Gotthard Tunnel full operation delayed until September 2024
Swiss rail manager SBB explained repairs could cost between €100m-€135m ($107m-$144m) after the severity of the damage was revealed.
www.railway-technology.cominspections planned in autumn 2026 involve scaffolding at the tunnel portal to enable damage evaluation from vegetation in a wider repair plan to protect the historic asset. Laser scanning technology will be employed during inspections. A major railway tunnel project is under review pre-construction surveys in autumn 2026 and a broader repair scope is being designed to protect the historic asset.