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Jiangning Railway Bridge
Source: | Author:liyucsf | Published time: 2019-08-30 | 2192 Views | Share:


Jiangning railway bridge project is an introverted-typed arch bridge with 120-meter span for the main bridge. Dumbbell-shaped section is used in concrete filled steel tubular arch rib of this project. The angle between arch rib and shaft center line is 9 degrees. The center-to-center distance of 2abutments is 16.2 m. The arch rib adopts 2-φ1200 mm steel pipe, and the wall thickness is 18 mm. The main material used in this project is Q345qD steel plate, and the largest welding thickness is 18 mm. Segmental hoisting is used in this project to ensure the normal operation of highway.