Construction of High Piers of Numao River Bridge

Abstract

This is a record on the five high piers which were constructed in the substructure construction of Numao River Bridge of Kanetsu Expressway. With regard to over 60 meters high pier construction, climlring form work method, block installation method of reinforcement bavs, and concrete placing method for high place were applied with a view to easiness of construction work, safeness in construction, progress of work, and etc.. The following is a report of these three methods.