Ibestad Tunnel
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The Ibestad Tunnel is an
undersea tunnel An underwater tunnel is a tunnel which is partly or wholly constructed under the sea or a river. They are often used where building a bridge or operating a ferry link is unviable, or to provide competition or relief for existing bridges or ferry l ...
in
Ibestad Municipality Ibestad () is a List of municipalities of Norway, municipality in Troms Counties of Norway, county, Norway. It is part of the Districts of Norway, traditional region of Central Hålogaland. The administrative centre of the municipality is the vil ...
in
Troms Troms (; ; ; ) is a Counties of Norway, county in northern Norway. It borders Finnmark county to the northeast and Nordland county in the southwest. Norrbotten Län in Sweden is located to the south and further southeast is a shorter border with ...
county,
Norway Norway, officially the Kingdom of Norway, is a Nordic countries, Nordic country located on the Scandinavian Peninsula in Northern Europe. The remote Arctic island of Jan Mayen and the archipelago of Svalbard also form part of the Kingdom of ...
. The tunnel connects the islands of Rolla and Andørja. The western end of the tunnel begins in the village of
Hamnvik Hamnvik, also known as or is the administrative centre of Ibestad Municipality in Troms county, Norway. It is located on the eastern tip of the island of Rolla. The village has a population (2023) of 446 and a population density Population ...
on Rolla. Then the tunnel goes under the Bygda
strait A strait is a water body connecting two seas or water basins. The surface water is, for the most part, at the same elevation on both sides and flows through the strait in both directions, even though the topography generally constricts the ...
and connects to the village of Sørvika on the island of Andørja. The long tunnel reaches a maximum depth of below sea level. The width of the tunnel is wide, and the steepest grade within the tunnel is 9.9%. The tunnel, together with the Mjøsund Bridge, are part of Norwegian County Road 848 which is a ferry-free road connection between the islands of Rolla and Andørja to the mainland of Norway.


References

Ibestad Road tunnels in Troms Roads within the Arctic Circle {{Norway-tunnel-stub