Tunnel Henndorf
Austria
For two tunnel tubes of the Henndorf bypass built using cut-and-cover construction, the contracting JV used a fully hydraulic Doka tunnel forming wagon that during the previous year was deployed for the "Erlachgalerie" project, the 1,100-m long avalanche protection structure.
Project data
- Project duration
- 24 Months
- Country
- Austria
- Realization
- Wayss & Freytag, Habau, Held & Francke
- Structure
- Tunnel
- Type of structure
- Cut-and-cover tunnel
part-monolithic
- Cross-sectional shape
- Curved/round
- Clear width
- 10,44 m
- Clear height
- 7,11 m
- Formed length of tunnel
- 732 m
- Number of casting sections
- 61