A1 Santa Lucia tunnel breakthrough

10/06/2020

On the 08/06/2020 the TBM EPB S-900 Herrenknecht (diameter 15.87 m) completed the excavation of the 7551 m Santa Lucia tunnel on Barberino di Mugello - Calenzano section, A1 Motorway in Italy. Click here for the final breakthrough video, and here for more information on the project and it/268 for tunnelbuilder archive. 24/20.

Active Tenders

24.04.2026 United Kingdom

30.04.2026 Sweden

04.05.2026 Switzerland

04.06.2026 Switzerland