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BTS-Warwick soft-ground CPD course is online 15-17 June 05 May, 2021
Knowledge and concepts required by engineers to undertake tunnel design in soft ground are key areas covered by a new online CPD course devised by the British Tunnelling Society (BTS) and Warwick University.
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Final breakthrough on Copenhagen M4 line
Wednesday, May 05, 2021 The final tunnelling breakthrough on the construction of Copenhagen’s M4 Sydhavn metro extension occurred recently when TBM Olivia holed through at Havneholmen station.
Herrenknecht trio making good advances on BBT
Tuesday, May 04, 2021 Three Herrenknecht TBMs boring south to north on the two main tubes of the Brenner Base Tunnel (BBT) continue to make good progress at the Italian construction lot Mauls 2-3.
Crews ready TBM for Ship Canal excavation
Tuesday, May 04, 2021 MudHoney – the 6.6m-diameter Herrenknecht TBM that will bore Seattle’s US$570m Ship Canal Water Quality Project (SCWQP) – has been lowered into the 37m-deep shaft at Ballard where crews are putting the finishing touches to the machine’s assembly. It is due to start mining in summer 2021.
Excavation to start soon on Burnaby Mountain Tunnel
Thursday, April 29, 2021 Crews are preparing to start excavating a 2.6km tunnel through Burnaby Mountain, western Canada, as part of a major expansion that will allow the country to better convey its crude oil to market.
Inrock launches air hammer for HDD
Thursday, April 29, 2021 HDD drilling tools supplier Inrock has announced the launch of the new XTH Air Hammer, developed in conjunction with Sandvik and aimed at HDD applications.
New technology claimed to increase TBM boring speeds
Tuesday, April 27, 2021 New geothermal energy technology to be tested by three companies who intend to drill the deepest borehole in Europe could also be used to speed-up the tunnelling process.
Secondary lining completed on Tideway giant shaft
Friday, April 23, 2021 Tideway – London’s so-called ‘super sewer’ – has notched up another milestone: the secondary lining of the 49m-deep shaft at Albert Embankment has been completed.
Trimble and Amberg partner for more efficient tunnelling
Friday, April 23, 2021 Trimble and Amberg Technologies have announced a collaboration that is claimed to increase productivity in underground construction.
New BTS-inspired song suite celebrates the tunneller’s art
Wednesday, April 21, 2021 As part of its 50th anniversary celebrations, the British Tunnelling Society (BTS) recently commissioned award-winning folk singer and composer Nancy Kerr to write a suite of songs which celebrate tunnelling and tunnellers. The songs are now available to download.
Another milestone marked on WestConnex
Tuesday, April 20, 2021 WestConnex – Australia’s largest road infrastructure project – has seen another milestone achieved with the breakthrough last week of two roadheaders working on Sydney’s US$2.5bn M4-M5 link tunnels.

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