Technical data
Project description
- 1 two-lane road tunnel + 1 bridge structure
- Total tunnel length: 100 m
- Length of the total section on our behalf: approx. 520 m
Construction method
- Cut-and-cover method
- Crossing of the A 3 motorway while maintaining traffic flow in 10 construction phases
- Crossing of the existing Cologne-Frankfurt ICE railway line tunnel
Geology
- Sand-gravel alternating layers
General data
Project
LSG Gateway Gardens service road
Client
Gateway Gardens property company
Contractor
Wayss & Freytag Ingenieurbau AG
Construction period
January 2019 to December 2023
Net construction sum
14 million €
Further projects
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Neu-Isenburg
Crossing structure under nine existing tracks






