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
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...
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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
Nat – Back to Rock
The biennial NAT tunneling conference will take place at the Philadelphia Marriott Downtown in Philadelphia, US on 19-22 June. Here follow a few tips to get the best out of the event
Differences between tunnelling and mining
Having worked on both mining and tunnelling projects, mining and underground infrastructure engineer Konstantinos Bastis looks at the differences between the two disciplines
Spraying the word – Interview - Tom Melbye
Tom Melbye has become a tunnelling legend. He has transformed the technology and application of sprayed concrete to make it the practical and efficient tunnel support and lining that it has become. Julian Champkin talked to him
Safety during track refurbishment in tunnels
Technical journalist Roland Herr gives an overview of occupational health and safety for track refurbishment in German tunnels, based on a presentation by Jens Kegenhoff and Patrick Schneider of CFT Compact Filter Technic given at STUVA 2021
Structures to intercept pile loads
Cate Anthony was runner up in the BTS Harding Prize 2021 with her paper ‘The Design and Construction of Pile Interception Load Transfer Structures at 6-8 Princes Street for Bank Station Capacity Upgrade’
Tunnel to restore snowdonian landscape
An area of outstanding natural beauty, Snowdonia is scarred by unsightly pylons and overhead high-voltage cables. They will now be removed and placed in a new tunnel that forms part of a visual improvement project. Julian Champkin reports
An improving technology
Once described as a ‘black art’, soil conditioning is today a proven engineering technique. But the question remains, says Alessandro Boscaro of Mapei, of how to attain good technical performance while achieving acceptable environmental sustainability?
