Technical specifications

Scope of work

  • Total length 120 m, approx. 75 m drive under historical Kaufhof-Building
  • Connection to station Heinrich-Heine-Allee
  • Tunnel with segmental lining Lot 1

Construction method 

  • Start- and reception cavern with diphragm walls
  • Navigated horizontal drilling R = 350 m for ground freezing
  • Excavation with tunnel excavator in two segments with shortcrete

General data

Wehrhahnlinie Lot 2

Landeshauptstadt (regional federal land capital of) Düsseldorf
Amt für Verkehrsmanagement (authority for traffic management)

Wayss & Freytag Ingenieurbau AG
as technical leader of a joint venture

Construction period
2007 to 2016

Construction costs
€ 74 million

Metro tunnel
Length 120 m
Construction Method
Tunnel excavator
Related Projects
Couldn't find any projects related to the current competence

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