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Lanzhou Donggang Interchange Project
General Contractor: China Railway 21st Bureau Group Fifth Engineering Construction Co., Ltd. Design Institute: Shanghai Urban Construction Design & Research Institute (Group) Co., Ltd. Project Overview: This project is the demolition and reconstruction of the Donggang Overpass in Lanzhou City. The main bridge is a continuous steel box girder with spans of 23m+42m+35m+30m, a standard deck width of 25.5m, a girder height of 1.8m, and a total weight of 1050 tons. The construction method is the overall top-push sliding method, with a total jacking length of 51 meters.
General Contractor: China Railway 21st Bureau Group Fifth Engineering Construction Co., Ltd.
Design Institute: Shanghai Urban Construction Design & Research Institute (Group) Co., Ltd.
Project Overview: This project is the demolition and reconstruction of the Donggang Overpass in Lanzhou City. The main bridge is a continuous steel box girder with spans of 23m+42m+35m+30m, a standard deck width of 25.5m, a girder height of 1.8m, and a total weight of 1050 tons. The construction method is the overall top-push sliding method, with a total jacking length of 51 meters.
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Lanzhou Donggang Interchange Project
Longhai Road Elevated Road Project