Modelling of spudcan foundation penetrations using an improved hypoplastic model for soft clays

J Jerman, D Mašín, R Ragni, B Bienen

    Research output: Chapter in Book/Conference paperConference paperpeer-review

    2 Citations (Scopus)

    Abstract

    In this paper, a new hypoplastic model for K0 consolidated soft clays is presented. The enhanced model is characterized by a small number of parameters, adding two parameters to the original model, whilst significantly improving model predictions of undrained stress paths of K0 consolidated soils. However, the calibration procedure remains simple – model can be calibrated using K0 consolidated triaxial tests and oedometer only. It is demonstrated that the model predictions compare well with element test experimental data. The validation of the model involves large scale boundary value problem simulations incorporating very large deformations, in this case retrospective simulations of centrifuge test of spudcan installation. The enhanced model shows better performance compared to a parent hypoplastic model.

    Original languageEnglish
    Title of host publicationProceedings of GeoShanghai 2018 International Conference: Advances in Soil Dynamics and Foundation Engineering
    EditorsTong Qiu, Binod Tiwari, Zhen Zhang
    Place of PublicationSingapore
    PublisherSpringer
    Pages749-756
    Number of pages8
    ISBN (Electronic)9789811301315
    ISBN (Print)9789811301308
    Publication statusPublished - 2018
    Event4th GeoShanghai International Conference w - Shanghai, China
    Duration: 27 May 201830 May 2018

    Publication series

    NameProceedings of GeoShanghai 2018 International Conference: Advances in Soil Dynamics and Foundation Engineering

    Conference

    Conference4th GeoShanghai International Conference w
    Country/TerritoryChina
    CityShanghai
    Period27/05/1830/05/18

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