A constitutive model for frozen granular soils

Roberto Cudmani, Jian Sun, Wei Yan

Research output: Chapter in Book/Report/Conference proceedingConference contributionpeer-review

1 Scopus citations

Abstract

In this contribution, an elastic-viscoplastic constitutive model of the Maxwell-Type to describe the time-dependent behavior of frozen soils is proposed based on results of unconfined and triaxial creep tests and strain rate-controlled compression tests from Orth (1985). The model is able to capture essential features of the behavior of frozen soils, as temperature-, rate- and mean-pressure-dependence for quasi-monotonic loading realistically, including the creep-failure-type observed in frozen soils under constant deviator stresses. The model has been validated by means of experimental data of a frozen sand and used to predict creep and rate-dependent behavior of frozen soils for monotonic loading.

Original languageEnglish
Title of host publicationSpringer Series in Geomechanics and Geoengineering
EditorsWei Wu, Hai-Sui Yu
PublisherSpringer Verlag
Pages1345-1349
Number of pages5
ISBN (Print)9783319971148
DOIs
StatePublished - 2018
EventChina-Europe Conference on Geotechnical Engineering, 2016 - Vienna, Austria
Duration: 13 Aug 201616 Aug 2016

Publication series

NameSpringer Series in Geomechanics and Geoengineering
ISSN (Print)1866-8755
ISSN (Electronic)1866-8763

Conference

ConferenceChina-Europe Conference on Geotechnical Engineering, 2016
Country/TerritoryAustria
CityVienna
Period13/08/1616/08/16

Keywords

  • Constitutive modelling
  • Frozen soils

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