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Tunnel Ottsdorf

Austria

This twin-tube motorway tunnel with 2 lanes in each tube has an overall length of 1,940 m. By using 2 Doka formwork travellers, 48 m per week were constructed in casting sections of 24 m length each. The formwork traveller of project "Tunnel Steinhaus" has been modified and reused for this project.

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Project data

Year of completion
2005
Project duration
13 Months
Country
Austria
Address
Ottsdorf
Contractors
Strabag AG
Structure
Tunnel
Type of structure
Cut-and-cover tunnel

Wall

Construction method
Monolithic
Cross-sectional shape
Rectangular
Clear width
9,60 m
Clear height
5,50 m
Formed length of tunnel
1900 m
Length of concreting section
24 m
Number of casting sections
79