| Summary: | Combined with the characteristics and actual needs of expressway project, the demonstration application of green highway construction is mainly carried out from four aspects: “building traffic infrastructure system integrated into natural landscape”, “promoting green construction technology of environmental protection, energy saving and high efficiency”, “creating tourism type Expressway demonstration project” and “promoting safety intelligent construction and control technology”, forming “respecting nature and smooth” The supporting technology system should be established for the green road of “nature, nature protection and integration”, and Zihui expressway should be built into a demonstration project of green road in mountain area which is coordinated and integrated with the natural environment.
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