The 10-metre-diameter tunnel boring machine (TBM) dubbed ‘Martine’ has begun excavation works for the Lonato tunnel in Northern Italy, part of the new railway section between Brescia and Verona. The tube will be close to 4,8 kilometres in length upon completion. 

https://www.railtech.com/infrastructure/2023/01/17/excavation-works-for-second-tube-of-milan-verona-railway-tunnel-underway/?gdpr=accept