高速公路改扩建必要性及评价指标分析

The necessity and evaluation index analysis on highway reorganization and expansion

结合高速公路建设工程特性,系统地阐述了高速公路改扩建的必要性,并对现有的路基、路面在养护和施工阶段的主要评价指标进行了分析,为今后高速公路改扩建工程提供了技术参考。

This paper made analysis combining with the characteristic of highway construction projects, provided technical reference for future highway reorganization and expansion project. Systematically elaborated the necessity of highway reorganization and expansion, and discussed the main evaluation index of existing subgrade, pavement in conservation and construction stage.