摘要： 阐述了公路网评价对地理信息系统(GIS)的需求，在介绍了公路网评价指标体系及有关GIS知识的基础上，把GIS应用到长江三角洲公路网评价中，提出了长江三角洲公路网地理信息系统的框架图，分析了系统的图层结构，得出了长江三角洲公路网综合评价的结果。最后展望了GIS在公路网评价中的前景。

关键词: 地理信息系统, 公路网评价, 应用

Abstract: The requirement of geographical information system (GIS) in highway network evaluation is discussed. Based on the index system of highway evaluation and the knowledge of GIS, GIS is applied in the highway network evaluation of Yangtze Delta. The frame of the highway network information system, layers about the highway network information system,and the evaluation result of the highway network in Yangtze Delta are presented.Expectation of GIS in the field of the highway evaluation is advanced.

中图分类号: 

• TP399