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  Norway TBMs' Hard Rock Concert -

  A $3.4-billion high-speed railroad tunnel to Oslo. Norway's Bane NOR's engineers had an enormous challenge. Hard abrasive rock and a lot of water! And an Italian contractor in financial difficulties running project late for months and over budget. To TBM or Drill and Blast? How ...

  Tags: Norway Bane NOR, Bane NOR, Follo Line Bane NOR

  1460 days ago