上海轨道交通3号线跨苏州河钢管混凝土拱桥设计与施工

Design and Construction of Concrete-filled Steel Tube Arch Bridge over Suzhou Creek

介绍了上海轨道交通 3号线特殊大桥———苏州河桥 (2 5m +6 4m +2 5m)的三跨中承式钢管混凝土梁拱组合体系桥的设计特点。

With an introduction of the design feature, construction phases, structural analyzing process, as well as the method of dealing with the construction difficulty in the three spans of concrete-filled steel rube arch bridge. The author discusses both the advantage and disadvantage of this bridge, and points out that the three aspects: structural form selection, structural analysis, and the processing on the construction key problems shall be taken seriously.