In order to solve the complicated problem of local structural stress changes in the incremental launching construction of wide steel box girders,the local force and control of a wide steel box girder are studied.By taking the Yellow River bridge at Zhongwei Weimin as an...MORE In order to solve the complicated problem of local structural stress changes in the incremental launching construction of wide steel box girders,the local force and control of a wide steel box girder are studied.By taking the Yellow River bridge at Zhongwei Weimin as an example,a finite element model for the incremental ...