| 摘要 |
<P>PROBLEM TO BE SOLVED: To provide a bed consolidation method using a foot protection work for constructing bed consolidation works and a fishway in a fall section by river improvement when a river bed is lowered, for example, due to a river disaster caused by a flood and the like, and an impervious plate. <P>SOLUTION: In a bed consolidation method using a foot protection work for constructing a fishway and an impervious plate, bed consolidation works are constructed by the foot protection work and the impervious plate; the fishway is formed of a notched part 6 of the impervious plate; an impervious sheet 3 is laid on the bottom of a river; and a passage 4 and a pool 5 as the fishways are provided by disposing bagged stone works 1 of the foot protection work. <P>COPYRIGHT: (C)2012,JPO&INPIT |
