Technical specifications

Scope of works:

Double track railway tunnel

  • parallel service tunnel
  • underground station
  • caverns and access tunnel

Construction method:

  • Drill and blast: Length 5.60 km with an excavated volume of approx. 655.000 m
  • Cross-sections: 80 m² (access tunnels)
    130 m² (standard cross-section of double-track tunnel)
    up to 600 m² (widened tunnel in the area of Korsvägen Station East)

Open construction:

  • Korsvägen Station East excavation: 140 m long, up to 28 m deep,
    open construction
  • Liseberg excavation: 260 m long, up to 22 m deep, top-down method
    Almedal trough structure
  • open construction section: 620 m long
    Civil works including several temporary bridges and a highway access ramp


  • Drill and blast: granite, granodiorite, gneiss
  • Open construction/top-down method: topsoil, sand, slit, (Lera-)clay,
    quick clay, moraine



General data

West Link Project, Korsvägen Section, Gothenburg, Sweden
Double track railway tunnel

Trafikverket (Schwedish Transportation Authority)

Wayss & Freytag Ingenieurbau AG
in a joint venture

Construction period
2018 to 2026

Net construction costs
SEK 3.8 billion (approx. € 385 million)



Railway tunnel, double-track
5.6 km
Construction Method
Drill and blast method, open construction/ top-down method with civil enginering works
Related Projects
Storage channel Sint-Pieters Woluwe
Storage channel Sint-Pieters Woluwe

New storage channel in Brussels East stores up to 8,000 m³ of rainwater and provides relief during heavy rainfall.

Read more
Cross River Rail Project
Cross River Rail Project

The State of Queensland in Australia expects new urban development and economic opportunities from the Cross River Rail infrastructure project. Wayss & Freytag Ingenieurbau is involved in this ambitious infrastructure project.

Read more
Munich Underground, Line 3 North, Lot 2
Munich Underground, Line 3 North, Lot 2

The new underground line provides a connection between the Moosach district and the „Olympia” shopping centre which was also built by W&F 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