Open invitation to tender, deadline 07.04.2014, for the EUR826,609.21 contract for restoration of technical systems in Le Piane (1,919 m ), San Silvestro (3,623 m) and I Pianacci (1,823 m) tunnels on SS 174 Pescara Ring Road. Duration of contract 95 days. Contact Anas Spa, Road Department for Abruzzo, Bid and Contract Office, L’Aquila, tel +39 0862 305101, fax +39 0862 305260, e-mail aq-garecontr@postacert.stradeanas.it. Visit http://www.stradeanas.it/index.php?/appalti/rilevanza_comunitaria/dettaglio/id/59475. Bid Code n. AQLAV002-14. 13/14.