The Mastrafjord Tunnel (Norwegian: Mastrafjordtunnelen) is a subsea road tunnel in Stavanger municipality in Rogaland county, Norway. The 4,424-metre (2.75 mi) long tunnel runs under the Mastrafjorden, which flows between the islands of Mosterøy and Rennesøy. The tunnel opened in 1992 as part of the European route E39 highway and the Rennesøy Fixed Link (which also includes the Byfjord Tunnel). The southern end of the tunnel is located near the village of Askje on Mosterøy and the northern end of the tunnel is in the village of Vikevåg on Rennesøy. With a maximum grade of 8%, the tunnel reaches its deepest point at 133 metres (436 ft) below sea level.[1][2][3]

Mastrafjord Tunnel
View of the entrance to the tunnel
Overview
LocationRogaland, Norway
Coordinates59°5′0″N 5°41′40″E / 59.08333°N 5.69444°E / 59.08333; 5.69444
StatusIn use
Route E39
StartAskje
EndVikevåg
Operation
Opened30 November 1992
OperatorStatens vegvesen
TrafficAutomotive
Vehicles per day7,400
Technical
Length4,424 m (2.75 mi)
No. of lanes3
Lowest elevation−133 metres (−436 ft)
Grade8%

References

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  1. ^ Norwegian Public Roads Administration (2004). "Beregning av gjenanskaffelsesverdien av riksvegnettet" (PDF) (in Norwegian). Archived from the original (PDF) on 6 October 2012. Retrieved 6 January 2011.
  2. ^ Store norske leksikon. "Mastrafjordtunnelen" (in Norwegian). Retrieved 21 December 2015.
  3. ^ Merzagora, Eugenio A.; Lotsberg, Gunnar (eds.). "Road Tunnels in Norway > 3 000 m". Road Tunnels in Norway. Retrieved 21 December 2015.