近年来,国家对公路的建设越来越重视,它直接影响着各地区的经济发展与对外交流。作为具有特殊地形的青海省,其大部分为多年冻土地区,严重影响着公路的建设。本文主要分析了青海省多年冻土地区的形成条件,以及多年冻土对公路建设的影响,最后总结了多年冻土地区公路建设研究的展望,减少冻土对道路的影响。 In recent years, the state has paid more and more attention to the construction of highways, which directly affects the economic development and foreign exchange in various regions. As a special terrain in Qinghai Province, most of its permafrost areas, seriously affecting the construction of the road. This paper analyzes the forming conditions of permafrost regions in Qinghai Province and the impact of permafrost on highway construction. Finally, the prospect of highway construction in permafrost regions is summarized, and the influence of permafrost on roads is reduced.