Manufacturing bridge crane is the construction machinery with own template, using box girder support, poured in place for the bridge. Its main feature is a good construction quality, construction convenient operation, and low cost. It is widely used in foreign countries in a continuous highway construction, railway bridges, and is more advanced construction methods. China also started to use it on the highway, railway line.

Manufacturing bridge crane is mainly composed by leg structure, support truss, inside and outside templates, main beam lifting mechanism and other components.