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Dekani Tunnel

Slovenia

Doka tunnel formwork travellers for motorway between Ljubljana and the Adriatic Sea. The twin-tube Dekani Tunnel was driven using underground construction methods. The tunnel contains four emergency lay-bys and five cross-tunnels – the largest two of which have flared trumpet-shaped ends.

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Dekani Tunnel
Dekani Tunnel
Dekani Tunnel

Project data

Year of completion
2004
Project duration
6 Months
Country
Slovenia
Town or city
Ljubljana
Realization
Primorje
Structure
Tunnel
Type of structure
Mining-type tunnel

Wall

Construction method
Partially monolithic
Cross-sectional shape
Curved/round
Clear width
12.70 m
Clear height
7.80 m
Formed length of tunnel
200 m
Number of casting sections
36
Cycle time
3 -day cycle