Description:Italy's Astaldi S.p.A, Rome, leads one bidding consortium of Italian firms, also including Spain's Ferrovial Agroman S.A., Madrid. The team led by Milan-based Impregilo S.p.A. is also Italian dominated, but also has Spain's Sacyr S.A., Madrid, and Ishikawajima-Harima Heavy Industries Co. Ltd., of Japan, in its ranks. Meanwhile, six international firms have till this September to bid to ...