Construction Technology of Super-long Steel-concrete Composite Beam in Urban Center
The main line overpass bridge of Shantou Huanghe Road rapid upgrading and reconstruction project crosses the intersection of Huanghe Road and Tianshan Road in Shantou City,which belongs to the intersection of national and provincial roads,the traffic flow is large,and it is impossible to carry out fully closed construction.Moreover,the steel-concrete composite beam of the overpass bridge is a 56m large span super-long steel beam,which is difficult to install.By adopting the construction technology of super-long steel-concrete composite beam in urban center,the installation of the steel-concrete composite beam for the main line overpass bridge can be completed quickly and safely.While,the construction quality and the completion time of the main structure for the overpass bridge is ensured.
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