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.comassessments scheduled 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-tracking technology are planned during inspections. A major railway tunnel project is under investigation pre-construction surveys this autumn 2026 and a broader repair scope is being designed to safeguard the historic asset.