高地震烈度山区公路路线方案设计难点探讨

Difficulty Approach of Layout Route Scheme in High-intensity Earthquake Mountain Zone

以西昌至宁南高速公路为例,介绍了该项目的建设条件、设计的难点及设计理念,然后从基础资料的分析、区域路网协同分析、地形地质选线、抗震设防要求和环境保护5个方面探讨了路线方案设计中的对策措施。

This paper took Xichang to Ningnan expressway project as an example,introduced the construction conditions of the project,the difficulties in route scheme design and the design concept of scheme. Then,from the basic data analysis,regional road network collaborative analysis,topographic and geological line selection,seismic fortification requirements and environmental protection,were the countermeasures in route scherne design were.