All Tunnelling Articles

Hochtief awarded Tyrol tunnel job
German contractor to drive a 22km tunnel for River Inn power station project in Austria
Züblin wins submersed tunnel contract
Joint venture led by Strabag subsidiary is to design and build the Marieholmstunnel in Swden
Skanska and Strabag for Norwegian tunnel
Joint venture selected by the Norwegian Rail Administration to build railway tunnel for €159.4 million
Excavation starts on Istanbul’s Eurasia Tunnel
SK E&C and Yapi Merkezi have launched a 13.6 m diameter Herrenknecht TBM on the scheme to build a tunnel under the Bosphorus.
Bilfinger wins Norway tunnel contract
German engineering and services group Bilfinger awarded a €140 million contract to build the Eiganes Tunnel in Norway
Crossrail celebrates Stepney Green breakthrough
Tunnel boring machine breaks into one of Europe’s largest underground caverns, creating the convergence point for the northeast and southeast tunnels
€200 million for earthquake protection in Turkey
European Investment Bank funding agreement signed on the day of the Marmaray Tunnel inauguration ceremony
Herrenknecht achieves Sparvo tunnel breakthrough
After two years, manufacturer’s largest tunnel boring machine finishes 2.4km tunnel between Bologna and Florence, Italy
Crossrail pushes ahead with tunnel construction
Major London project prepares to take delivery of sixth and seventh tunnel boring machines for 118-km capital city rail route
Third machine tunnels for Crossrail
Elizabeth, the third TBM in Europe’s biggest construction project, starts work on longest tunnel section.
W&F for €420 million waste water project
Five-year Dortmund pipeline project to be undertaken by Wayss & Freytag Ingenieurbau.
Tunnelling: Digging deep
Tunnelling projects are being undertaken right across Europe. Adrian Greeman presents a round-up of some of the more significant tunnelling work underway at the moment.
France-Spain electrical tunnel contract awarded
Consortium led by Eiffage and Dragados wins cross-border electrical interconnection contract.
Tunnel designed by Ramboll-led consortium
Danish/Dutch/UK team design 18 km tunnel between Germany and Denmark.
Crossrail awards € 1,5 billion UK tunnelling contracts
Nearly 21 km of twin-bore tunnel will be constructed underneath central London
Skanska wins Norwegian tunnelling contract
Skanska has won a contract worth SEK 905 million (€ 87 million) to construct the Strindheim road tunnel on the E6 motorway in Norway.
WEB EXCLUSIVE: Additional 150 piles for Copenhagen metro
Metroselskabet, the owner and operator of the metro system in Copenhagen, Denmark, is to extend its ground investigations for the city’s new DKK 15 billion (€ 2 billion) underground circle line, the Cityringen.
Planning the Cityringen
In planning the Cityringen Metro, priority was given to completing the project rapidly and in an environment-friendly, financially responsible manner with as little inconvenience to the city as possible.
€ 500 million tunnel award
A consortium comprising Vinci subsidiaries CFE and Dredging International, along with Dura Vermeer, Arcadis, Besix and TBI, have won the concession contract to build and operate the Coen Tunnel in Amsterdam.
Caterpillar moves into tunnelling
Caterpillar has acquired Lovat, a Canadian manufacturer of tunnel boring machines (TBMs) for an undisclosed sum.
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