Tunnelbuilder Promoting the world's tunnelling industry to a huge qualified audience

View the Spanish Tunnelbuilder website View the Italian Tunnelbuilder website

Archive Search


Sweden, Stockholm - se/91


SBT Sverige AB, subsidiary of Czech company Metrostav Group, secured the EUR182 million (SEK1.94 bn) contract to undertake drill and blast tunnelling for a 4•1 km western extension of the Stockholm metro Blue Line from the northern terminus at Akalla to the Jarfalla housing development near Barkaby, adding two new stations.

The Akalla - Barkarbystaden section will run in two single-track tunnels, while Barkarbystaden – Barkarby will have a double-track bore and a service tunnel. The intermediate station at Barkarbystaden is intended to serve a new city district now being developed on a former airfield site.

The Barkaby terminus will be 30 m below ground, providing interchange with suburban rail services. Tunnelling is scheduled to begin in June for completion in September 2023. The extension is now expected to open in 2026. For tender information please click here. Ref.n. FUT 2019-0079. 20/20.