| 摘要 |
The present invention relates to a fishway facility and, more specifically, to a fishway facility including an underground movement passage wherein homing instinct and migratory fishes easily move to the safety upstream even in the droughty water level wherein the water depth of the river is low, and a maintenance inspection hole for easily maintaining and preparing the underground movement passage. According to the present invention, the fishway facility including an underground movement passage which is installed in a beam (101) installed by blocking the river comprises: a ground fishway (100) installed at an incline in one side of the beam (101); a main wall (112) installed in the form of an upright wall in both sides of the upper part of the ground fishway (100); a flow velocity relaxing wall (113) continuously installed to be alternate at predetermined intervals in the main wall (112); an underground movement passage (118) passing through the inside of the fishway (100) to connect the upstream and the downstream of the beam (101); and a maintenance inspection hole (115) in the form of a hole to communicate with the underground movement passage (118) from the upper surface of the ground fishway (100). |
