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List of products by author: E. Dahl Johannsen
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The return of TBMs to Norway at Røssåga HEPP – TBM operation through extremely hard rock, unstable rock mass and...
Abstract: The breakthrough of the TBM at the Røssåga HEPP on 10 December 2015 signaled that the first TBM breakthrough in Norway in more than 20 years was a fact. The Robbins TBM was delivered as an Onsite first time assembly (OFTA) in January 2013 and was ready to bore less than 11 months from when the contract was awarded. During the excavation the TBM encountered extremely hard rock (over 280 MPa),...
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Showing 1 - 1 of 1 document