Pg 18/19: Works Contract Concerning: Works Along The S.S. 318 "Di Valfabbrica" ​​- Valfabbrica-Schifanoia Section - Completion Works From Km. 16+224 Per Km. 19+354 - Lot 5 - 1St Section - Part B: Doubling Of The Picchiarella Tunnel And Tre Vescovi Viaduct - 2Nd Section - Doubling Of The Casacastalda Tunnel And Calvario Viaduct.Cup F91B16000670001.I Additional Deed For Pvt N.1