The paper introduces the features of collapsible loess in Gansu,sums up the design principle for the foundation in loess areas according to the common and typical problems and diseases in the foundation of loess areas,and sums up some special design points for the foundation,so as to accumulate the design experience for the foundation of the areas and to direct the engineering practice.%介绍了甘肃省湿陷性黄土的特性,针对黄土地区路基容易产生特有的问题和病害的情况,总结出黄土地区路基设计原则,并重点归纳了特殊路基设计要点,以积累该地区路基设计经验,指导工程实践。
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