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47-ft diameter TBM breaks through on Niagara Tunnel
Project Related

Niagara Tunnel breaks through

June 24, 2011 rockman 2

This spring the world’s largest hard rock TBM at over 47 ft in diameter broke through on the 6.4 mile Niagara Tunnel Project. Ontario Power and Water commissioned the project as a third tunnel to […]

Three Gorges Dam
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China ready for flood of hydropower

February 2, 2011 rockman Comments Off on China ready for flood of hydropower

  "That means each year, the equivalent of one new Three Gorges Dam will be added in China over the next decade," said Shao Minghui, an analyst at China Post Securities, using the 2020 target […]

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