Katzenberg railway tunnel in Efringen-Kirchen
MSD received an order to supply the starter structure for construction of the Katzenberg tunnel with a diameter of approx. 11 m and a length of 9 km in Efringen-Kirchen.
In January 2005, we delivered the following equipment to our customer, the Katzenberg tunnel JV, and then completely installed it on the site:
- starter gasket in combination with concrete casing pipe
- thrust ring
- thrust ring support
- shield cradle
- Elevation - back-up system