- Country: Switzerland
- Activity: Dams
- Insulation of the bottom outlet, water intake and restoration of the Punt Dal Gall dam
To carry out renovation work in the bottom outlet tunnel, Hydrokarst was entrusted with:
– Pumping and dredging work at great depth: -110 m, 2500 m3 of sediment
– Hydromechanical work: design and installation of two packers – 15 and 14 tonnes
– Underwater work on civil engineering structures a 110 m depth – Scouring / Anchors / Core drilling
– Inspection of the bottom outlet tunnel.