抄録
In any rapid rivers, maintaining the major bed width is considered to be one of the most important river works.
In Kurobe Rivcr, a riverbank erosion prevention method has been conducted based on hydraulic model experiment, and the interval and the length of the longitudinal facility was examined.
The construction has been made since 1992. For the bank erosion by medium size floods of July 1995, and June 1996, the field investigation was performed on the response of the longitudinal facility to the floods, and it was compared with the model experiment.
