BP’s Greater Tortue Ahmeyim (GTA) Development is a major LNG project located on the maritime border of Mauritania and Senegal. The GTA gas field is located 120 km offshore, in a water depth of 2850m, the deepest subsea infrastructure in Africa. Eiffage Genie Civil is in charge of the engineering design and development of the hub/terminal for the GTA field development. 

FERBECK INTERNATIONAL SA has been awarded a contract for supervision by Eiffage for 21 concrete caissons using slipform method.