Slope stability of deep surface coal mines in the presence of a weak zone

A Mikroutsikos, AI Theocharis, NC Koukouzas… - … and Geophysics for Geo …, 2021 - Springer
Coal and lignite (brown coal) are geo-resources that govern energy production for decades.
Geomechanical challenges, particularly slope stability, related to surface coal and lignite …

Forest road subgrade improvement by lime and sodium nanoalginate used as stabilizers for clay soils

F Mousavi, E Abdi, SA Borz - Forests, 2023 - mdpi.com
Fine-grained soils cause problems for forest road construction and often require
improvements of their mechanical properties. One of the methods of improving mechanical …

Importance of geotechnical soil properties for precision Forest activities in a karst area

T Dindaroglu, Y Vermez, R Gundogan, T Yakupoglu… - Ecological Frontiers, 2024 - Elsevier
Some soil behaviors change significantly as water content varies over time. The particle size
distribution of soils has a direct impact on mechanical properties such as soil water content …

Mine pressure behavior of gob-side entry retaining by roof cutting in closely spaced coal seams

P Guo, S Deng, Z Jin, X Zhu, Y Wang, B Ta… - Geotechnical and …, 2024 - Springer
To study the influence of the mined-out area in the nearby upper section of a coal seam on
the mining of the working face of the lower seam, in this study, the mining of the 18–4 …

Probabilistic slope stability analysis: A novel distribution for soils exhibiting highly variable spatial properties

V Renaud, M Al Heib - Probabilistic Engineering Mechanics, 2024 - Elsevier
Slope stability calculation depends on the soil properties (cohesion and the friction angle) of
the soil. Heterogeneous terrains are frequently observed in civil and mining projects where …

[HTML][HTML] Organic Amendments Improve the Quality of Coal Gob Spoils: A Sustainable Mining Waste Reclamation Method

Z Zhang, A Satpathy, K Morris, A RoyChowdhury… - Applied Sciences, 2024 - mdpi.com
Coal mine tailings can lead to a range of environmental problems, including toxic metal
contamination, soil erosion, acid mine drainage, and increased salinity. Mine spoils from …

Effect of Ground Improvement on Settlement Problems of Lignite Spoil Heaps Using Numerical Modelling

A Papagiannis, AI Theocharis, NC Koukouzas… - International Journal of …, 2024 - Springer
Surface coal mining activities have resulted in the creation of massive spoil heaps
worldwide. As the world moves towards clean energy and sustainable development, the …

3D Numerical Analysis for the Valorization Potential of Spoil Heaps by Shallow Foundations

AI Theocharis, IE Zevgolis, C Roumpos, NC Koukouzas - Sustainability, 2022 - mdpi.com
Coal has been an energy source exploited for several decades, with its extraction being
linked to creating wastes. Surface mines' overburden and interburden materials are typically …

Probability distributions of geotechnical properties for heterogeneous lignite mine spoils

AI Theocharis, IE Zevgolis, C Roumpos… - International Journal …, 2024 - Taylor & Francis
During surface coal mining, large amounts of overburden waste materials, known as spoils,
are excavated and dumped, creating massive heaps. The sustainable management of these …

[PDF][PDF] Deformation and failure analysis of heterogeneous slope using nonlinear spatial probabilistic finite element method

P Garg, PK Gautam, AK Verma, G Budi - AIMS Mathematics, 2024 - aimspress.com
Deformation and failure analysis of heterogeneous slope using nonlinear spatial probabilistic
finite element method Page 1 AIMS Mathematics, 9(10): 26339–26370. DOI …