News Archive

Crossrail achieves Canary Wharf breakthrough

London’s Crossrail project has celebrated its biggest milestone so far with today’s TBMs breakthrough into the new Canary Wharf station box. At an event, Secretary of State for Transport Patrick McLoughlin, Mayor of London Boris Johnson, Crossrail Chief Executive Andrew Wolstenholme and selected guests visited the new Canary Wharf station to view tunnelling machine Elizabeth and the huge progress made on the Crossrail project so far. Read more

Hudson River Amtrak plans get $185M boost from US feds

Amtrak’s Gateway project beneath the Hudson river received $185 million in Hurricane Sandy Relief funding to begin work on a new flood-resistant tunnel, senators Charles Schumer, Frank Lautenberg, and US Transportation Secretary Ray LaHood announced on Thursday, May 30. Read more

Apparent low bid for Seattle’s Northgate Link LRT tunnels announced

Sound Transit has received six team bids below the engineer’s estimate of $594 million for the contract to mine 3.4-miles (5.4km) of twin light-rail tunnels between Husky Stadium and the Northgate Mall area in Seattle, Washington, agency officials announced on Thursday, May 30. At $440.3 million, the low bid was submitted by JCM Northlink LLC, a joint venture of Jay Dee Contractors, Frank Collucio Construction Co. and Michaels Corp. Read more

Nine prequalify for Fehmarnbelt mega link

Femern A/S has prequalified nine large contractor consortia to submit tenders for the four major construction contracts for the 18km long Immersed Tube fixed link across the Fehmarnbelt. All the consortia that applied have proved strong enough to be allowed to bid for the US$7bn (2008 prices) project. The four contracts are: 1) tunnel north, 2) tunnel south, 3) portals and ramps and 4) dredging and land reclamation. Between three and five consortia are prequalified to tender for each of the four contracts. Read more

Call for TBM operator survey to improve machine performance data

Pennsylvania State University, in the US, and the University of Innsbruck, in Austria, have joined together to research the training and skill sets of TBM operators. The study involves a survey of TBM operators, contractors, and manufacturers. Read more

Atlas Copco launches new compact rockbolting rig

Atlas Copco is launching a new, compact rig for rock bolting in small to medium sized tunnels and drifts. The rig, called Boltec S, is fully mechanized and can operate in drifts as low as 2.8m and up to 7.5m. Read more

Group confirmed for Doha Red Line North

The Impregilo Salini Group has been awarded a US$2.2bn contract by Qatar Railways Company to design and build the “Red Line North Underground” in Doha. The “Red Line North” will extend approximately 13km northward from Mushaireb station, and will include 7 new underground stations. The 6.17m i.d. twin tunnels will be excavated for a length of about 11.6km. Read more

Bruce Matheson joins Terratec as Region Manager

Bruce Matheson has joined Terratec, the Australian TBM and Mining Equipment designer and manufacturer. He will concentrate on developing the expansion of the Company beyond Australasian borders. Read more

Stepney Green cavern completion

Crossrail construction at London’s Stepney Green shaft marked a major milestone this week with the completion of the eastbound cavern ahead of schedule, with work on the westbound cavern well underway. The Stepney Green caverns are one of the largest mined caverns ever constructed in Europe using Sprayed Concrete Lining. Read more

London Cable Tunnels milestone

A major milestone has been reached on National Grid’s London Cable Tunnels project with contractor Costain achieving breakthrough of its 4m diameter TBM Cleopatra on the 8km long Eade Road in Haringey, north London, to St John’s Wood Substation, in the city’s northwest. Together with earlier tunnelling by her ‘sister’ TBM, Evelyn, almost half of the planned 32km of the London Power Tunnels (LPT) has been completed. Read more

Next Page »