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浙江余姚兰墅大桥主桥为跨径 75 m+45 m的独弯塔斜拉桥 ,主梁与主塔均为预应力钢筋混凝土结构。介绍了该桥的总体设计 ,包括结构形式、桥跨布置、断面形式、下部结构及引桥的设计施工要点
Zhejiang Yuyao Lishu Bridge main span span 75 m + 45 m single curved tower cable-stayed bridge, the main beam and the main tower are prestressed reinforced concrete structures. The overall design of the bridge is introduced, including the design form of the structure, the span of the bridge, the cross section, the substructure and the approach bridge