The decision on which consortium to pick is expected to be taken in June.

The two teams are:
 

  • Astaldi with Ferrovial Agroman, Maire Engineering, Ghella, Vianini Lavori, Grandi Lavori Fincosit.
     
  • Impregilo with Sacyr, Società  Italiana Per Condotte D'Acqua, Cooperativa Muratori & Cementisti, Ishikawajima-Harima Heavy Industries, ACI Scpa Consorzio Stabile.