Latest from Tunnels and Tunnelling
The big conversion
Paola De Pascali spoke with Florent Detraux, tunnel construction manager at Vinci Construction Grand Projets, about the conversion of an NFM TBM to use Herrenknecht Variable Density technology on the third metro line Phase 4A in Cairo.
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Helsinki spreads west
Paola De Pascali talked with Salminen Jukka principal designer of rock engineering at Pöyry’s to understand how the Western Metro is being extended from Matinkylä to Kivenlahti.
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Remaking Nepal
Alex Conacher travelled to the Bheri Babai Diversion Multipurpose Project in Nepal, where, in a world first, tunnellers are driving a TBM through the Himalayan Siwalik geology. Once complete the project will unlock irrigation and hydropower potential in the region.
Read moreLATEST NEWS
ADM awards construction management for Trudeau airport
CANADA – Aéroports de Montréal (ADM) has awarded the construction management contract for the completion of its major cityside development program to a consortium consisting of Pomerleau, SNC-Lavalin and Construction Kiewit Cie (PSK), it announced May 15.
CANADA – Aéroports de Montréal (ADM) has awarded the construction management contract for the completion of its major cityside development program to a consortium consisting of Pomerleau, SNC-Lavalin and Construction Kiewit Cie (PSK), it announced May 15.
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EBC announces new VP
Quebec – EBC announced the appointment of Yannick Tardif to the position of vice president, Montréal, for its Civil and Mining Division on May 14.
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Saint Laurent mayor makes the case for REM extension
Canada – Alan DeSousa, mayor of Montreal borough Saint-Laurent, is urging officials to approve a 700m extension to the Montréal Réseau express métropolitain (REM) plan, which would connect Dorval station to the airport.
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ACEC names SR 99 Tunnel the 2019 "Grand Conceptor"
US – The State Route 99 tunnel has been honored with one of the nation’s top engineering achievement awards for 2019: The 2019 Grand Conceptor Award from the American Council of Engineering Companies, the Washington State Department of Transportation (WSDOT) announced May 8.
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ATS to establish design practice guidelines
Australia – Due to many developments in tunnel design in Australia over a period of many years, the Australian Tunnelling Society (ATS) has recognised the requirement to establish a guideline of tunnel design practice in Australia.
LATEST FEATURES
Arne Berndt, owner of SoundPlan International assesses options for reducing noise in tunnelling operations
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Triumph in Turkey
Desiree Willis, technical writer for TBM manufacturer Robbins, discusses work on the Gerede Water Transmission Tunnel in Turkey.
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Deepest and Longest
Yves Boissonnas, head of tunnelling at Sika Europe Management, the guest speaker at the January BTS lecture, provided a presentation on the Gotthard Base Tunnel
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Basque Y
Paola De Pascali looks at the Basque Y network in Spain that is set to reduce travel times between the regional capitals and to connect Spanish and European high speed networks.
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Shaft construction and support methods
The importance of minimizing public impact and the need to avoid interfering with other structures and utilities in the area often requires the design and construction of vertical shafts during a tunnelling project.
LATEST Blogs
Underground Movement
Tunnels and Tunnelling turns 50 this month. Here follows the magazine’s first ever editorial, reprinted in tribute to the founding editor:
Tunnels and Tunnelling turns 50 this month. Here follows the magazine’s first ever editorial, reprinted in tribute to the founding editor:
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Records not worth breaking
In June the tunnelling industry will gather in Chicago for its annual conference, a city that has invested heavily in stormwater management.
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Congress, clients and codes
If you are one of the 1,000 or so delegates at the World Tunnel Congress; benvenuto a Napoli. This year it is Europe’s turn to host WTC, with Naples being selected at the 2016 congress in San Francisco as the industry’s chosen gathering point.
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Update from Forrestfield
There is some late-breaking news as Tunnels and Tunnelling International goes to press. On 19 February the Forrestfield-Airport Link’s client announced that its two stopped TBMs should resume tunnelling in mid- and late-March respectively, good news for a project that was previously held up by a sinkhole last September.
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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.
