Proven expertise.

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Lungern investigation gallery, Lungern

  • Investigation gallery (tunnel boring machine), 1,319 m long
  • Safety gallery (tunnel boring machine), 3,595 m long
  • Counter-heading (drill & blast), 295 m long, of which 60 m with pipe umbrella

  • Mechanical hard rock heading using gripper machine, 4.75 m diameter
  • Drill & blast heading with pipe umbrella

Map

Specific figures

Contract value

CHF 40.5 million

Construction period

2000 - 2003

Length

4914 m

Total excavated surface

17.72 m2

Contact for questions about the project

Implenia Industrial Construction
Telefon: +41 43 233 39 90
E-Mail: Sandra.Guetg@implenia.com