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Barhale tunnel shield overcomes pipe-jack issues
20 October, 2020
UK-based infrastructure specialist Barhale designed an innovative tunnel shield for a 215m pipe jack which has connected to the main Tideway Tunnel beneath London’s River Thames.

Robbins TBM and conveyor duo complete Ohio River Tunnel
16 October, 2020
Despite a challenging geology, a 6.7m-diameter Robbins Main Beam TBM has achieved impressive advance rates on the 6.5km Ohio River wastewater storage tunnel below Louisville, Kentucky, US.

TBM breaks ground on Italian high-speed rail project
15 October, 2020
Construction has officially started on the 48km Brescia Est to Verona high-speed railway in Northern Italy with the launch of CREG’s TBM Martina. A high-profile ceremony held at Lonata del Garda was attended by national and local dignitaries.

Marti trains help SBB tunnels’ renovation
13 October, 2020
Infrastructure provider Marti has created new tracked modules for Swiss Federal Railways (SBB) that will facilitate urgently-needed repairs to three tunnels on CFF Line 224/Lot 3 Neuchatel-La Chaux de Fonds.

Contract signed for first HS2 TBMs
09 October, 2020
HS2 Ltd has announced that main works civils contractor Skanska Costain Strabag JV has signed the contract for the first two tunnel boring machines (TBMs) for London’s HS2 tunnels. The tunnels will be twin bore, each 13 miles long and roughly the same length as the Crossrail tunnels.

Virgin pushes hyperloop to next level
09 October, 2020
Virgin Hyperloop, the company set up by Sir Richard Branson to exploit hyperloop technology, has announced that West Virginia in the US will be the location for the global Hyperloop Certification Centre (HCC).

Green light given to Kolkata metro project
09 October, 2020
Approval has been given by the Indian government for a new metro line in Kolkata. The US$1.17bn East-West Metro Corridor project is hoped will boost mass rapid transport in the area.

TAC instigates changes due to Covid-19
08 October, 2020
Covid-19 restrictions have compelled TAC – the Tunnelling Association of Canada – to rebrand this year’s postponed TAC conference as ‘TAC 2020-One Toronto’, to be held on October 19-21 2021. It also announced that its 2020 annual general meeting (AGM) will take place virtually on 6 November 2020 at 12.00 noon (Eastern Standard Time).

Terratec TBM bound for Mumbai sewage project
08 October, 2020
A new 3.14m-diameter EPB TBM made by Australia-based Terratec is ready to be shipped to the Mumbai Sewer Disposal Project (MSDP Stage II Priority Works) following a successful factory acceptance test.

BASF Construction Chemicals is now MBCC Group
08 October, 2020
Following its recent acquisition in September by an affiliate of Lone Star, a global private equity firm, the BASF Construction Chemicals business will now be known as MBCC Group.

Cowi to help develop automated tunnel inspections
07 October, 2020
Infrastructure consultancy Cowi has won a contract to help develop new, automated tunnel examination techniques which are hoped will improve safety, accuracy and efficiency.

Balfour Beatty completes Hinkley cooling-water tunnels
06 October, 2020
Balfour Beatty has achieved a breakthrough on the longest and last of five onshore cooling-water tunnels at the Hinkley Point C project at Bridgwater in Somerset, England.

A tunnel as an Irish Sea fixed link?
06 October, 2020
A tunnel connecting Great Britain to Northern Ireland could be a recommendation of the review of potential infrastructural improvements across the UK launched recently by Prime Minister Boris Johnson.

Lord Mair to head Cambridgeshire metro project
01 October, 2020
Lord Robert Mair, an authority on soft-ground tunnelling and Cambridge University Emeritus Professor of Civil Engineering and Director of Research, has been appointed chair of One Cam – the company that is to deliver the Cambridgeshire Autonomous Metro (CAM).

Crossrail handover to TfL underway
01 October, 2020
Crossrail has announced that the Elizabeth Line, now in its final stages, is about to be transferred to Transport for London (TfL). When the handover process is completed, TfL will become the operator and maintainer of the railway.

Scottish proposals offer multiple tunnel opportunities
30 September, 2020
Transport Scotland has requested comments on 11 project corridor options for the Access to Argyll and Bute (A83) project, many of which offer numerous possibilities for submarine tunnels. The UK tunnelling sector is in a prime position to promote tunnel solutions to some of the requirements for fixed links.

Terratec TBM ready for shipment to Mumbai
30 September, 2020
A 3.2m-diameter Terratec Open TBM that will be used for the Municipal Corporation of Greater Mumbai’s Amar Mahal II Tunnel Project in Maharashtra, India has passed factory acceptance tests. It is now ready to be shipped to contractor Patel Engineering.

Shovels at the ready for Ottawa LRT project
29 September, 2020
Tunnel construction has officially started – albeit symbolically – on the US$3.48bn Stage 2 Light Rail Transit (LRT) West Extension (or ‘O-Train’) in Ottawa, Canada.

New milestone achieved on Tideway
28 September, 2020
Tunnelling on Tideway has now reached another significant marker with the completion of the western section of the main tunnel, which at depths of between 30-35m below ground is also the shallowest along the entire alignment.

Webuild makes twin breakthrough on Italian high-speed line
25 September, 2020
Webuild Group is celebrating two breakthroughs on the 53km-long Terzo Valico del Giovi high-speed rail line between Milan and the port of Genoa in northern Italy. The double breakthroughs mean that nearly half of the 36km underground section has been completed.