摘要
天津海河大桥是天津海滨高速集疏港公路二期中段工程的重要节点,主桥采用独塔双索面混合梁斜拉桥,主塔采用钻石型塔,主跨采用正交异性桥面板钢箱梁,边跨为预应力混凝土连续箱梁,跨径布置为(310+2×50+2×40)m。新建的海河大桥与现状海河大桥呈反对称布置。既满足了疏港功能要求,又兼顾了整体景观需要。该文介绍了该桥总体设计概况,以及设计中各项关键技术要点。
Tianjin Haihe Bride is the important node of Tianjin Haibin Expressway Collection-Distribution Port Highway Phase II Middle-Section Project.The main bridge is a single-pylon double-plane combined beam cable-stayed bridge.The main pylon is the diamond-type pylon.The main span is the orthotropic deck slab steel box girder,the side span is the pre-stressed concrete continuous box beam and the spans are arranged by 310 + 2 × 50 + 2 × 40 m.The newly built Haihe Bridge and the existing Haihe Bridge present are anti-symmetrically arranged,which can satisfy the requirement of distribution port function,but also give consideration to the demand of the whole landscape.The article introduces the master design of this bridge and various key technical gist of its design.
出处
《城市道桥与防洪》
2012年第8期55-57,60,共4页
Urban Roads Bridges & Flood Control
关键词
海滨高速
海河大桥
独塔斜拉桥
天津市
Haibin Expressway,Haihe Bridge,single-pylon cable-stayed bridge
