Latest from Tunnels and Tunnelling
Improving Shotcrete’s Green Credentials
Sprayed concrete has been used for many years. Yet like all concrete, it has environmental drawbacks. Julian Champkin spoke with Dr Alun Thomas on ways to improve the carbon footprint of shotcrete tunnels
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Mexico’s Megatunnel
It is the world’s largest sewage project and has faced issues which mega projects of this nature usually face in terms of geology, delivery and budget. But T&T’s Julian Champkin finds that Mexico City’s Emisor Oriente is a triumph nevertheless
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Connecting HS2 at Euston
Work on the UK’s new HS2 high-speed rail line is on track. Emma Hale and Christoph Eberle of Mott MacDonald describe one of the line’s first underground structures to be built in London
Read moreLATEST NEWS
Webuild makes twin breakthrough on Italian high-speed line
Webuild Group is celebrating two breakthroughs on the 53km-long Terzo Valico del Giovi high-speed rail line between Milan and the port of Genoa in northern Italy. The double breakthroughs mean that nearly half of the 36km underground section has been completed.
Webuild Group is celebrating two breakthroughs on the 53km-long Terzo Valico del Giovi high-speed rail line between Milan and the port of Genoa in northern Italy. The double breakthroughs mean that nearly half of the 36km underground section has been completed.
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Strabag begins Karawanks Tunnel refurbishment
Austrian construction group Strabag is continuing work on the €68.4m (US$79m) contract awarded in July 2020 by ÖBB-Infrastruktur for the rehabilitation and modernisation of the Karawanks Railway Tunnel (Lot KRT 1 Karawankentunnel – Construction Technology).
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Laser-drilling technology may benefit tunnelling
Idaho-based Merger Mines Corp says it has laser and robotics technology that has the potential to benefit not only mining but also large-bore tunnelling, dams and other construction applications.
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WTC2021 cancelled, Denmark now to host WTC2022
ITA-AITES has cancelled the WTC2021 conference due to the uncertainties arising from the coronavirus pandemic. The decision was taken by a vote of the 78 member nations of the ITA General Assembly which took place last week during the virtual WTC2020 congress.
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VDOT gives green light for HRBT construction start
A Notice to Proceed (NTP) has been issued by the Virginia Department of Transportation (VDOT) for construction work to start on the US$3.8bn Hampton Roads Bridge-Tunnel Expansion project in Virginia, US.
LATEST FEATURES
Silent Sentinels on watch in The Hague
Challenging municipal requirements were met using advanced instrumentation to provide accurate geomonitoring of road tunnels in the Netherlands
Challenging municipal requirements were met using advanced instrumentation to provide accurate geomonitoring of road tunnels in the Netherlands
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Innovation in wireless remote condition monitoring
Simon Brightwell and Markus Rennen of Senceive explain how wireless remote condition-monitoring can provide early warning of a wide variety of subterranean changes in tunnels and so help drive subsequent data-based decisions
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Mexico’s Megatunnel
It is the world’s largest sewage project and has faced issues which mega projects of this nature usually face in terms of geology, delivery and budget. But T&T’s Julian Champkin finds that Mexico City’s Emisor Oriente is a triumph nevertheless
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Connecting HS2 at Euston
Work on the UK’s new HS2 high-speed rail line is on track. Emma Hale and Christoph Eberle of Mott MacDonald describe one of the line’s first underground structures to be built in London
-
Improving Shotcrete’s Green Credentials
Sprayed concrete has been used for many years. Yet like all concrete, it has environmental drawbacks. Julian Champkin spoke with Dr Alun Thomas on ways to improve the carbon footprint of shotcrete tunnels
