Recent development on macro–micro mechanism of soil-structure interface shearing through DEM

WB Chen, WH Zhou, ZY Yin - Archives of Computational Methods in …, 2023 - Springer
The emergence of the discrete element method (DEM) provides a powerful tool to
investigate the macro–micro mechanism of soil-structure interface (SSI). Understanding the …

[HTML][HTML] Shear strength and life cycle assessment of volcanic ash-based geopolymer and cement stabilized soil: A comparative study

P Ghadir, M Zamanian, N Mahbubi-Motlagh… - Transportation …, 2021 - Elsevier
There is a growing interest in develo** environmentally-friendly substitution for Portland
cement in soil stabilization. This study evaluated the feasibility of using volcanic ash (VA) …

New soil abrasion testing method for soft ground tunneling applications

EA Gharahbagh, J Rostami, AM Palomino - Tunnelling and Underground …, 2011 - Elsevier
Prediction of the tool wear and life, as well as secondary wear on machine components, in
soft ground tunneling using shielded machines with a pressurized face has been a difficult …

A methodical calibration procedure for discrete element models

M Rackl, KJ Hanley - Powder technology, 2017 - Elsevier
Researchers and engineers have widely adopted the discrete element method (DEM) for
simulation of bulk materials. One important aspect in such simulations is the determination of …

Interfacial shear strength of fiber reinforced soil

CS Tang, B Shi, LZ Zhao - Geotextiles and Geomembranes, 2010 - Elsevier
The interfacial mechanical interaction between the reinforcement and soil matrix is a key
factor in controlling the engineering properties of reinforced soil. To evaluate the factors …

Multi-scale understanding of sand-geosynthetic interface shear response through Micro-CT and shear band analysis

R Khan, GM Latha - Geotextiles and Geomembranes, 2023 - Elsevier
To understand the process of mobilisation of shear strength in sand-geosynthetic interfaces
at a fundamental level, it is essential to precisely characterize the size and shape of the …

Influence of particle size on the friction and interfacial shear strength of sands of similar morphology

P Vangla, GM Latha - International Journal of Geosynthetics and Ground …, 2015 - Springer
Size and morphological characteristics of particles play vital role on the shear and interfacial
shear strength of sands. Often, effects of these parameters are merged and cannot be easily …

Preparation of scrap tire rubber fiber–silica fume mixtures for modification of clayey soils

E Kalkan - Applied Clay Science, 2013 - Elsevier
This experimental work was performed to investigate the influence of silica fume–scrap tire
rubber fiber mixture inclusion on the geotechnical properties of clayey soils. The natural and …

Discrete element simulations of direct shear specimen scale effects

J Wang, M Gutierrez - Géotechnique, 2010 - icevirtuallibrary.com
This paper presents a study of the micromechanics of granular materials as affected by the
direct shear test scale using the discrete element method (DEM). Parametric studies were …

Microstructural investigation on mechanical behavior of soil-geosynthetic interface in direct shear test

P Punetha, P Mohanty, M Samanta - Geotextiles and Geomembranes, 2017 - Elsevier
Interface shear strength between soil and geosynthetics mainly depends on the mechanical
and physical properties of soil, geosynthetics and the normal stress acting at the interface …