The tunnel is part of an extension of the Prague metro system and consist of two tubes app. 6.5 x 6.5 m with a length of approximately 170 m each crossing the river Vlatava. A new technology for immersion, sliding and pulling under water has been invented for this project.
The New South Wales Government is investigating two new motorways for Sydney.
Ramboll was chosen to undertake overall repairs on the Limfjorden immersed highway tunnel, which has a total length of 550 meters.
Söderströmstunneln is an immersed tunnel for The Stockholm City Line under Söderström from Riddarholmen to Söder Mälarstrand.
The Limerick PPP Scheme (Public Private Partnership) includes a fourth crossing of the River Shannon linking the northern bank with the southern bank at Bunlicky Lake.
The North South Line Cross Harbour Tunnel is a 1.7 km immersed tunnel crossing the Victoria harbour in Hong Kong. Ramboll undertakes the role to be the Independent Geotechnical Expert Advice (the ‘expert Reviewer’) for the Immersed tunnel.
The Guldborgsund Tunnel is an Immersed Tunnel connecting the islands of Lolland and Falster in southern Denmark.
The Øresund Link connects the Danish capital Copenhagen with the city of Malmö in southern Sweden by a four lane motorway and a two track electrified railway for high speed (200 km/h) passenger services as well as freight trains.
The Fehmarnsund Tunnel is a 1.7km long immersed tunnel connecting the German mainland to the island of Fehmarn.
In the future Scandinavia and the rest of Europe will be connected by the world's longest road and rail tunnel.