Water-Gate © U-shaped cofferdams for conventional trenching.
Installation type: U-shaped Water-Gate © flexible cofferdams. Three WA-2850 cofferdams connected to each other.
Phase I: Installation from the right bank leaving the open water course on 1/3 of its minor bed.
Phase II: reverse installation from the other side to complete the work.
Exhaustion pump: 240M3 / h
Decanting tank to avoid evacuation of fines with the water of exhaustion.
Duration of the project: 5 days