Search Results: 'Herrenknecht'

Divik Bandopadhyaya Interview
30 December, 2021
Aged 27, Divik Bandopadhyaya has just completed a one-year stint as chair of BTSYM. He discusses his education, interests and career to date, offering along the way some advice to newly-qualified tunnel engineers. George Demetri reports

No blanket solution
29 December, 2021
Variations in tunnels and inflows need different waterproofing solutions. Report by Patrick Reynolds

Tunnels facilitate water flow
29 November, 2021
Water system upgrades are keeping the North American tunnelling industry busy. Keren Fallwell reports

Cross river rail to tackle Brisbane’s urban growth
29 November, 2021
Australia’s cities are engaged in some major underground rail projects. Sydney and Melbourne both have their metro schemes. Brisbane is host to another – and also to the Olympic Games. Julian Champkin reports

CSO capture for cleaner water
29 October, 2021
Jon Sickling, Tunnel Shafts Delivery Manager, Watercare Services, and Stefano Vittor, Construction Manager, Ghella-Abergeldie JV, outline details of New Zealand’s largest wastewater project – Auckland’s new Central Interceptor

Sustainable solutions
07 September, 2021
Arnaud Hochart, geotechnical and monitoring manager at Implenia, discusses the technical challenges encountered on Lyon’s Metro B Line extension, including the open-pored, high-permeability alluviums with the associated risks of slurry loss and ground instability

Delivering Selina
27 July, 2021
Shannon O’Keeffe, Senior Tunnel Agent for Costain Engineering looks at the complex logistics that were initiated to ensure the successful delivery of a TBM to a Thameside site for the boring of Tideway (Eastern Section)

Florence and Cecilia set off
27 July, 2021
HS2 is the largest transport infrastructure project in Europe. Julian Champkin had a lightening tour of the Chiltern Tunnel portal to see the first of the ten TBMs that will work on the project’s 51km twin-tunnels

Crossing the roads
18 June, 2021
The Hampton Roads Bridge-Tunnel expansion scheme will bring new life to the most congested route in Virginia. Julian Champkin reports

A tunnel for mining
18 June, 2021
At the British Tunnelling Society’s monthly talk in February, Craig Sewell and Jason Fawcett, both of Strabag, presented the North Yorkshire Polyhalite Project Mineral Transport System. Andrew Hindmarch was the rapporteur

Transferable asset
07 May, 2021
A technology developed for land-based tunnelling has found a new and expanding niche in bringing off-shore energy nearer to its consumers. Julian Champkin reports

Microtunnelling in the desert
30 April, 2021
Estelle Claeys and Thomas Blanchard of Toulouse-based contractor Bessac describe a challenging pipejack in Chile which involved size and location constraints within a full-blown public health emergency

Pipejacking on the rise
30 April, 2021
Pipejacking is typically a horizontal technique. But attempting it vertically from inside a tunnel below the widest river in the world is an altogether new technology that is delivering environmental and economic benefits to Argentina. Julian Champkin reports

RETC RAISES THE CONFERENCE BANNER
30 April, 2021
Following the interruption to the tunnel conference scene caused by the pandemic, the RETC Conference is back and – Covid allowing – looks set to take place in Las Vegas on 13-16 June 2021

National grids
25 March, 2021
Utility grid projects bring a variety of tunnelling challenges. Report by Patrick Reynolds

Pushing for victory
29 January, 2021
A National Grid project to push a 5km pipeline under an estuary of global importance to wildlife has resulted in the world’s longest pipeline river crossing in a tunnel, safeguarding the UK’s gas supply for a century and earning a place in Guinness World Records. Julian Champkin reports