Latest from Tunnels and Tunnelling

Teach a lesson

A free resource to promote and educate tunnelling engineers of the future. Paola De Pascali speaks with Gerard Quigg, past chair of the BTSYM’s Schools and Universities committee to understand how...

Alternative fuel risks

Traditional vehicle fuels such as petrol and diesel are being exchanged at an ever accelerating pace by alternative energy carriers. From a risk perspective, batteries and gaseous fuels introduce...

French Revolution

Automation of the steering and piloting for TBMs using a system developed by Vinci Construction engineers in the 1980s is continuing to deliver benefits. Bernadette Ballantyne reports

Verloop to lead ITACUS Young Talent Program
23 April, 2018 The Netherlands – Rosanne Verloop has been chosen lead the new ITA Committee for Underground Space (ITACUS) Young Talent Program. The announcement is due to be made on 24 April by ITACUS executives Han Admiraal and Antonia Cornaro.

Keller acquires Moretrench
Keller and Hayward Baker announced today they have acquired New Jersey-based Moretrench, a contractor operating predominantly along the east coast of the US and with a strong heritage of complex geotechnical projects. Moretrench will operate as a division within Hayward Baker. The enlarged entity will be very well-positioned for the expected long run renewal of infrastructure.

Hagihara Industries buys Elasto Plastic Concrete
Hagihara Industries of Japan announced last week it has acquired 100 per cent ownership of BarChip macro synthetic fibre (MSF) distributor Elasto Plastic Concrete (EPC).

Fugro completes Tideway investigation work
Great Britain – Geotechnical investigation company Fugro has completed projects for Ferrovial Agroman and Laing O’Rourke, the JV undertaking the central section of Thames Tideway.

Dugway tunnel makes breakthrough
USA - Salini Impregilo and its U.S. subsidiary The Lane Construction Corporation announced April 4 they have completed the excavation of the Dugway Storage Tunnel (DST), a USD 153M project in Cleveland, Ohio, to help reduce the flow of raw sewage into Lake Erie.

LATEST FEATURES

Combining Two Soft Ground TBM Technologies
27 March, 2018 The development of Herrenknecht’s Variable Density TBM is detailed by Karin Bäppler, head of geotechnics and consulting for traffic tunnelling; Frédéric Battistoni, division manager for traffic tunnelling and Werner Burger, manager of the design division - traffic tunneling

Springs Tunnel Refurbishment
Alun Thomas from supplier Minova and Dave Thomas from main contractor AMCO look at some of the products and systems used for the Springs Tunnel refurbishment project

Crossrail SCL Design
Mott MacDonald project director Rosa Diez looks at the work required for Crossrail’s contract C121 – sprayed concrete lining design

No dig
The NASTT holds its annual show in March

Continuing education
For those seeking CEUs or to learn something new short course programs are on offer

See all NEWS

See all FEATURES

BLOGS

Preserving Paradise
26 March, 2018 Whenever I hear about whatever the ITA Committee for Underground Space (ITACUS) is up to, I think about that Joni Mitchell song, Big Yellow Taxi. In it, she sings about a future world where humanity has “paved over paradise and put up a parking lot”.

Pipe dream?
At a presentation to a council meeting in the final week of January, Elon Musk’s tunnelling company presented plans to tunnel under western Los Angeles.

Advance through apathy
The Zojila Pass Tunnel may go ahead, finally, as it received government approval this month. The project is to build an all-weather road route to Jammu and Kashmir, featuring a 14km-long tunnel.

Expanding Engagement
Montreal, home to miles of underground city amenities offering residents access to shopping, dinning, transit and entertainment, while connecting them to above ground buildings and facilities—a network especially appreciated during the harsh winter months—played a perfect host for Han Admiraal and Antonia Cornaro of the International Tunnelling and Underground Space Association’s Committee on Underground Space (ITACUS).

What’s the risk?
This month I am stealing a comment hook from the British Tunnelling Society again. At the October meeting, the evening’s lecture was on the management of risk in tunnelling and major infrastructure projects.

LATEST EVENTS

InfraRail
01 May 2018 - 03 May 2018 Organisers: Mack Brooks.

North American Tunnelling conference (NAT)
24 Jun 2018 - 27 Jun 2018 Organisers: UCA of SME