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Design of Composite Structure of Continuous Through Steel Truss Girder Truss Arch All-Welded Bridge
Liang Zhou
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Abstract
The main bridge of the Yunzaobang River Bridge on Taopu Road in Jiading District of Shanghai City is a composite structure of two-span continuous through steel truss girder truss arch bridge with span arrangement(66+136) m.The bearing system is twin steel trusses composed of box or H member and the floor system is composed of girders,transverse beams and a steel orthotropic deck.All bars are welded.In this paper,the structure design and analysis of the main bridge are introduced.