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Geotechnical Egineering News tagged with [base tunnel]

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The fascinating world of boring tunnels
THE IRISH TIMES   01 September 2016  
A giant drill at the construction site for the Gotthard Base Tunnel near Sedrun, Switzerland. Photograph: Johannes Simon/Getty Images
<p>That's Maths: Laser-guided machines are today used to drill tunnels from both ends, but how did the ancient Greeks do it?</p>
Switzerland has completed construction on the world's longest tunnel
Business Insider   25 August 2015   Switzerland   Swiss Alps  
Switzerland has completed construction on the world's longest tunnel Arnd Wiegmann/Reuters
<p>The Swiss Alps are an unforgiving landscape of rugged, rocky peaks and lush, green valleys. Connecting communities that would be otherwise isolated by the vast mountain range &mdash; including cultural and economic hubs like Zurich, Milan, and Turin &mdash; ...
Filed under: Construction News
In the Heart Of the Mountain
TIME   09 April 2015   Switzerland   Gotthard  
Gotthard Base Tunnel Matthieu Gafsou for TIME
<p>A record-breaking train tunnel could provide a badly needed shortcut through the Swiss Alps.</p><p>At 57 km, the Gotthard Base Tunnel will be the longest rail tunnel in the world once it opens for use in mid-2016.</p>
Filed under: Construction News