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 planned this autumn 2026 include scaffolding at the portal to evaluate vegetation damage within a broader repair program aimed at protecting the historic asset. Laser-based techniques will be used during inspections. A major railway tunnel project is under investigation with pre-construction assessments during autumn 2026 and a wider repair scope is being designed to safeguard the historic asset.