Open invitation to tender, deadline 21.11.2017, for upgrading work under the D.l. n. 264/2006, PSG Phase 2, Lot 6, in tunnels Pedaso (1076 m, 1087 m), San Basso (846 m, 846 m), Castello di Cupramarittima (1130 m, 1097 m), San Cipriano (610 m, 590 m), Castello di Grottammare (1227 m, 1229 m), Montesecco (760 m, 770 m), Croce di San Benedetto (628 m, 648 m) and Monterenzo (864 m, 867 m) on motorway A14 Bologna - Bari - Taranto. The contract value is EUR10.20 million, excluding VAT. The duration of the contract is 469 days from the award. Contact Autostrade per l'Italia SpA, attn eng Savino Seccia, Rome, tel +39 0643632253, fax +39 0643634206, email autostradeperlitalia@pec.autostrade.it and gareappalti@autostrade.it. Visit http://ted.europa.eu/udl?request=Seek-Deliver&language=en&docid=396973-2017. Bid Code n. 0466/A14. 41/17.