Centrifuge tests to assess seismic site response of partially saturated sand layers

M Mirshekari, M Ghayoomi - Soil Dynamics and Earthquake Engineering, 2017 - Elsevier
Seismic response of unsaturated soil layers may differ from that of saturated or dry soil
deposits. A set of centrifuge experiments was conducted to study the influence of partial …

A review on soil-water retention scaling in centrifuge modeling of unsaturated sands

M Mirshekari, M Ghayoomi… - Geotechnical …, 2018 - asmedigitalcollection.asme.org
Centrifuge testing has been increasingly implemented to characterize the mechanical and
hydraulic behavior of partially saturated soils. Common procedures include unsaturated flow …

[HTML][HTML] Dynamic properties of recycled polyurethane-coated rubber-soil mixtures

AY Akhtar, HH Tsang - Case Studies in Construction Materials, 2023 - Elsevier
A large quantity of end-of-life tire (ELT) rubber is being blended with thermoplastic
polyurethane to provide a durable and ecologically friendly material for flexible surfaces …

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 …

Energy-based approach to study liquefaction triggering in homogeneous and stratified soils under consolidated undrained cyclic loading

A Jain, S Mittal, SK Shukla - Engineering Geology, 2023 - Elsevier
Pore water pressure development through seismic effect is one of the key reasons for
liquefaction failures in the foundations, dams, bridges, slopes and other vulnerable …

Machine learning predictive analysis of liquefaction resistance for sandy soils enhanced by chemical injection

Y Cong, T Motohashi, K Nakao, S Inazumi - Machine Learning and …, 2024 - mdpi.com
The objective of this study was to investigate the liquefaction resistance of chemically
improved sandy soils in a straightforward and accurate manner. Using only the existing …

Determination of dynamic properties of fine-grained soils at high cyclic strains

SSA Shah, AR Asif, W Ahmed, I Islam, M Waseem… - Geosciences, 2023 - mdpi.com
Shear modulus (SM) and damping ratio (DR) are significant in seismic design and the
performance of geotechnical systems. The evaluation of soil reactions to dynamic loads …

Factors affecting strength and stiffness of dry sand-rubber tire shred mixtures

BR Madhusudhan, A Boominathan… - Geotechnical and …, 2019 - Springer
This paper deals with the characterization of dry sand-rubber tire shred mixtures to find
shear strength and dynamic properties. A series of ordinary triaxial shear tests, direct shear …

Cyclic direct simple shear test to measure strain-dependent dynamic properties of unsaturated sand

KN Le, M Ghayoomi - Geotechnical Testing Journal, 2017 - asmedigitalcollection.asme.org
The dynamic properties of a clean sand under different degrees of saturation were
investigated using a modified custom built Direct Simple Shear (DSS) apparatus at the …

Assessment of dynamic properties of a new lunar highland soil simulant (LSS-ISAC-1) developed for Chandrayaan missions

T Prabu, K Muthukkumaran, I Venugopal - Soil Dynamics and Earthquake …, 2022 - Elsevier
The distinct difference between the lunar surface (Moon) and the Earth forced space
research organizations (SRO) and researchers to study the geotechnical properties of the …