• A procedure for the assessment of the undrained shear strength profile of soft clays 

      Thakur, Vikas Kumar Singh; Fauskerud, Odd Arne; Gjelsvik, Vidar; Christensen, Stein Olav; Oset, Frode; Nordal, Steinar; Viklund, Margareta; Strand, Stein-Are (Chapter, 2016)
      In the geotechnical research community, there is widespread agreement that the choice of the characteristic undrained shear strength (cuA) is very important and plays an essential role in the design and stability analysis ...
    • An attempt to monitor pore pressure changes in a block sample during and after sampling 

      Amundsen, Helene A.; Jønland, Jan; Emdal, Arnfinn; Thakur, Vikas Kumar Singh (Journal article; Peer reviewed, 2017)
      A soil sample goes through stress changes during and after sampling. Sensitive clays are affected by sample disturbance and stress changes have a great effect on the quality. The reduction of in-situ total stresses to zero ...
    • Application of machine learning to the identification of quick and highly sensitive clays from cone penetration tests 

      Godoy Leiva, Cristian Andres; Depina, Ivan; Thakur, Vikas Kumar Singh (Peer reviewed; Journal article, 2020)
      Geotechnical classification is vital for site characterization and geotechnical design. Field tests such as the cone penetration test with pore water pressure measurement (CPTu) are widespread because they represent a ...
    • Back calculation of Debris flow Run-Out & Entrainment Using the Voellmy Rheology 

      Bayissa, Lemessa Fille (Master thesis, 2017)
      Debris flow is one of the many geo-hazards that cause a major damage worldwide. It can cause loss of human lives especially to those living in mountainous regions. Besides, it cause economic damage by destroying properties ...
    • Effects of storage on 54 mm piston samples of soft sensitive clay 

      Amundsen, Helene Alexandra; Thakur, Vikas Kumar Singh (Chapter, 2017)
      Effects of storage on low plasticity sensitive soft clay were studied by means of laboratory tests. The 54 mm fixed piston sampler was used, and the samples were stored in stainless steel tubes. When comparing the preliminary ...
    • Effekt av lagringstid for 54 mm sylinderprøver av leire fra Tiller 

      Tovslid, Helge (Master thesis, 2015)
      I enkelte perioder får geotekniske laboratorier inn flere prøver enn de har kapasitet til teste, noe som fører til at prøvene må lagres. I tillegg er det vanlig at prøvetakingen foregår hele arbeidsuken før alle prøvene ...
    • Engineering characterization of a leached marine clay using Sherbrooke block samples 

      Amundsen, Helene Alexandra; Emdal, Arnfinn Johannes; Thakur, Vikas Kumar Singh (Chapter, 2016)
      A detailed characterization of the leached marine clay at Rissa, North-West of Trondheim in Norway, is presented. The site lies just a few hundred meters away from the location where the well-known Rissa slide occurred in ...
    • Field and laboratory study of stress relief due to unloading in block samples of sensitive clay 

      Amundsen, Helene Alexandra; Emdal, Arnfinn; Thakur, Vikas Kumar Singh (Peer reviewed; Journal article, 2019)
      A block sample goes through stress changes during and after sampling. Sensitive clays are affected by sample disturbance and stress changes have a great effect on sample quality. Reduction of the in-situ total stresses to ...
    • Flow Behaviour of Fine-Grained Soils 

      Adamson, Matthew (Master thesis, 2017)
      Estimating the propagation and run-out distances of a landslide is a crucial part of risk assessment and mitigation for infrastructure development in Norway. Computational and numerical models are currently being developed ...
    • Implementation of non-newtonian rheology for debris flow simulation with REEF3D 

      Fornes, Petter; Bihs, Hans; Thakur, Vikas Kumar Singh; Nordal, Steinar (Journal article, 2017)
      Landslides triggered by hydro-meteorological processes are a serious natural hazard in many areas of the world. The landslides of the debris flow type are often triggered by extreme precipitation events. These landslides ...
    • Laboratory investigation of performance of a screen type debris-flow countermeasure 

      Yifru, Ashenafi Lulseged; Laache, Emilie; Norem, Harald Anders; Nordal, Steinar; Thakur, Vikas Kumar Singh (Journal article; Peer reviewed, 2018)
      Debris-flows are forms of landslides in mountainous regions that can potentially cause significant damage. Structural countermeasures to mitigate an entire debris-flow may become unrealistically massive and expensive. If ...
    • Model Testing and Rheology of a Fine Grain Rich Debris Flow 

      Hognestad, Åmund (Master thesis, 2018)
      Debris flows are a hazardous type of landslide, primarily caused by intense precipitation in steep mountainous terrain. Water, soil and debris mix to form a slurry that advances rapidly downslope, growing in size as it ...
    • Novel Bayesian framework for calibration of spatially distributed physical-based landslide prediction models 

      Depina, Ivan; Oguz, Emir Ahmet; Thakur, Vikas Kumar Singh (Peer reviewed; Journal article, 2020)
      This study presents a novel Bayesian framework for statistical calibration of spatially distributed physical-based landslide prediction models. The calibration process is formulated in a statistical setting with the model ...
    • Numerical Modelling of Debris Flow Hazards using Computational Fluid Dynamics 

      Clark, Bradley (Master thesis, 2018)
      Debris flows are a natural hazard phenomenon that occur periodically in steep mountainous terrain and are typically triggered by heavy precipitation events. The flows are a highly mobile poorly graded mass of soil, rock, ...
    • Preliminary study of debris flow impact force on a circular pillar 

      Yifru, Ashenafi Lulseged; Pradhan, Rosy N.; Nordal, Steinar; Thakur, Vikas Kumar Singh (Chapter, 2018)
      This paper presents results from a series of preliminary tests in a flume model, where impact forces on a circular pillar from debris flow is measured. The flume model is 0.3 m wide and 9 m long. It comprises of a run-out ...
    • Shear bands in undrained plane strain compression of Norwegian quick clays 

      Thakur, Vikas Kumar Singh; Nordal, Steinar; Gioacchino, Viggiani; Charrier, Pacal (Journal article; Peer reviewed, 2018)
      This work presents the results of plane strain tests carried out at the Laboratoire 3SR Grenoble (France) on undisturbed samples of very sensitive Norwegian soft clay. Discussion of the results focuses on the observed ...
    • Simulering av prøvetakingsprosessen i PLAXIS 2D 

      Edvardsen, Kristina Molland (Master thesis, 2015)
      Under prøvetaking påføres jorden volumendringer og avlastning av totalspenning oppstår, noe som videre fører til en endring i poretrykk. Når prøven avlastes fra in situ spenningsstilstand oppstår det et sug, $-u_k$, i ...
    • Slope Stability Assessment with Bayesian Updating 

      Hult, Astrid (Master thesis, 2018)
      This thesis aims to explore the potential of implementing Bayesian updating in the probabilistic analysis of a geotechnical slope stability assessment. Bayesian updating is a well-defined method for combining supplementary ...
    • Special Issue on “Materials and Processes for Ground Engineering Infrastructure” 

      Hong-Hu, Zhu; Garg, Ankit; Thakur, Vikas Kumar Singh; Jiang, Ningjun (Journal article, 2020)
    • Spenningsavlastning i rekonsolidert sensitiv bløtleire 

      Dang, Helena (Master thesis, 2016)
      Denne oppgaven ble utført i forbindelsen med doktorgradsarbeidet til Helene A. Amundsen, som er PhD-stipendiat ved NTNU. Bakgrunnen til arbeidet er studien om effekt av lagringstid på prøvekvalitet. Modellforsøket ble ...