Plan of Colorado School of Mine to develop rapid tunneling technology
According to the news on the foreign tunnellingjournal.com website (tunnellingjournal.com) on May 5, 2020, the Underground Engineering Research Center of Colorado School of Mines and the US Defense Advanced Research Projects Agency (DARPA) recently signed a contract to develop an unprecedented rapid tunneling technology for its “Excavator” project. The research team will conduct a demonstration of tunneling technology at a speed of 366m/h within 15 months.
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