This article,being based on an interchange reconstruction project located in Nanhai District of Foshan City in Guangdong Province,introduces a design concept and scheme for interchange reconstruction,which could provide reference for similar projects.%以广东省佛山市南海区的一座立交桥梁改造工程为背景,介绍了立交改造设计构思及方案,对类似工程具有参考意义。
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