The Belchen Tunnel, built in the 1970s, had to be rehabilitated due to damage to the tunnel support structure. In order to keep the traffic restrictions to a minimum, the Belchen rehabilitation tunnel was constructed parallel to the existing tunnels.
Location: A2 Eptingen, Switzerland
Client: Bundesamt für Strassen ASTRA
Contractor: Marti AG
Field of application: Annular gap grouting
Products used: Mixing plant MCM5500 and pumping container with 2 grout pumps ZMP726
Volume mixed/pumped: Approx. 27,700 m3
For further information click here.
Häny AG - Mixing and Injection Technology
Buechstr. 20 | 8645 Jona/Switzerland
Phone +41 44 925 41 11 | www.haeny.com
