Technical specifications

Scope of work

  • Length: 2 x 1.1 km, excavated cross-section: 39 m² - 44 m²
  • 2 station tubes, excavated cross-section: 65 m²
  • Access and supply shafts

Construction method

  • Tunnel excavator:
    advance under the protection of jet-grouted canopies
    and jet-grouted bulkheads
  • Dewatering:
    270 wells up to a depth of 40 m
    electronic monitoring and control system,
    maximum output 285 l/s,
    total output 25 million cubic metres of ground water

Geology

  •  Tertiary silts and sands
  • Groundwater

 

 

General data

Project
Metro line 2, Section 2, Taborstrasse

Client
Wiener Linien GmbH & Co KG

Contractor
Wayss & Freytag Ingenieurbau AG
in a joint venture

Construction period
2002 to 2007

Construction costs
€ 110 million

Utilisation
Infrastructure
Type
Metro tunnel
Length
2 * 1.1 km
Construction Method
Tunnel excavator
Related Projects
Darmsheim Tunnel
Darmsheim Tunnel
Germany

The long-expected bypass in the Swabian town of Darmsheim will ensure an improved quality of life, since HGV traffic with approx. 23,000 vehicles will not pass through the town in future.

Read more
Grouft Tunnel
Grouft Tunnel
Luxembourg

A double-lane motorway tunnel with a length of approx. 3 km forms part of the new motorway section of ‚Route du Nord' in the biggest infrastructure project in Luxembourg. The two tubes were carried out with an incline of nearly 5%.

Read more
Klaus Tunnel String 2nd Tubes Lots 4+5
Klaus Tunnel String 2nd Tubes Lots 4+5
Austria

The extension of the Klaus tunnel string with the 2nd tubes on the A9 Pyhrn motorway in Austria means the end of oncoming traffic and thus provides better safety for 18,000 drivers per day.

Read more