Technical specifications

Project description

  • Double-lane motorway tunnel Lot 5 „Sperring“ Tunnel
    L=2,894 m, enlargement to full crosssection,
    face/floor, A = 30– 60 m²,
    10 cross-passages
    2 breakdown bays
  • Falkenstein tunnel L=752 m,
    A = 70– 80 m² 2 cross-passages,
  • Lot 4 Klauser tunnel
    2,166 m of which 1,900m to be enlarged to full cross-section
    face/floor, A = 30– 60 m²
    L=160 m complete excavation A = 75– 85 m²,
    8 cross-passages, 2 breakdown bays,
  • Traunfried Tunnel
    L=462m, A = 75– 85 m²
  • 2 service buildings and water tank for firefighting purposes

Construction method
Drill and blast method and tunnel excavator

Geology 

  • Firm to slightly weathered main dolomite
  • tectonically strongly stressed limestone with all grades of weathering
  • slightly weathered to bedded Wetterstein dolomite
  • loose soil layers (unconsolidated colluvium)

General data

General Data
A9 Phyrn Motorway full extension of 2nd tube
Lot 5 “Sperring” and „Falkenstein“ Tunnel
Lot 4 „Klauser“ and „Traunfried“ Tunnel

Client 
Asfinag Baumanagement GmbH

Contractor
Wayss & Freytag Ingenieurbau AG
as commercial leader of a Joint venture

Construction period 
2014 to 2017

Construction costs
€ 66.28 m

Usage
Infrastructure
Tyoe
Motorway tunnel, two-lane
Length
6,274 m
Construction Method
Drill and blast method in combination with tunnel excavator

Related Projects
Bad Cannstatt Tunnel
Bad Cannstatt Tunnel
Germany

6 km railway tunnel from Stuttgart central railway station to Bad Cannstatt as part of the large-scale project „Stuttgart 21“.

Read more
Nuclear Research Centre CERN
Nuclear Research Centre CERN
Switzerland

While investigating on the trail of the beginnings of the universe – in the nuclear research centre CERN the quarks go to the racecourse. The tunnels and caverns for the biggest machine in the world were built by Wayss & Freytag Ingenieurbau.

Read more
Stafelter Tunnel
Stafelter Tunnel
Luxembourg

The approx. 2 km long „Stafelter Berg“ Tunnel, north of Luxembourg city is part of the new motorway section of ‚Route du Nord‘ and consists of two double-lane tubes. The tunnel drive was carried out conventionally and with the drill and blast method.

Read more

Cookies Policy

Our website uses cookies to improve your experience. Certain cookies can contain personal information. We deactivate Cookies, unless you allow Cooky usage.
Additional information

Allow Cookies
Do not allow cookies
Cookies Settings