Technical specifications

Scope of work

  • 2 tunnels, each 4.4 km long
  • Excavated area: 160 m²

Construction method

  • Soft ground tunnelling: approx. 1.6 km in 7 sections
  • Drill and blast tunnelling: approx. 1.2 km in 3 sections
  • Pilot TBM (5 m diameter): 5.6 km
  • Tunnel bore extender TBE (14.40 m diameter): 5.6 km
  • Cut and cover method: approx. 0.4 km

Geology

  • Molasse (partly eroded at the end of the tunnels)
  • Moraine

General data

Project
Uetliberg Motorway Tunnel
two parallel tunnels, each for three lanes

Client
Baudirekton Kanton Zürich
[Building Authority of the Canton of Zurich]

Contractor
Wayss & Freytag Ingenieurbau AG
in a joint venture

Construction period
2000 to 2007

Construction costs
€ 340 million

Utilisation
Infrastructure
Type
Road Tunnel
Length
2 * 4.4 km
Construction Method
drill and blast tunneling
Related Projects
Sluiskil Channel Crossing
Sluiskil Channel Crossing
Netherlands

Double-tube road tunnel under the Gent-Terneuzen Canal provides a new connection between the important ports of the Netherlands in the north and those of Flanders in the south.

Read more
Überruhr Pipeline Tunnel, Essen, Germany
Überruhr Pipeline Tunnel, Essen, Germany
Germany

A new pipeline tunnel in Essen connects the Hinsel district with the intake system to the Essen-Süd wastewater treatment plant.

Read more
Oenzberg Tunnel
Oenzberg Tunnel
Switzerland

The 3.1 km long Oenzberg tunnel is part of the new Mattstetten-Rothrist railway line in Switzerland. This railway line improves the connection between Bern and Olten.

Read more