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
SCAUT, the Swiss Centre of Applied Underground Technology, is pioneering new methods and uses for underground spaces. Veronika Petschen is its newly-appointed managing director. She spoke to Julian...
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Welcome back to WTC
The industry is on a countdown to meeting up again at ITA’s World Tunnelling Congress, held this year in Copenhagen, hosted by the Danish Society for Tunnels and Underground Works (DFTU). T&T offers a first preview
Research to reduce carbon in SCL
Research recently complete on low carbon sprayed concrete (LCSC), including work for HS2,is summarised by participants Chris Peaston of Peaston Concrete Consultancy, Chris Goodier, Sergio Cavalaro and Zhi Hu of Loughborough University, Michael Sataya of Arup, Stuart Manning of Shotcrete Services, and John Reddy of Ecocem
Sightline on sustainability
Alun Thomas, of All2plan Consulting, looks at ways sustainability could be achieved in tunnelling through innovation, such as permanent sprayed concrete linings (PSCL) and composite shell linings (CSL)
Low Carbon, High Ambition in Paris
Grand Paris Express is striding forward for tunnelling into a low carbon future using concrete tunnel segments on Lot 16.1, as described by Benoit de Rivaz of Bekaert
Low carbon for Silvertown
Silvertown road tunnel in London will use mostly fibre-reinforced concrete with GGBS for segmental lining, reports Patrick Reynolds
Going green at high-speed
Concrete use on UK’s HS2 rail project is speeding advances in construction sustainability. Report by Patrick Reynolds
Jinxiu Yan – Interview
The International Tunnelling and Underground Space Association (ITA) is the organisation that represents the tunnelling industry to the world. Its president since 2019 has been Jinxiu Yan. Here she speaks to Julian Champkin about her background, her role and her hopes for the ITA
Keeping hold of the natural balance
Careful groundwater management was vital to build Copenhagen’s metro and, elsewhere, dewatering is taking on more tunnelling challenges. Report by Patrick Reynolds
Strategies for dewatering
Dr Toby Roberts of WJ Group outlines the various dewatering strategies that are possible for cross passages, connection tunnels, caverns and adits
A new approach to tunneling
The complexity, cost and risk of tunnelling can be reduced by introducing radical new methods, writes Patrick Lane-Nott, Director of Engineering at hyperTunnel
Harding prize yields another worthy winner
Chris Barrett, a young civil engineer working with BAM Nuttall on Tideway’s Western Section C405 has won the British Tunnelling Society’s Harding Prize 2022 for his paper ‘The Planning and Construction of Main Line Tunnel B Connection Tunnel’ It is reproduced below by kind permission of the author
Update on Metro Projects in Europe and Asia
R Pandita and M Rehbock-Sander (both of Amberg Engineering) presented this paper at WTC2020 Malaysia and describe selected aspects of European and Asian metro projects, including geotechnics, construction, safety, ventilation and risk
