某城市道路与高速公路立交方案设计

On design for intersection scheme for road and highways in some city

以杭州市经济技术开发区的某待建立交项目为例,结合工程实际情况,对该立交形式进行了上跨方案与下穿方案的比选,并具体阐述了三种下穿方案,通过综合比较,选择了最为合理的下穿方案二,为类似工程提供了指导。

Taking some expected intersection program of the economic and technological development region of Hangzhou, the paper combining with the factual situation, compares the overcrossing and undercrossing schemes, illustrates the three undercrossing scheme, and selects the second scheme, so as to provide the instruction for similar projects.