Technical specifications

Scope of works:

• The 18 km long Fehmarnbelt Tunnel will connect the Danish island Lolland with the German island Fehmarn (SchleswigHolstein) and will be the world‘s longest immersed tunnel for road and rail.
• It will comprise a four lane motorway and two electrified rail tracks.
• Construction of an 18 km long immersed tunnel, construction of the tunnel factory that will produce prefabricated tunnel elements, construction of the tunnel portals, toll stations, bridges and ramps.
• Tunnel elements: 79 individual elements, each 217 metres long, weight 73,000 tonnes, 10 special elements with a lower floor for the use of the tunnel operation and maintenance equipment.

Construction method

• Immersed tunnel