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Solbakk Tunnel

Norway

The 14-km long Solbakk Tunnel is one of three tunnels comprising the Ryfast Project, currently one of the world's longest underwater roadway tunnel project. This tunnel extending at a maximum depth of 290 m below the sea bed consists of two tubes separated by direction of traffic will replace the current ferry link between Stavanger and Tau.

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Project data

Year of completion
2016
Country
Norway
Town or city
Starvanger
Realization
Marti IAV Solbakk DA
Structure
Tunnel
Type of structure
Mining-type tunnel

Mining-type method

Cross-sectional shape
Curved/round
Clear width
10,38 m
Clear height
7,69 m
Length of concreting section
6 m

partly monolithic Portal

Cross-sectional shape
Curved/round
Clear width
9,180 m
Clear height
7,95 m
Formed length of tunnel
je 185 m
Length of concreting section
11,30 m
Number of casting sections
je 17