The unique expertise of Razel-Bec
That requires blasting the gneiss, loading and removing 300,000 cubic metres of rock in order to build the energy dissipation basin. Before undertaking such delicate tasks, it is planned to start by building a temporary coffer dam made of sunken concrete piles with the insertion of steel stop gates between them to remove all the water from the work area, a structure within the structure as part of the project.