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 set this autumn 2026 involve scaffolding at the tunnel portal to enable damage evaluation from vegetation as part of a broader repair scope to protect the historic asset. Laser-tracking systems will be employed for inspections. A major railway tunnel project is under review pre-construction checks during autumn 2026 and a wider repair scope is being designed to protect the historic asset.