A modified two-surface plasticity model for saturated and unsaturated soils

M Vahdani, MM Hajitaheriha, A Hasani Motlagh… - Indian Geotechnical …, 2022 - Springer
A modified two-surface critical state plasticity model for saturated and unsaturated soil is
presented in this study. The key modification in new model is inclusion of an alternative yield …

Evaluation of dynamic properties of partially saturated sands using cyclic triaxial tests

P Chakrabortty, AR Roshan, A Das - Indian Geotechnical Journal, 2020 - Springer
A series of strain-controlled cyclic triaxial tests were conducted to estimate the dynamic
properties and the cyclic behaviour of partially saturated synthetic fine-and medium-grained …

[HTML][HTML] Development of a dynamic hollow cylinder apparatus for investigating the cyclic response of unsaturated soils subjected to stress anisotropy

A Ahmadinezhad, F Jafarzadeh, B Shahbodagh… - Transportation …, 2023 - Elsevier
The construction of most geo-structures like earthfill dams, roads, highways, embankments,
and airport runways deals with the compaction of unsaturated soils under anisotropic …

Suction and anisotropy effects on the stiffness characteristics of a compacted lateritic clay from small to large strains

OT Bentil, C Zhou - Canadian Geotechnical Journal, 2024 - cdnsciencepub.com
Lateritic clay has distinct properties from other clays due to its high sesquioxide content. Its
stiffness characteristics have not been well understood, especially when the soil is …

A comparison of shear modulus of unsaturated sand in triaxial and simple shear tests under different strains and suctions

D Shirkavand, K Fakharian - Engineering Geology, 2023 - Elsevier
The shear modulus (G) in sands changes when subjected to variations in the degree of
saturation. The matric suction in unsaturated sands increase the effective stress and …

Addressing the inherent stress non-uniformity in dynamic hollow cylinder testing

A Ahmadinezhad, B Shahbodagh, K Adineh… - Soil Dynamics and …, 2024 - Elsevier
Abstract The Dynamic Hollow Cylinder Apparatus (DHCA) is renowned for its ability to
subject soil samples to various cyclic stress paths, allowing for the investigation of the …

An evaluation of the effect of matric suction on the dynamic strain-dependent parameters of an unsaturated silt

SM Haeri, B Sadollahzadeh… - E3S Web of …, 2023 - e3s-conferences.org
This research investigates the influence of matric suction on the variation of shear modulus
and damping ratio of a silty soil in very small to medium shear strain levels. A set of …

Prediction of stress-dependent Soil Water Retention using machine learning

SF Fazel Mojtahedi, A Akbarpour, AG Darzi… - Geotechnical and …, 2024 - Springer
The soil water retention curve (SWRC) provides information for a wide range of
geoenvironmental problems, such as analyses of transient two-phase flow, the bearing …

[HTML][HTML] Осадка и несущая способность водонасыщенного основания фундамента конечной ширины при статическом воздействии

ЗГ Тер-Мартиросян, АЗ Тер-Мартиросян… - Вестник …, 2021 - cyberleninka.ru
Введение. При кратковременном воздействии статической нагрузки, а также
динамической нагрузки, в условиях отсутствия дренажа, следует учитывать …

[PDF][PDF] Full-range water retention properties of a collapsible soil with focus on osmotic potential

H Sadeghi, A Heydari, H Nasiri - Proceedings of the 20th …, 2022 - researchgate.net
Water retention curve of fine-grained soils is a consequence of interaction between
immiscible pore fluids and soil constituents under different water potential. The presence of …