通过结合高速公路工程实例,对软土路基施工技术进行研究。结合该工程实际工程情况及地质情况,采用真空联合堆载预压法对其软土路基进行施工处理,详细阐述水泥粉体喷射搅拌桩技术的施工工艺,通过现场测试结果表明真空联合堆载预压法在该高速公路工程中取得了良好的工程效果。 Through the combination of highway engineering examples, the soft soil embankment construction technology research. Combined with the actual engineering conditions and geological conditions of the project, the construction process of soft soil subgrade is carried out by vacuum combined preloading method. The construction technology of cement powder injection mixing pile technology is elaborated. The field test results show that vacuum combined with preloading Pressure method in the highway project has achieved good engineering results.