Finnøy Tunnel

The Finnøy Tunnel or Finnøy Fixed Link (Finnøytunnelen or Finnfast) is an undersea road tunnel in the municipality of Stavanger in Rogaland county, Norway. It connects the island of Finnøy to the nearby island of Rennesøy, and ultimately to the city of Stavanger on the mainland. The main tunnel is 5685 m long and it also includes a 1467 m long arm, which connects the tunnel to the island of Talgje.

Located on County Road 519, the tunnel opened on 30 October 2009 and cost NOK530 million. The Talgje branch of the tunnel is part of County Road 606. The entire tunnel has a total of about 7000 m of tunnel, including the branch to Talgje. The tunnel reaches a lowest depth of 200 m below sea level, with a maximum grade of 9%. The Talgje branch is slightly steeper, with a maximum grade of 10.2%. The main tunnel is two lanes, but the Talgje branch is only one lane wide, with passing areas that are slightly wider.