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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
01 July, 2022
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
30 June, 2022
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.

NZ government backs light rail and new tunnel for capital
29 June, 2022
The New Zealand government has backed light rail and a new tunnel as its preferred option to overhaul Wellington’s transport infrastructure.

Third TBM starts on Indian RRTS
28 June, 2022
The third TBM has been launched on the Delhi-Ghaziabad-Meerut regional rapid transport system.

Rolzur Tunneling
28 June, 2022

Automated underground freight transport moves a step closer
27 June, 2022
Switzerland’s Federal Council has paved the way for the underground freight tunnel network Cargo Sous Terrain (CST).

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
24 June, 2022
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
24 June, 2022
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
24 June, 2022
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
24 June, 2022
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

Being realistic
24 June, 2022
Using London’s newly-opened Elizabeth Line (Crossrail) is a wonderful experience. How marvellous when everything is fresh and operates seamlessly. Congratulations to all teams and crews involved.

UCA Award winners announced at NAT 2022
24 June, 2022
The winners of this year’s UCA Awards were announced at the North American Tunneling Conference in Philadelphia this week.

London power project completes first drive
24 June, 2022
National Grid’s London Power Tunnels (LPT) project completed the first of five drives this week.

Amtrak launches procurement for tunnel replacement
23 June, 2022
Amtrak has issued a Request for Letters of Interest for the B&P Replacement Tunnel in Baltimore.

Tenders open for Cumbrian water project
22 June, 2022
United Utilities Water (UUW) has launched the invitation to tender for the Haweswater Aqueduct Resilience Programme (HARP) works contract.

Update on Metro Projects in Europe and Asia
22 June, 2022
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
22 June, 2022
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

See you in Philly
22 June, 2022
This issue of Tunnels & Tunneling North America (TTNA) will be circulated at the North American Tunneling show (NAT) and it’s gratifying to see that after a Covid-enforced break, NAT is back with us once more. It’s going to be a great show and we look forward to seeing you there.