Safety analysis of Sormeh underground mine to improve sublevel stoping stability

M Hosseini, A Azhari, R Lotfi… - Deep Underground …, 2023 - Wiley Online Library
In underground mines, sublevel stoping is used among a variety of different methods for
mining an orebody, which creates large underground openings. In this case, the stability of …

[PDF][PDF] Stope stability assessment and effect of horizontal to vertical stress ratio on the yielding and relaxation zones around underground open stopes using empirical …

M Sepehri, D Apel, W Liu - Archives of Mining Sciences, 2017 - bibliotekanauki.pl
Predicting the stability of open stopes can be a challenging task for underground mine
engineers. For decades, the stability graph method has been used as the first step of open …

[HTML][HTML] Evaluation of stope stability in underground mine; Hermyingyi (Sn-W deposit) mine in Myanmar

CT Oo, T Sasaoka, H Shimada, A Hamanaka… - Journal of Geoscience …, 2021 - scirp.org
The stability of underground excavations has become an important issue in order to extend
underground mining operations and extract deeper deposits. The increasing demand for Tin …

An approach to stope stability assessment in open stope mining environment

M Zhalel, AC Adoko, S Korigov - ARMA US Rock Mechanics …, 2020 - onepetro.org
Assessing the stability of mine stope in open stope mining is essential, as unstable
hangingwalls and footwalls lead to dilution and safety concerns compromising the …

[HTML][HTML] A Stope Mining Design with Consideration of Hanging Wall When Transitioning from Open Pit Mining to Underground Mining for Sepon Gold Mine Deposit …

S Phaisopha, H Shimada, T Sasaoka, A Hamanaka… - Mining, 2023 - mdpi.com
This study investigates the transition from surface to underground mining at the Sepon Gold
mine. The stability of surface slopes is assessed prior to commencing underground …

Assessing the effect of open stope geometry on rock mass brittle damage using a response surface methodology

S Heidarzadeh, A Saeidi, A Rouleau - International Journal of Rock …, 2018 - Elsevier
Over the past decades, the mining of deep underground resources has greatly expanded
due to the shortage of easily minable, near-surface mineral deposits. 1, 2 Among numerous …

Stability assessment of non-entry stopes using nonlinear finite element analysis

Y Zhang, HS Mitri - ARMA Canada-US Rock Mechanics Symposium, 2007 - onepetro.org
ABSTRACT ABSTRACT: A method based on yield zone distribution to assess the stability of
non-entry mine stopes in sublevel stoping with delayed backfill is presented. The method …

[HTML][HTML] Influence of stope design on stability of hanging wall decline in cibaliung underground gold mine

H Shimada, T Sasaoka, RK Wattimena… - International journal of …, 2013 - scirp.org
Cibaliung Underground Gold Mine applies cut and fill mining method to optimize ore
production and maintain underground stability. Existing 5 m× 5 m height and width of stope …

Development of new design tools for open stoping underground mines

JA Vallejos, R Miranda, L Burgos… - ARMA US Rock Mechanics …, 2017 - onepetro.org
The stability graph method has been used for more than three decades for the design of
stopes in sublevel stoping mining operations. This method estimates the stope size required …

Stability evaluation and structural parameters optimization of stope based on area bearing theory

HY Qiu, MQ Huang, YJ Weng - Minerals, 2022 - mdpi.com
A reasonable and stable stope structure is the premise of realizing safe mining of
underground metal ore. To safely mine the gently inclined medium-thick ore body, stope …