范和港大桥主桥边跨辅助墩设置探讨

Inquiry on the side-pan auxiliary pier design of the major Fanhegang bridge

简要阐述了双塔三跨混凝土斜拉桥辅助墩设置的原则及边中跨的合理比例,针对范和港大桥主桥拟定了有、无辅助墩两种施工方案,并进行了结构安全性、耐久性及经济性对比,最终选择在主桥边跨设置辅助墩。

The article describes auxiliary pier design principles and middle-side span ratio of double-tower three-span cable-stayed concrete bridge, and compares the structural security and durability and economy of major Fanhegang bridge with and without auxiliary pier, and finally selects major bridge side span designing auxiliary pier.