FISH PASS BLOCK AND FISH PASS CONSTRUCTION METHOD USING THE FISH PASS BLOCK

摘要

PROBLEM TO BE SOLVED: To provide a fish pass block capable of sharpening a fish pass and coping with a variation in water quantity, most suitable for the running/inhabitation of fishes, capable of matching the peripheral scenery, and capable of harmonizing with natural environments.;SOLUTION: In this fish pass block disposed from the upstream side to the downstream side, a bottom board part is formed at a specified gradient, and a pool front wall is formed at the upstream side tip part. A pool rear wall is formed at the rear of the pool front wall through a recessed pool part in which fishes take a rest, and a rear end wall is formed at the rear of the pool rear wall through an implanted stone part on which a flowing water regulating material is placed. An overflow part is formed at the upper end part of the rear end wall, a cutout part to which the pool front wall can be tightly assembled is formed at the lower part of the rear end wall, and the pool rear wall is formed higher than the pool front wall.;COPYRIGHT: (C)2006,JPO&NCIPI