London Crossrail Project at ENR.
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Tunneling Starts in Toronto Subway Improvements with 1st of 4 TBMs
The Toronto Transit Commission is starting a $2.6 Billion project to connect the City of Toronto with the municipality of York. This Toronto-York Spadina Subway Extension Project (TYSSE) consists of an 8.2 km extension of […]
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The Gotthard Base Tunnel will eventually be a 35-mile rail tunnel through the famed Alps in southern Switzerland. So what does it take to survey the world’s longest tunnel? How about setting some 7,000 points […]
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Port of Miami Tunnel grouting work by Nicholson Construction
GeoPrac sponsor Nicholson Construction is working on one of the most challenging grouting jobs in the world right now. They are performing grouting in porous limestone formations under the shipping channel in Miami’s Biscayne Bay […]