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Tunnel Röhrenberg in Allensbach on Lake Constance

  • Structural engineering
  • Road and traffic route construction
  • Civil engineering
  • Eiffage Infra-Süd

Client

Regierungspräsidium Freiburg

Project volume

72.300.000 €

Construction time

06.2024  –  05.2028

Project news

Trade fair air with a holiday scent
Lake Constance: No off-season
Lake Constance - ready for spring
Lake Constance in Advent
Working where others go on holiday
Ground-breaking ceremony with toy excavators on Lake Constance
Eiffage Infra-Süd wins major project in the Lake Constance holiday region

More projects

Construction of the new Kauerndorf Tunnel, B289 Kulmbach – Münchberg
Renovation of the Flembach Bridge near Michelfeld
Replacement construction of eight bridge structures on the A9 near Rohrbach
Construction of the new Isental A 94 motorway
  • 970 m long tunnel structure with 104 tunnel blocks, 30 m long portal structures on both sides with two separate tubes with two lanes each
  • Underground operations building
  • Mühlbach crossing

 

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