Open invitation to tender, deadline 09.09.2015, for structures and technological equipment upgrading in Montecoronaro tunnel (km 164+993-km 165+903) on SS 3 bis Tiberina, Verghereto municipality. Value of contract EUR9.75 million, excluding VAT, duration 310 days from award. Contact Anas Spa, attn Benvenuto Pasquale, Bologna, tel +39 0516301111, fax +39 051244970, e-mail bo-garecontr@postacert.stradeanas.it. Collegarsi a http://ted.europa.eu/udl?request=Seek-Deliver&language=it&docid=216526-2015, GU S 119. Rif.n. BOLAV023/2015. 26/15.