States and Restoration of Railway Truss Bridge of 114 years in age

Abstract

The paper deals with the pin-connected railway truss bridges, which were used for as longas 114 years across Daiyagawa River. The authors present their brief history, structuralfeatures, and deterioration of structural parts which was caused by such a long service, especially wearing of pins and holes in eye bars. Also the restoration works for preservationis described.