Zierenberger Tunnel


DB Projektbau GmbH, Frankfurt, Germany


BeMo Tunnelling GmbH, Niederlassung West

Project location

Zierenberg, Hessen

Start of construction


End of construction


Project total value

21.5 million €


Nature park Habichtswald
Claystone and upper bunter sandstone

Technical Data

Tunnel Zierenberg, construction of a single-track railway
tunnel, parallel construction in the vicinity of the existing old tunnel.

Length ofTunnel: 936 m
Excavation material: 114.000 m³
Mining technology: 871 m
Declination max.: 12 ‰
Cut & Cover method ca. 65 m
Coverage max.: 3 – 60 m

Excavation: drill and blast, excavator
Execution: reinforced waterproof cast-in-situ secondary lining, NATM, driving
mostly ascending (West to East) in vicinity to the portals under pipe roofing