结合贵州省六盘水至盘县公路的工程可行性研究过程中的选线,针对山区复杂的地质地形、水文和气候条件,该文阐述了山区高速公路工程可行性研究阶段选线中注意的主要问题,确保工程可行性研究的有效性,达到高速公路的经济效益、社会效益和环境效益的统一。 Combined with the route selection in the project feasibility study of Liupanshui-Panxian Highway in Guizhou Province, this paper presents the main problems that should be paid attention to in the route selection of feasibility study of mountain expressway in view of the complicated geological topography, hydrology and climatic conditions in mountainous areas. So as to ensure the feasibility of project feasibility study and achieve the unification of the economic benefits, social benefits and environmental benefits of the expressway.