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Kappler Tunnel B31, Freiburg

Kappler Tunnel B31, Freiburg

Building project: B 31: Kappler Tunnel as part of the Freiburg East bypass

Client: Regional Council of Freiburg

Period: 1998 - 2002

Total costs: approx. €30 million

Length: 1290 m

Services: Structural assessment
Construction: Cut and cover tunnel as a twin-cell box design 

 

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