[HTML][HTML] Grading scal** and sample size effects on critical shear strength of mine waste rock through laboratory and in-situ testing
Geotechnical stability analyses of mine waste rock (WR) piles require the critical friction
angle (ϕ cr) of the coarse blasted rock. However, due to the presence of oversized rock …
angle (ϕ cr) of the coarse blasted rock. However, due to the presence of oversized rock …
A novel large-scale direct shear apparatus considering size effects on strength of frozen coarse-grained soils
J Zhao, L Peng, Z Hao, J Wang, D Wang, J Qi - Transportation Geotechnics, 2024 - Elsevier
As engineering activities in cold regions expand and the application of artificial ground
freezing technology in constructions grows, understanding the strength of frozen coarse …
freezing technology in constructions grows, understanding the strength of frozen coarse …
Rev assessment of granular materials with varied grading based on macro-and micro-mechanical statistical data
To assess the mechanical behavior of granular materials in triaxial tests, a mandatory
condition is to guarantee a representative elemental volume (REV) sample. This is achieved …
condition is to guarantee a representative elemental volume (REV) sample. This is achieved …
[HTML][HTML] Particle shape distribution effects on the critical strength of granular materials
This study investigates the influence of correlations between particle morphology and
gradation on the critical shear strength of three-dimensional granular assemblies via …
gradation on the critical shear strength of three-dimensional granular assemblies via …
Investigation of compressibility of rockfill materials using DEM: Role of sample size and boundary condition
Understanding the in-situ behavior of rockfill materials through laboratory tests is
challenging due to the influence of sample size. In this study, the discrete element method …
challenging due to the influence of sample size. In this study, the discrete element method …
Geotechnical designs of mine waste rock (WR) piles require the critical friction angle (ϕ cr)
of the coarse crushed rock. For this purpose, grading scal** techniques must be used to …
of the coarse crushed rock. For this purpose, grading scal** techniques must be used to …
Size effects assessment of mine waste-rock shear strength combining numerical, laboratory and in situ approaches
With the aim of performing stability analyses of waste-rock (WR) piles, the critical shear
strength of loose WR material must be characterised. However, due to the presence of …
strength of loose WR material must be characterised. However, due to the presence of …
Particle size effects on critical strength of granular soils through numerical and laboratory testing
The critical shear strength characterization of waste rock (WR) is crucial for assessing the
stability of waste rock piles. However, laboratory testing is challenging due to the broad …
stability of waste rock piles. However, laboratory testing is challenging due to the broad …
[PDF][PDF] Effects of grain size and shape distributions on the critical strength of granular materials: a DEM study.
The shear strength of coarse granular materials, such as rockfills or mine waste rocks, is
typically evaluated on small samples by adjusting the particle size distribution (PSD) of the …
typically evaluated on small samples by adjusting the particle size distribution (PSD) of the …
[PDF][PDF] Implications of Adopting Up-scaled Particle Size Distribution in DEM for Simulating the Mechanical and Instability Response of Sand
MS Negi, M Mukherjee, DR SV - researchgate.net
The problems encountered in geomechanics are usually three-dimensional in nature, where
soil elements are subjected to principal stress rotations. The influence of such principal …
soil elements are subjected to principal stress rotations. The influence of such principal …