DISA was requested to perform all the subsea works of the construction pit consisting of :  cleaning diafragm walls using 400bar water-jet, repair diafragm wall joints, install steel plates and chemical injection for soil stabilization and water-tightness, installation of the steel reinforcement plates on the foundation piles, install a multi layer steel reinforcement mesh and pouring of the underwater concrete floor.

Client Combinatie parking-garages Leiden
Period 2015