由于开封市较为特殊的地理位置,工程建设中经常会出现软土地基的情况,给工程的质量造成极大的隐患,如若对其处理不当将会对高速公路质量造成较大的影响。本文针对软土地基处理中的碎石桩法,介绍了碎石桩的定义、原理,对原材料及机械设备的要求等,阐述碎石桩施工工艺流程和技术要求。 Due to the special geographical location of Kaifeng City, the soft soil foundation often appears in the construction of the project, which poses a great potential hazard to the quality of the project. If handled improperly, the quality of the expressway will be greatly affected. In this paper, for the gravel pile method in the treatment of soft soil foundation, the paper introduces the definition, principle of the gravel pile, the requirements of raw materials and mechanical equipment, and expounds the process flow and technical requirements of the gravel pile construction.