The Fehmarn Belt tunnel
World's longest immersed road and rail tunnel
The Fehmarn Belt tunnel will link Denmark to the continent
With its 18 kilometres, the Fehmarn Belt tunnel will be world's longest immersed tunnel for both road and rail. When finished, it will shorten the trip from Copenhagen to Hamburg by 160 km.
AFRY and sub-consultants contribute to the tunnel on several levels:
Design of mechanical and electrical systems for communication, HVAC, fire, drainage, power supply, data network, lighting, access control, PA, CCTV, weather surveillance, traffic detection, emergency stations, tolling and ITS.
In-house consultancy services for review and provision of in-house resources related to construction management, excluding railway systems and safety.
Client: Femern A/S
Object: 18 km immersed road and rail tunnel
Location: Fehmarn Belt
Project: Fehmarn Belt tunnel
Period: Expected completion in 2028
Our role: Design of mechanical and electrical systems for communication, HVAC, fire, drainage, power supply, data network, lighting, access control, PA, CCTV, weather surveillance, traffic detection, emergency stations, tolling and ITS.
In-house consultancy services for review and provision of in-house resources related to construction management, excluding railway systems and safety.