Photo: COWI

Immersed tunnels 

Selection of projects showing the range of consultancy services provided by COWI within immersed tunnels

Söderströmstunneln, Stockholm, Sweden (pdf)

Busan - Geoje Immersed Tunnel, Korea (pdf)

Hong Kong - Zhuhai - Macao Link  Tunnel, China (pdf)

Marieholm immersed tunnel, Gothenburg, Sweden (pdf)

Limerick Immersed Tunnel, Ireland (pdf)

Bjørvika Immersed Tunnel, Norway (pdf)

New Crossing at Frederikssund, Denmark (pdf)

Coatzacoalcos immersed tunnel, Mexico (pdf)

Thessaloniki Submerged Tunnel, Greece (pdf)

Copenhagen Harbour Tunnel, Denmark (pdf)

Fourth Victoria Harbour Immersed Tunnel, Hong Kong (pdf)

Bosphorus Tube Crossing (pdf)

Preveza - Aktio Crossing, Greece (pdf)

Fehmarn Belt. Tunnel Feasibility Study (pdf)

Elsinore - Helsingborg Tunnel, Denmark-Sweden (pdf)

Great Belt Tunnel. Tender Design of Immersed Tunnels (pdf)

Øresund Link. Denmark-Sweden (pdf)

Conwy Tunnel, Wales (pdf)

The pages show a selection of both ongoing and completed projects

Photo: COWI