In Dakar, on dedicated newly built yard, the first slab* of the first caisson have been poured on march 31^st summing 1200 cubic meters placed continuously during almost 30 hours.  
Simultaneously, in Mauritania, rock production, on which caissons will be laid, started in project quarry located in Hajar Denken. The first production blast done on march the 28^th and then start, on march the 30^th, of commissioning and then production with special equipment “Trommel”. This quarry, fully operated by Eiffage, will supply majority of rocks required for foundation of the caissons. Graded rocks will then be transported to Nouakchott Port for storage prior loading on installation vessels.
*Dimensions of the slab: 55 meters long, 28 meters width and 0.8 meters thickness.