Restricted invitation to qualified contractors to tender, deadline 01.06.2011, for the design and execution of safety work in tunnels between 500 and 1000 m owned by Direzione Territoriale Produzione in Turin. Contract value EUR5,470,563 excluding VAT, duration 36 months. Visit www.gare.rfi.it/cms/v/index.jsp?vgnextoid=982f60c5084cf210VgnVCM1000008916f90aRCRD. 20/11.