Scope of work
Conversion of the dead-end station at Zaventem Airport, Brussels, into a through station;
connection of the station to the new high-speed railway line from
Brussels to Antwerp by means of approx. 5,600 m of tunnel
Construction method
Geology
Sand with beds of sandstone in the rock area
Project
Diabolo Project
single-track railway tunnel
Client
Contractor
Wayss & Freytag Ingenieurbau AG
in a joint venture
Construction period
October 2007 to February 2012
Construction costs
€ 333 million
The North-South link Antwerp is part of the Brussels-Amsterdam high-speed line. The project comprises the reconstruction of the existing accesses, the construction of a passage under the main station as well as the construction of two tunnel sections from „Astridplatz“ to „Damplatz“.
4 km tunnel for a 48-inch gas pipeline between Rysum (D) near Emden and Midwolda (NL).
Greatly varying geology required different driving methods during the construction of the Uetliberg Tunnel in Switzerland. The 4.4 km long road tunnel connects the Birmensdorf bypass with the existing national road Zurich-Chur.