Mastrafjord Tunnel
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]
 View of the entrance to the tunnel | |
| Overview | |
|---|---|
| Location | Rogaland, Norway |
| Coordinates | 59°5′0″N 5°41′40″E |
| Status | In use |
| Route |  E39 |
| Start | Askje |
| End | Vikevåg |
| Operation | |
| Opened | 30 November 1992 |
| Operator | Statens vegvesen |
| Traffic | Automotive |
| Vehicles per day | 7,400 |
| Technical | |
| Length | 4,424 m (2.75 mi) |
| No. of lanes | 3 |
| Lowest elevation | −133 metres (−436 ft) |
| Grade | 8% |
References
- Norwegian Public Roads Administration (2004). "Beregning av gjenanskaffelsesverdien av riksvegnettet" (PDF) (in Norwegian). Archived from the original (PDF) on 6 January 2011. Retrieved 6 January 2011.
- Store norske leksikon. "Mastrafjordtunnelen" (in Norwegian). Retrieved 21 December 2015.
- Merzagora, Eugenio A.; Lotsberg, Gunnar (eds.). "Road Tunnels in Norway > 3 000 m". Road Tunnels in Norway. Retrieved 21 December 2015.
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