Technical specifications

Scope of work

  • 7,391 m long double-track railway tunnel
  • Excavated area: 120 m² - 150 m²
  • 2 intermediate tunnels serving as points of attack
  • Inclined and parallel tunnels
  • Length: 4,395 m, excavated area: 30 m²
  • Rescue shaft, depth: 21 m

Construction method

  • Drill and blast method and tunnel excavator
  • Waterproofing and inner lining

Geology

  • Thuringian slate mountains
  • Clay/silt rock

General data

Project
German Unity Transport Project VDE8
Upgraded and New Railway Lines between Nuremberg and Berlin
(Nuremberg-Ebensfeld-Erfurt-Leipzig/Halle-Berlin railway line) Silberberg Tunnel

Client
DB Netz AG [German rail company]

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

Construction period
2009 to 2012

Construction costs
approx. € 264 million

Utilisation
Infrastructure
Type
Railway tunnel, double-track
Length
7,391 m
Construction Method
TBM tunneling using 2 Mixshields (slurry shields)

Related Projects
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
Reconstruction of suburban train station under Dortmund Main Station
Reconstruction of suburban train station under Dortmund Main Station
Germany

Accessibility and a steady increase in ridership place new demands on the infrastructure of the city railway station Dortmund. Conversion and extension of the light rail system provide the sustainability safely.

Read more
Joint power station at river Inn
Joint power station at river Inn
Austria

The new hydroelectric power plant supplies sustainably produced electricity for approx.100,000 households without emitting pollutants in Tyrol and Engadin. Power house and power descent were built by Wayss & Freytag Ingenieurbau.

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