In Nador Port Project, which is constructed in Morocco; the first caisson has been successfully submerged. Following the installation of the superstructure (steel grids and generators) and pumps to the C3A caisson (dimensions 21,30 m x 28,30 m x 25,70 m) with a weight of 8.300 tons, it was transported to the Barge by using 50 Nos of hydraulic jacks each 250 t capacity.