Ventilation shaft Koralm Tunnel KAT 2
Deutschlandberg
Austria
Project details
- Customer: Arge Koralmtunnel Kat 2 / STRABAG AG / JÄGER BAU GmbH
- Building owner: ÖBB Infrastruktur AG
- Construction time RSB: March 2021 – May 2021
- Dimensions:
Shaft part 1: 8,3 m diameter / 35,5 m height
Expansion conical: 60° / 8.3 m to 11.1 m
Shaft part 2: 11.1 m diameter / 15.1 m height - Special features:
The 50 m deep ventilation shaft of the railway tunnel (Vienna-Klagenfurt) starts at the bottom with a large tunnel intersection on 2 sides, which we solved with our partner Enders Schaltechnik GmbH. The vertical shaft has a widening in diameter at half the height. The work was carried out in 24-hour shifts.