All Tunnelling Articles
Excavation work on Momaia tunnel ‘like digging in sand’
This will be the first newly built underground road link between the two banks of the Thames in over 30 years
US construction contractor Granite has won a $215 million contract to build a tunnel aimed at preventing sewer overflows in the city of Akron, Ohio.
Contractor leads joint venture on Lot 2 of Ligerz-Twann rail line expansion
Following on from International Construction’s recent article on why megaprojects go wrong and the ingredients for success, this week we examine some of the biggest budget overruns on projects.
The TBM “Jinghua” from CRCHI has accomplished a breakthrough in the tunnel on the west line of the Beijing East Sixth Ring Road reconstruction project
Chinese contractors China Railway No.2 Group and China Overseas Engineering Group are five months ahead of schedule on the construction of a complex 13.3km tunnel in Nepal.
Contractor Ferrovial, in consortium with Sacyr, Copisa and Copcisa, has won a €300 million deal to extend a commuter rail tunnel in Barcelona, Spain.
UK government gives green light for 3km tunnel beside world heritage site
Engineering company delivers customised formwork to the world’s largest tunnel factory
The engineering challenges of Grand Paris Express, Europe’s largest transport infrastructure project
Société du Grand Paris boss, Bernard Cathelain, tells KHL’s Lucy Barnard about the engineering challenges behind Europe’s largest transport infrastructure project
Four consortia in running to build undersea electrified rail line between Denmark and Germany
Contractors are reported to have falsified documents to win contract in Bosnia-Herzegovina
Despite the challenges, tunnelling remains an essential tool for expanding infrastructure networks and connecting communities
A joint venture led by infrastructure consultant Aecom has won a contract to develop the detailed design of the Western Harbour Tunnel in Sydney, Australia.
How innovations in tunnel boring machines are increasing their speed and efficiency.
Project boasts 63,000 pages of planning docs and a €4bn rise in expected cost
Watch the largest TBM construction group applied in a single project
Swedish contractor awarded PPP contract with environmental initiatives at its core
Lucy Barnard reports on a complicated engineering challenge