Open invitation to tender, deadline 18.09.2014, for safety upgrading of the bi-tube Tindari tunnel (2,136 m, 2,136 m) on the Palermo-Messina A20 coastal motorway. Value of contract EUR12,851,444, excluding VAT, duration 455 days after award. Further information, specs and docs from CAS (Consorzio per le Autostrade Siciliane), Bids Office, Messina, tel +39 09037111, fax +39 0903711244, e-mail mlonostro@autostradesiciliane.it, to whom tenders or requests to participate must be sent. Time limit for accessing documents 12.09.2014. Visit http://ted.europa.eu/udl?request=Seek-Deliver&language=en&docid=275850-2014. NUTS-code ITG13. 33/14.