Florence high speed rail tunnel schedule TBM Monnalisa, 9.364 m-diameter and 200 m-long, commissioned to Seli from the JV Coopsette/consortium Ergon Engineering and Contracting for the high speed rail tunnel drive under Florence, will arrive at site at Campo d Marte in October, 2011. Excavation of the twin 5,574 m-long single-track tunnels from Ponte al Pino to Castello will start by end-2011, with a 15m/day planned advance. For project history visit it/22. For company information go to www.coopsette.it. 36/11.