Browsing Norwegian Geotechnical Institute (NGI) Digital Archive by Author "Helle, Tonje Eide"
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A geochemical, mineralogical and geotechnical characterization of the low plastic, highly sensitive glaciomarine clay at Dragvoll, Norway
Helle, Tonje Eide; Aagaard, Per; Nordal, Steinar; Long, Michael; Bazin, Sara (Peer reviewed; Journal article, 2019)The sediments at the NTNU research site Dragvoll, Trondheim, Norway accumulated in seawater close to the glacier front during the Pleistocene-Holocene transition. A comprehensive site investigation and laboratory test ... -
Quick-clay landslide mitigation using potassium-chloride wells: Installation procedures and effects
Helle, Tonje Eide; Kvennås, Marianne; Kirkevollen, O. V.; Hamel, B.; Bache, Bjørn Kristian Fiskvik; Strand, S. A.; Svanø, G.; Gylland, A.; Haugen, E.; Wiig, T.; Horn, A. (Peer reviewed; Journal article, 2021)Mitigation actions related to quick-clay slopes often induce undesirable changes to the terrain that may have negative impact on developed areas and local biodiversity. Soil improvement may prevent this. Lime-cement piling ...