Characterization of particle size segregation and heterogeneity along the slopes of a waste rock pile using image analysis

P Qiu, T Pabst - Environmental Earth Sciences, 2023 - Springer
Large amounts of waste rock are produced during mining operations and often disposed of
in large piles. Particle size segregation usually occurs during waste rock disposal, which can …

Effect of construction method and bench height on particle size segregation during waste rock disposal

P Qiu, T Pabst - International Journal of Mining, Reclamation and …, 2024 - Taylor & Francis
Waste rock segregation and heterogeneity can increase the hydrogeotechnical and
geochemical instability of waste rock piles, but characterising segregation quantitatively in …

Improving clay-geogrid interaction: Enhancing pullout resistance with recycled concrete aggregate encapsulation

SM Ghasemi, SM Binesh, PT Shourijeh - Geotextiles and Geomembranes, 2024 - Elsevier
Abstract In this study, Recycled Concrete Aggregate (RCA) was employed as a sandwich
technique around the geogrid to enhance the pullout resistance of the geogrid in clayey …

Thermodynamic basis of granular STZ model and its application in revealing shear resistance reduction mechanisms of granular soils under vibration

T Xie, P Guo, D Stolle - Continuum Mechanics and Thermodynamics, 2023 - Springer
The granular shear-transformation-zone (STZ) model is an energy-based constitutive model
for studying granular materials subjected to vibration. This paper provides a detailed …

The effects of moisture content on filtration of mixed core soils in embankment dams

PT Shourijeh, A Soroush… - Proceedings of the …, 2022 - icevirtuallibrary.com
Mixed or intermediate soils are widely used in the construction of embankment dams.
Unfavourable climate conditions and poor quality control may result in the use of mixed soils …

Experiments for Enhancing Tailings Slurry Drainage and Geotechnical Performance Using Nonsegregation Flocculation and Geotextile

J Xiong, Q Jiang, C Zhang - Journal of Testing …, 2021 - asmedigitalcollection.asme.org
Pumping tailings slurry into geotextile bags is a burgeoning method employed to build
tailings dams with improved tailings management. Fine contents bring great challenges for …

Investigation of waste rock segregation and heterogeneity during disposal using field observation, experimental tests and discrete element simulations

P Qiu - 2022 - search.proquest.com
Mining operations generate large amounts of waste rock which are generally disposed of on
the surface. Waste rock disposal using push-dumping and end-dumping methods usually …

[PDF][PDF] The segregation of a sand-gravel dam filter of crushed rock and the influence of water content

H Rönnqvist, R Girard, J Lundin - Material Sci & Eng, 2020 - pdfs.semanticscholar.org
By fulfilling the requirements by modern design criteria, the filter of an embankment dam is
typically designed to satisfy strict filtering and drainage properties. Nonetheless …