Koralmtunnel KAT GU2
Digital Rail Services

BIM Koralm Tunnel GU2

The Koralm Tunnel is the centrepiece of the approx. 130 km long Koralm Railway and has a length of 32.9 km. The KAT-GU2 project consists of the two ventilation structures Paierdorf and Leibenfeld, the water protection facilities, portal buildings, the tunnel structure (2 driving tubes) including 69 cross-passages and the emergency stop.

#Shortfacts

Location
Koralm Tunnel, Austria
Construction period
2021 - 2025
Client
ARGE BTA Koralm GU2
Executing companies
Sersa Group AG (Schweiz)

ÖBB is pushing ahead with the implementation of BIM for planning, execution and operation. The following services were required in detail: 

  • Creation of BIM specialised models to improve planning quality 
  • Coordination of specialist trades through model-based work to improve communication 
  • Creation of a BIM as-built model for overall model-based building documentation 

Technical Data

Creation of BIM models for the following trades:

  • SFE cable construction services 
  • Energy technology 
  • Telecommunications 
  • Safety technology 
  • Mechanical systems 
  • Tunnelling equipment 
  • Third-party planning services (tunnel doors, shaft access system, etc.) 

 

Scope

  • 138 models of the cross-passages with approx. 355 elements each 
  • 10 models of the buildings, each with around 200 elements 
  • 36 models of the travelling tunnel tube with approx. 650 elements each  

Our services

  • BIM overall coordination 
  • BIM modelling & coordination of SFE cable construction services 
  • BIM modelling & coordination energy technology 
  • BIM Modelling & Coordination Telecommunications 
  • BIM modelling & coordination of safety technology 
  • BIM modelling & coordination of mechanical systems 
  • BIM modelling & coordination of tunnel equipment 
  • BIM modelling & coordination of third-party planning services 

Partner Companies

PDE Integrale Planung GmbH 
Absberggasse 47 
1100 Vienna 

 

ETS planning office for electrical engineering 
Baumbichlstrasse 28 
5026 Salzburg Aigen