Fish passes for the Aisne Meuse Public-Private Partnership (PPP)

Project owner VNF

Type of project Fish passes

Design of the fish passage structures as part of the project to modernise the Aisne and Meuse waterways, aimed at replacing 29 needle dams with water-inflated dams.

Main technical features

29 successive pool fish passes, 2 regularly distributed rock-ramp passes, 1 bypass river, 2 eel-specific passes (brush ramp and studded slabs), 3 counting stations, 27 control gates at the fish-pass entrances.