The paper introduces the geological survey of the site at Maitreya Station along Kunming-Nanning Railway,identifies the roadbed treat-ment scheme of the foundation consolidation at the piled raft structure and prestressed pipe pile according to the test result of the expansive soil tests in the region,calculates and analyzes the displacement,moment,and shearing of the elastic foundation beam at the piled raft,and indicates the construction sequence of the structure,so as to provide some reference for the foundation consolidation design at similar areas.%介绍了云桂铁路弥勒车站的场地地质概况，依据该区域的膨胀土试验结果，确定了桩筏结构和预应力管桩进行地基加固的路基处理方案，计算分析了桩筏结构弹性地基梁的位移、弯矩及剪力，论述了桩筏结构的施工顺序，为类似区域的地基加固设计提供了参考。
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