Sielbauwerk

摘要

Sielbauwerk (1) with at least one automatically by the water pressure opening and closing Sieltor (2), wherein the Sielbauwerk (1) is associated with a Fischwanderungsvorrichtung, characterized in that the Fischwanderungsvorrichtung has a Schließverzögerungseinrichtung (5), which closing the at least one Sieltores (2) delayed.