉降量。%The paper briefly describes soft soil foundation quality, introduces working mechanism and construction technology procedures of com-posite foundation with grouted-gravel pile, and illustrates common methods of detecting grouted-grave pile construction quality method, with a view to improve composite foundation bearing capacity and to reduce subgrade subsidence as well.
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