Rome, 18 April 2011 - Atlantia announces that it has reached agreement with the Acciona group for the acquisition, via a Chilean special purpose company part-owned by the Group, of 50% of Sociedad Concesionaria Autopista Vespucio Sur SA (Vespucio Sur), 50% of Sociedad Concesionaria Litoral Central SA (Litoral Central) and 50% of Sociedad de Operacion y Logistica Infraestructura SA (Operalia).