Brenner Basistunnel
- National verification according to §31a Austrian Railway Act for design approval as well as several modification approvals for structural engineering, electrical engineering and safety systems
Brenner Basistunnel
- Link to the existing railway bypass tunnel in Innsbruck; risk evaluation for level crossings
Brenner Basistunnel
- EC-verification for TSI INF, ENE and CCS for building permission and change approval