Latest from Tunnels and Tunnelling


LATEST NEWS

TBM Completes third bore for Chennai metro project
15 November, 2017 India - On October 31 a 6.65m diameter Robbins EPBM broke through at Chennai Metro, making this the third tunnel the machine has bored for the project and for contractor Afcons Infrastructure Ltd.
  • Crossrail completes UK’s largest archaeology programme
    Great Britain - Crossrail has released books on the extensive archaeological digs and studies undertaken throughout the project. The history of London is represented in these books, from the stone tools that are all that remain of the Mesolithic peoples, through to the skeletons of executed Romans and in to the mass graves of the Great Plague, the studies have been truly comprehensive.
  • New VIP gasket corner joint
    Great Britain - VIP Polymers has been awarded a UK patent for a cast-in rubber gasket corner joint designed to reduce the risk of tunnel segment cracking during installation.
  • Atlas Copco targets zero emissions
    Sweden - Equipment manufacturer Atlas Copco has announced that its development activities will be focused on zero-emission and battery-driven machinery. In a statement it spoke of immediate plans to expand its current portfolio of electric mining equipment including loaders, drill rigs and mine trucks.
  • Kryton International buys Cementec
    Canada - Vancouver-based Kryton International, manufacturer of crystalline concrete waterproofing, announced its acquisition of Calgary-based Cementec Industries, a concrete additive company for the construction, oil and gas industries.

LATEST FEATURES

Underground space in high demand
15 November, 2017 L D Jones, K A Lee, A J Hulbert, all of the British Geological Survey present a new 3D dataset that represents the properties beneath London
  • Interface power
    Trends in geotechnical data and software. Report by Patrick Reynolds
  • Spending probes
    Perspectives on the relationship of SI spending and ground risk. Report by Patrick Reynolds
  • Grounded thinking
    Alex Conacher speaks to Rod Eddies and Simon Brightwell of Fugro, a geotechnical services provider, to get a handle on the latest thinking around the ground model approach
  • Cambridge service tunnel
    AstraZeneca’s global R&D headquarters in Cambridge calls for a new tunnel. This report from a BTSYM presentation by Lloyd Rew of Skanska was written by Cameron Blackwell from Mott MacDonald


BLOGS

What’s the risk?
02 November, 2017 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.
  • Bigger isn’t always bad
    The global tunnelling industry is worth USD 1.5tr, according to a new report released in August by Timetric. Leading the pack is Europe, with a project pipeline of almost USD 575bn, surpassing Asia-Pacifi c by a mere USD 10bn. The report attributes this economic success for the region to mega-projects for high-speed and metro rail system expansion.
  • The Nuclear Solution
    Balfour Beatty has announced that it is EDF Energy’s preferred bidder for the Hinkley Point C nuclear power station tunnelling and marine works package. The four-year contract will involve the construction of three tunnels for a total of 9.5km in length and 7m in diameter. The tunnels will form part of the cooling system required.
  • History Lessons
    Historians contend their subject matter’s utility helps us understand ourselves and the societies in which we live. To borrow an idea from civil engineering—we must understand the foundation before we build upon it. Looking beyond the literal interpretations, in the tunnelling industry without history one cannot appreciate the (comparative) ease, comfort and safety of today’s work environment and modern equipment.