Research into impact of leaving waste rocks in the mined-out space on the geomechanical state of the rock mass surrounding the longwall face

A Smoliński, D Malashkevych, M Petlovanyi… - Energies, 2022 - mdpi.com
Backfilling technology is not always used by mining enterprises, which is conditioned by
technological and economic factors, such as the need for high mining rates and costs for the …

Impact of ground surface subsidence caused by underground coal mining on natural gas pipeline

O Bazaluk, O Kuchyn, P Saik, S Soltabayeva, H Brui… - Scientific Reports, 2023 - nature.com
Underground mining of minerals is accompanied by a change in the rock mass
geomechanical situation. This leads to the redistribution of stresses in it and the occurrence …

Substantiation of mining systems for steeply dip** low-thickness ore bodies with controlled continuous stope extraction.

K Rysbekov, M Bitimbayev… - Mining of Mineral …, 2022 - search.ebscohost.com
Purpose. The solution to one of the important problems of the underground mining method is
to substantiate cost-effective, technologically feasible and safe variants for mining steeply …

Investigation of the rock mass state in the near-wall part of the quarry and its stability management

P Saik, K Rysbekov, KK Kassymkanova… - Frontiers in Earth …, 2024 - frontiersin.org
Introduction: The research is aimed to identify the vulnerable areas of quarry slopes through
the creation of a stress-strain state model for the rock mass at the Vostochny quarry, East …

Slope stability numerical analysis and landslide prevention of coal mine waste dump under the impact of rainfall—a case study of Janina Mine, Poland

PMV Nguyen, A Wrana, S Rajwa, Z Różański… - Energies, 2022 - mdpi.com
In Poland, the mining waste from underground coal mines is commonly deposited in surface
dump sites, forming slopes or piles of materials dozens of meters high. Because of the loose …

[PDF][PDF] Improving a geophysical method to determine the boundaries of ore-bearing rocks considering certain tectonic disturbances

KK Kassymkanova, S Istekova, K Rysbekov… - Mining of Mineral …, 2023 - mining.in.ua
Purpose is to improve a geophysical method of determining the boundaries of ore-bearing
rocks and tectonic disturbances under complex mining and geological conditions while …

An improved unascertained measure-set pair analysis model based on fuzzy AHP and entropy for landslide susceptibility zonation map**

X Yang, Z Hao, K Liu, Z Tao, G Shi - Sustainability, 2023 - mdpi.com
Landslides are one of the most destructive and common geological disasters in the
Tonglvshan mining area, which seriously threatens the safety of surrounding residents and …

Study of stress concentration on the contour of underground mine workings

S Pysmennyi, S Chukharev, A Peremetchyk… - Inżynieria …, 2023 - yadda.icm.edu.pl
Kryvyi Rih iron ore basin consists of complex structured ore deposits and is developed by
the underground method at depths of over 1000 m. The underground method is used to …

Predictive geometrization of grade indices of an iron-ore deposit.

A Peremetchyk, O Kulikovska… - Mining of Mineral …, 2022 - search.ebscohost.com
Purpose is development of the methods to predict indices of iron-ore deposits relying upon
the improvement of available techniques as well as formulation of new geometrization …

Calculation model for progressive residual surface subsidence above mined-out areas based on logistic time function

C Li, L Ding, X Cui, Y Zhao, Y He, W Zhang, Z Bai - Energies, 2022 - mdpi.com
The exploitation of underground coal resources has stepped up local economic and social
development significantly. However, it was inevitable that time-dependent surface settlement …