Blar i NGI articles på forfatter "Vistnes, Gunnar"
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Experimental triaxial testing of swelling gouge materials
Høien, Are Håvard; Nilsen, Bjørn; Vistnes, Gunnar; Olsson, Roger (Peer reviewed; Journal article, 2019)Adequate rock support in weakness zones that may contain swelling minerals poses one of the main challenges of excavating tunnels in hard rock conditions. Deformations under such conditions are influenced by several factors, ...