Latest from Tunnels and Tunnelling


LATEST NEWS

Acciona/YIT preferred bidder for Finnish undersea tunnel
01 July, 2022 Finnish energy company Helen has selected a consortium of Acciona and YIT as the preferred bidder for an undersea heat recovery project for Helsinki.
  • New HS2 conveyor removes 30,000 HGV journeys
    A new conveyor has started operating on HS2’s Long Itchington Wood Tunnel site to carry more than 750,000 tonnes of excavated material over the Grand Union Canal where it will be reused in other locations on the project.
  • HS2 awards SCS JV extra £78m
    HS2 Ltd has awarded the Skanska, Costain, Strabag joint venture (SCS JV) an additional £78m (US$94m) for its role in delivering the approach tunnels for Euston station.

LATEST FEATURES

Jinxiu Yan – Interview
24 June, 2022 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