• Omrøringsenergi i sensitive leirer 

      Ulvestad, Siri (Master thesis, 2013)
      I denne oppgaven har det blitt samlet inn data fra tidligere skred gått i kvikke og sensitive leirer, og det har blitt gjort en litteraturstudie av skredmekanismer og ulike metoder for å vurdere retrogresjon av kvikkleireskred. ...
    • On Creep during Primary Consolidation of Clays 

      Degago, Samson Abate (Doktoravhandlinger ved NTNU, 1503-8181; 2011:203, Doctoral thesis, 2011)
      Soft clay deposits are characterized by their strong tendency to undergo significant creep deformation even during the primary consolidation phase. This creep behaviour is usually studied based on information obtained from ...
    • On Determination of Gmax by Bender Element and Cross-Hole Testing 

      Knutsen, Mirjam (Master thesis, 2014)
      The small-strain shear modulus, Gmax, is an important parameter in geodynamic problems and for advanced modelling. Gmax is influenced by several factors, which complicates the assessment and interpretation of test results. ...
    • On engineering characterisation of a low plastic sensitive soft clay 

      Amundsen, Helene A.; Emdal, Arnfinn; Sandven, Rolf; Thakur, Vikas (Chapter, 2015)
      In central Norway, the soft clays can be extremely sensitive to disturbance during sampling and preparation for laboratory testing. In this paper a low plastic sensitive soft clay from Klett is presented. It is challenging ...
    • On Fatigue Damage Assessment for Offshore Support Structures with Tubular Joints 

      Hammerstad, Benedicte H.; Schafhirt, Sebastian; Muskulus, Michael (Journal article; Peer reviewed, 2016)
      The hot spot stress approach is commonly used for fatigue lifetime estimation of tubular joints. The standard approach consists of the linear superposition of stress components from axial, in-plane, and out of plane action, ...
    • On gradient-based optimization of jacket structures for offshore wind turbines 

      Oest, Jacob; Sandal, Kasper; Schafhirt, Sebastian; Stieng, Lars Einar; Muskulus, Michael (Journal article; Peer reviewed, 2018)
      During the bidding or very early design phases of jacket structures for offshore wind turbines, there may be very limited information available on meteorological conditions, soil conditions, turbine specifications, etc. ...
    • On modelling of anisotropic undrained strength for non-horizontal terrain 

      Nordal, Steinar; Grimstad, Gustav; Jordbakke, Tormod; Rabstad, Kristoffer; Isachsen, Marit (Chapter, 2018)
      Low plasticity soft clays show pronounced variation in undrained shear strength with the direction of loading. The active undrained shear strength (A) is significantly larger than the direct shear strength (D), which again ...
    • On Numerical Simulations of Progressive Failure and Localized Deformation 

      Hanssen, Stian Baardsgaard (Master thesis, 2010)
      Soft sensitive clays are present in some of the most populated parts of Norway, and large slides in such clays have ahuge damage potential. It is thus important to understand their behavior and to be able to calculate their ...
    • On Numerical Three-Dimensional Simulations of a Circular Retaining Shaft 

      Johannesen, Jørgen; Trønnes, Ole-Martin Grimsøen (Master thesis, 2011)
      Midgardsormen is an ongoing upgrade of the storm water system in Oslo, managed by the Water and Sewer Administration in Oslo. Norconsult AS is geotechnical consultant to the project. As part of this project a circular ...
    • On occupant-centric building performance metrics 

      O'Brien, William; Gaetani, Isabella; Carlucci, Salvatore; Hoes, Pieter-Jan; Hensen, Jan L.M. (Journal article; Peer reviewed, 2017)
      Existing building performance metrics cover a wide variety of domains including energy performance, equipment performance, electric lighting, indoor environmental quality, capital and operating costs, and environmental ...
    • On Shear Wave Velocity Testing in Clay 

      Eide, Henrik Takle (Master thesis, 2015)
      The soil stiffness at small strains is an important parameter for settlement predictions and for understanding soil behaviour under seismic/dynamic loading. The small strain stiffness is usually found from the shear wave ...
    • On the concept of sustainability – assessing the sustainability of large public infrastructure investment projects 

      Haavaldsen, Tore; Lædre, Ola; Volden, Gro Holst; Lohne, Jardar (Journal article; Peer reviewed, 2014)
      Assessing the sustainability of large public investment projects within the general framework of three-pillar thinking is a complex affair. Such ventures involve multiple actors – e.g. planners from various disciplines ...
    • On the convexity of yield and potential surfaces in rotational hardening critical state models 

      Rønningen, Jon Abusland; Grimstad, Gustav; Nordal, Steinar (Chapter, 2018)
      This article shows that a common formulation often used for an anisotropic modified cam clay yield and potential surface with a modified Lode angle dependency may become concave for high values of anisotropy. Concave ...
    • On the Earth Pressure Coefficient at Rest During Creep 

      Sletten, Joakim Ripman (Master thesis, 2015)
      Many geotechnical problems requires assumptions regarding the initial stress state in the soil to be made. The earth pressure coefficient at rest, K0, describes the relationship between horizontal and vertical effective ...
    • On the Mechanical Properties of Cement Grout 

      Vollan, Rikke Marie (Master thesis, 2012)
      During pressure grouting of ground anchors in non-cohesive soils the water in the grout is filtrated out, producing a stiff filter cake material. Often the grouting is done in more than one stage so that the filter cake ...
    • On the Modelling of State-Dilatancy and Mechanical Behaviour of Frictional Materials 

      Tsegaye, Anteneh Biru (Doktoravhandlinger ved NTNU, 1503-8181; 2014:72, Doctoral thesis, 2014)
      Understanding and characterizing the mechanical behaviour of soils is an important area of engineering for geotechnical engineers. This is for a good reason. Soils, as engineering materials, carry structures of different ...
    • One Dimensional consolidation in IL and CRS oedometer: A study of strain rates and time dependency 

      Kizza, Richard (Master thesis, 2010)
      The main aim of this work was to investigate effect of strain rates and time on the compressibility of soft soil. Two clays have been used in the study: one from Stjørdal and another from Eberg. The main testing equipment ...
    • One-Dimensional Viscoelastic Simulation of Ice Behaviour in relation to Dynamic Ice Action 

      Yazarov, Maxim (Master thesis, 2012)
      When level ice is approaching the structure it exhibits the cyclic stress with in an increasing amplitude. The uniaxial compression cyclic tests of ice, performed at University Centre on Svalbard in 2007 (Sæbø, 2007), ...
    • AN ONTOLOGY OF ADAPTIVE THERMAL COMFORT MODEL 

      Egic, Sonja (Master thesis, 2017)
      Starting from literature review, the development of thermal comfort models through history will be described. Referring to timeline perspective of its historical development, detailed collection and classification of ...
    • Open-Source CFD in Marine Engineering 

      Bihs, Hans; Kamath, Arun; Alagan Chella, Mayilvahanan; Ahmad, Nadeem; Aggarwal, Ankit; Arntsen, Øivind Asgeir (Journal article, 2015)
      In the case of highly complex problems in the field of marine, coastal and ocean engineering involving the free surface, such as breaking wave kinematics or flow around slender structures, a detailed solution is required ...