公路路线方案选择,特别是高原山区高速公路路线方案选择是公路勘察设计的重要环节,是非常关键的第一步。为提高山区公路路线方案选择的质量,缩短勘察设计周期,本文在系统归纳总结几年来的实践经验和思考的基础上,阐述路线方案选择的方法和步骤,谋求简捷、清晰、科学的思路。 The selection of highway route options, especially the selection of highway route options in plateau mountainous areas, is an important part of highway survey and design and is a very crucial first step. In order to improve the quality of mountain route selection and shorten the period of investigation and design, based on the practical experience and thinking of the past few years, this article elaborates the methods and steps of the selection of route options and seeks a simple, clear and scientific way of thinking.