Spatial bearing performance characteristic of irregular girder structure in the multi-strand ramp interjections of the urban overpasses is researched in this paper.
研究了城市立交桥多股匝道交汇处的异形梁结构的空间受力特性。
Besides the function to assure the smooth traffic, overpasses, as three-dimensional new road nodes, have vital meanings as nodes in the urban landscape system.
城市立交桥作为立体化的新型道路节点，除具备组织交通、顺畅交通的功能之外，更作为景观节点对于城市意象有重要的意义。
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