从青藏铁路清水河试验段路基的沉降浅议高原冻土路基的稳定性

DISCUSSION ON THE STABILITY OF SUBGRADE IN PLATEAU PERMAFROST AREA

本文简要地介绍了青藏铁路试验段路基经过一个冻融周期后所出现的病害 ,结合对路基沉降观测结果分析 ,对路基所存在的问题进行了初步的诊断 。

This paper describes the subgrade disease of trial section on Qinghai-Tibet Railway after a freeze-thaw cycle, analyzes the problems in the subgrade based on observation on the subgrade settlement and proposes the protection measures for ice-riching permafrost and precautions for the construction in platceau permafrost area.