中马铁路湿陷性黄土地基处理分析探讨

摘要

对新建中马铁路的全线地基处理进行了研究，并对湿陷性黄土处理的治理机理进行了分析，根据湿陷性黄土的湿陷等级和厚度，合理使用了强夯法、灰土挤密桩法、冲击碾压法、碎石桩法等多种地基处理方法，取得了良好的效果，对兰州地区湿陷性黄土的地基处理具有借鉴意义。%Studied in the foundation treatment of new built railway line of Zhong-Ma,analyzed on the governance mechanism of collapsible loess processing,and according to collapsible loess collapsibility of grade and thickness of the rational,used of the dynamic compaction method,meth-od of lime-soil compaction pile,impact roller compacted method,gravel pile method and other methods,has obtained the good effect,having the reference and guiding significance for the collapsible loess foundation treatment in Lanzhou.