Features

Our editorial board comprises a specialist group of leading industry figures who, in conjunction with the TUNNELS editorial team, identify the main drivers of the industry helping to produce regular, thought provoking opinion pieces on the latest issues, challenges and developments.

Latest Tunnels Feature

Tunnelling the Thames
19 October, 2021
Sagar Sheth, Principal Tunnelling Engineer, and Richard Miller, Head of Tunnelling, both of Ramboll UK, describe the design checks and assurance services, risk and stakeholder management they...
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CSO capture for cleaner water 19 October, 2021 Jon Sickling, Tunnel Shafts Delivery Manager, Watercare Services, and Stefano Vittor, Construction Manager, Ghella-Abergeldie JV, outline details of New Zealand’s largest wastewater project – Auckland’s new Central Interceptor
Set in stone 11 October, 2021 For centuries the home of quarrying and more recently mining of the eponymous stone, Portland, England could become home to an exciting new visitor attraction housed in a mine and demonstrating the potential of underground space. George Demetri reports
A challenge packed drive 11 October, 2021 Erez Allouche, Matthew Devitt and Tyler Horton of Stantec Consulting, and Keivan Rafie of Hatch (Vancouver) discuss the relocation of a gas pipeline microtunneled through complex soils and beneath twin railroads, a river and multiple utility lines
Digging the deal on infrastructure 11 October, 2021 George Demetri takes a look at the state of US infrastructure, the possible causes of its lacklustre performance and how it may be improved, taking in along the way the views of some high-profile engineers and consultants
Jerusalem caverns present challenges of biblical proportions 08 September, 2021 Based on a presentation by Dr Roberto Schuerch of Pini Swiss Engineers, technical journalist Roland Herr gives an overview of an outstanding underground project brimming with engineering challenges
Tackling Toronto’s CSO Woes 08 September, 2021 Toronto’s sewers are overloaded. Combined sewer overflows frequently spill into Lake Ontario, local rivers and streams. A major clean-up involving three separate tunnelling projects and more besides, is in progress. Julian Champkin reports
Closed form tunnel analysis methods 07 September, 2021 In the first of a series of articles, Stephen Doran looks at closed-form tunnel analysis methods, their background and how they can provide an insight into the underlying assumptions used in software
Tunnel vision 07 September, 2021 TunnelSkills – the national specialist training forum for the UK tunnelling industry – specialises in the application of immersive learning and new technology to improve training, learning and recruitment in the sector
NATM through challenging fault zones 07 September, 2021 Ryo Kashiwagi of Japan Railway Construction, Transport and Technology Agency (JRTT) discusses the challenges from tunnelling the double-track Shinkansen railway which is close to an existing highway tunnel in an extremely soft fault crush zone
Sustainable solutions 07 September, 2021 Arnaud Hochart, geotechnical and monitoring manager at Implenia, discusses the technical challenges encountered on Lyon’s Metro B Line extension, including the open-pored, high-permeability alluviums with the associated risks of slurry loss and ground instability
A focus on efficiency within tunnel ventilation 02 September, 2021 Worldwide, electric motors represent around 50% of global electricity consumption (EU). The need to achieve a more sustainable environmental future clearly requires focus on the subject of motor efficiency. Any gains in motor efficiency will have a directly influence on the fight against climate change through reducing global electrical consumption and related CO2 emissions.
Cool talk on Hinkley Point C 12 August, 2021 Matthew Fowler of Balfour Beatty gave June’s British Tunnelling Society online lecture on the offshore cooling water tunnels at Hinkley Point C nuclear power station and the offsite construction of some of the critical components. Report by Ana Barbosa of Jacobs


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