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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

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Renovation of the Flembach Bridge near Michelfeld
Renovation of the Isar bridges in Landshut
  • A 970-metre-long tunnel comprising 104 tunnel segments, with 30-metre-long portal structures at both ends, comprising two separate tubes, each with two lanes
  • Underground operations building
  • Mühlbach crossing
  • in a joint venture with Storz Verkehrswegebau GmbH & Co. KG and Schleith GmbH Baugesellschaft
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