Retrofitting of Shinko bridge in Yokohama

摘要

Shinko Bridge is an invaluable truss bridge, constructed about a hundred years ago in Yokohama This report shows retrofitting technologies of SHI, including following brief description of Shinko Bridge retrofit project 1) Detail investigations and several material tests before repair. 2) New surface preparation device for recoating processes, using Water-jet system. 3) Compact pile driving method which can remove obstacles in ground. (BG method)