W&F Bad Cannstatt Tunnel

Bad Cannstatt Tunnel

Germany

Bad Cannstatt Tunnel

Germany

Bad Cannstatt Tunnel

Germany

Bad Cannstatt Tunnel

Germany

Technical specifications

Project description

5,050 m single-track
and 1,050 m double-track long-distance railway tunnel
A = 70 – 220 m²
345 m single-track and 575m double-track suburban railway tunnel
A = 50 – 100 m²
790 m rescue tunnel
A = 20 – 40 m²
Approx. 60m deep smoke extraction structure
1 rescue shaft depth = 20m

Construction methods

Drill and blast method and tunnel excavator
Reinforced inner lining partly with foil sealing Bored pile lining
Shotcrete shafts
Elevation grouting

Geology

Leached and non-leached gypsum Keuper, partly containing anhydrite

General data

Project

Stuttgart 21
PFA (section) 1.5, Lot 3
Long-distance route from Stuttgart Main Station to Bad Cannstatt

Client

DB Netz AG, Frankfurt/Main
represented by DB Projektbau Stuttgart - Ulm GmbH

Contractor

Wayss & Freytag Ingenieurbau AG
in a joint venture

Construction period
2012 – 2018

Construction costs

approx. € 285 million

Related Projects

Utilisation

Infrastructure

Type

Road tunnel, single- and double-track

Length

5,050 m single-track, 1,050 m double-track

Construction Method

Drill and blast method and tunnel excavator

Related Projects

Nuclear Research Centre CERN

Switzerland

While investigating on the trail of the beginnings of the universe – in the nuclear research centre CERN the quarks go to the racecourse. The tunnels and caverns for the biggest machine in the world were built by Wayss & Freytag Ingenieurbau.