Open invitation to tender, deadline 22.09.2015, for structures and technological equipment upgrading in Roccaccia tunnel (km173+683-km175+523) on SS 3 bis Tiberina, Bagno di Romagna municipality. Value of contract EUR14.37 million, excluding VAT, duration 360 days from award. Contact Anas Spa, attn Benvenuto Pasquale, Bologna, tel +39 0516301111, fax +39 051244970, e-mail bo-garecontr@postacert.stradeanas.it. Visit http://ted.europa.eu/udl?request=Seek-Deliver&language=en&docid=259012-2015 Ref.n. BOLAV032-2015. 31/15.