干拌混凝土夯扩桩在路基沉陷中的应用

摘要

According to the example of the treatment on the subgrade settlement at K2 ＋ 205 - K2 ＋ 270 ection along Longcheng expressway, the paper introduces the technical features and construction craft of the dry-mixed concrete rammed pedestal pile, and indicates by the result that there is no new settlement after the consolidation of the subgrade of the section and it has better effect.%通过龙城高速K2＋205～K2＋270段处理路基沉陷工程实例，简单介绍了干拌混凝土夯扩桩的技术特点和施工工艺，结果说明，加固后的路段路基未出现新的沉陷，效果较好。