Prediction of secant shear modulus and damping ratio for an extremely dilative silica sand based on machine learning techniques

A Baghbani, T Choudhury, P Samui, S Costa - Soil Dynamics and …, 2023 - Elsevier
A better understanding of soil response to dynamic loads, including earthquakes, can result
in safer designs that can reduce casualties. The damping ratio and shear modulus are …

Liquefaction mitigation of sands with nonplastic fines via microbial-induced partial saturation

S Mousavi, M Ghayoomi - Journal of Geotechnical and …, 2021 - ascelibrary.org
A review of liquefaction case histories shows that sand deposits containing some fines were
common in past liquefaction events. While current liquefaction mitigation measures are …

A homogenization‐based state‐dependent model for gap‐graded granular materials with fine‐dominated structure

XS Shi, J Zhao, Y Gao - International Journal for Numerical and …, 2021 - Wiley Online Library
Gap‐graded granular soils are common natural soils composed of cohesionless granular
matrix and rock aggregates. Since they are widely used as construction materials worldwide …

[HTML][HTML] Influence of particle shape and size on the threshold fines content and the limit index void ratios of sands containing non-plastic fines

D Sarkar, M Goudarzy, D König, T Wichtmann - Soils and Foundations, 2020 - Elsevier
Although several empirical and analytical models are available to predict the threshold fines
content (f thr) for sand-silt mixtures, none of them considers the combined effects of particle …

Impact of bedding plane direction and type of plastic microparticles on stiffness of inherently anisotropic gap-graded soils: Index, wave propagation and …

M Zamanian, M Payan, S Memarian… - Soil Dynamics and …, 2021 - Elsevier
Sand-clay mixtures are often encountered in natural deposits and compacted soils in earth
structures in the form of gap-graded soils. They commonly display anisotropic fabric which …

Shear stiffness of sand-fines binary mixtures: Effects of sand gradation and fines content

K Zuo, X Gu, C Hu, J Hu, G Gao - Construction and Building Materials, 2023 - Elsevier
In this study, a comprehensive experimental programme was carried out on five clean sands
of different gradations mixed with low plastic fines using an apparatus that incorporates both …

Predicting the small strain shear modulus of coarse-grained soils

X Liu, D Zou, J Liu, B Zheng - Soil Dynamics and Earthquake Engineering, 2021 - Elsevier
Coarse-grained soils are important geotechnical materials widely used in construction. The
contribution of particle size distribution on the small strain shear modulus G max of coarse …

Dynamic properties of two historically liquefiable sands in the Lisbon area

F Molina-Gómez, AV da Fonseca, C Ferreira… - Soil Dynamics and …, 2020 - Elsevier
The stiffness properties of soils, particularly shear modulus and damping ratio, play a
fundamental role in predicting the ground deformation during cyclic and dynamic loading …

Relationship between small-strain shear modulus and size polydispersity of granular soils: whether the coefficient of uniformity is sufficient?

X Liu, Z Zhu, Y Chen, Z Li, L Sun, L Song - Construction and Building …, 2024 - Elsevier
Particle size distribution (PSD) is a fundamental soil property and has long been recognized
as a critical factor directly influencing the mechanical behavior of granular materials. Size …

Monotonic and cyclic properties of silty sand and sandy silt for foundation design of offshore windfarms

S Yang, B He, KH Andersen… - Canadian …, 2022 - cdnsciencepub.com
This paper presents results of a series of monotonic and cyclic direct simple shear laboratory
tests performed on reconstituted samples of two silty sands and one sandy silt. The …