Latest from Tunnels and Tunnelling


HS2 signs Euston construction partner contract
19 March, 2019 Great Britain – Mace/Dragados will deliver the High Speed 2 (HS2) terminus at London Euston. It will act as a construction partner, working with HS2 and the station designers, to coordinate the building of the new station, including platforms, concourse and links to London Underground and other rail services.
  • BS 6164 draft in public consultation
    Great Britain – The latest revision to BS 6164, the code of practice for health and safety in tunnelling is now available for public comment. The new revision, being led by Donald Lamont of Hyperbaric Tunnel & Safety, is due to be published either in 2019 or 2020.
  • BTS Specification for Tunnelling – call for comments
    Great Britain – The BTS is seeking comments on its Specification for Tunnelling ahead of the next major revision. A blog has been created which will allow tunnelling industry professionals to provide their input, be it related to a single clause or to whole sections.
  • ITACET details WTC training courses
    Italy – The ITA Committee for Education and Training (ITACET) has released details on the two training courses it will hold at the World Tunnel Congress (WTC) in Naples this year.


Moncalieri extension
08 March, 2019 Paola De Pascali talked with Lombardi Ingegneria technical director, Alessandro Damiani and CMC project manager Lorenzo Fiorentino about the challenges met during excavation of the Metro Line 1 extension in Turin, Italy
  • To the next century
    Alex Conacher visits the Elan Valley Aqueduct project in Wales, where tunnellers are constructing three bypass sections adjacent to the existing Victorian asset
  • Corner component
    Peter Tiedemann, Datwyler’s product manager, tunnel and tracks – Americas, discusses requirements for custom gasket corners in segmental tunnel construction. The solution is being used on the Blacksnake Creek project in Missouri
  • Gap year
    Tunnelling begins this year for the City of Louisville. Nicole Robinson reports on the Waterway Protection Tunnel


  • Don’t read this over lunch
    For Washington, D.C., 2018 was the wettest year on record. National Airport reported 66.28 inches of rain, which outpaced the prior record of 61.33 inches (1,558mm) from 1889 and was more than 26 inches above the normal rainfall amount in a year (39.74 inches). In addition, five months of the year (May, July, September, November and December) ranked among the top 10 wettest months on record.
  • Changing everything
    I recently hosted a breakout session at a conference on ‘disruptive technologies’. These technologies were: the Internet of Things, Robotic Process Automation, Blockchain and Artificial Intelligence. It was interesting, and will be covered in a subsequent issue. But for tunnelling I can think of one historical change that was far more significant, which has recently been recognised with an award.
  • Goodwill to some, not all
    In what is possibly a nod to the season of good cheer, Ipsos Mori has published its annual veracity index. This poll by the market research company has the accolade of being the longest-running poll on trust in professions, having been taken consistently since 1983. The poll is simple; it asks respondents to say whether they trust different types of people to generally tell the truth.


4th Annual Urban Underground Space & Tunnelling
25 Mar 2019 - 27 Mar 2019 Serena Pereira
  • Railtex
    14 May 2019 - 16 May 2019