The Ellingsøy Tunnel (Norwegian: Ellingsøytunnelen) is a subsea road tunnel in Ålesund Municipality in Møre og Romsdal county, Norway.
It is part of National Road 658 and was constructed as part of the Vigra Fixed Link project, which connected several outlying islands to the city of Ålesund and the mainland of Norway.
The three-lane tunnel has a vertical clearance of 4.6 metres (15 ft) and it reaches a depth of 140 metres (460 ft) below sea level.
[2][3] The Ellingsøy Tunnel has a corkscrew spiral under the Hoffland island to span vertical height.
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