Construction Design of Dismantling of Steel Truss Bridge of Old Xinzha Bridge in Shanghai City

The old Xinzha Bridge in Shanghai City is a steel truss bridge,64.5 m in length and 6 m in deck net width.There are totally 9 panels on the bridge,arranged in 8.65 m+3×6.75 m+6.7 m+3×6.75 m+8.65 m,which are to be dismantled by the integral floating method.In this paper,the construction design of dismantling of the bridge is described.