The damage-failure criteria for numerical stability analysis of underground excavations: A review

S Heidarzadeh, A Saeidi, A Rouleau - Tunnelling and Underground Space …, 2021 - Elsevier
Failure of rock mass in deep underground excavations could be attributed to a broad range
of performance malfunction, from plastic yielding of rock, generation of macro cracks on the …

The effects of in situ stress uncertainties on the assessment of open stope stability: case study at the Niobec Mine, Quebec (Canada)

A Saeidi, S Heidarzadeh, S Lalancette… - Geomechanics for Energy …, 2021 - Elsevier
In deep underground mines, a successful development plan to exploit deeper mining levels
is highly dependent on adequate consideration of the magnitude and orientation of situ …

Industry survey on the current state of stope design methods in the underground mining sector

M Janiszewski, S Pontow, M Rinne - Energies, 2021 - mdpi.com
Stope design is a core discipline within mining engineering. This study analyzes the current
state-of-the-art of stope design through a survey addressed to mining industry professionals …

[HTML][HTML] A methodology for damage evaluation of underground tunnels subjected to static loading using numerical modeling

S Heidarzadeh, A Saeidi - Journal of Rock Mechanics and Geotechnical …, 2024 - Elsevier
We have proposed a methodology to assess the robustness of underground tunnels against
potential failure. This involves developing vulnerability functions for various qualities of rock …

Surveying the mechanical response of non-persistent jointed slabs subjected to compressive axial loading utilising GEP approach

M Asadizadeh, M Rezaei - International Journal of Geotechnical …, 2021 - Taylor & Francis
Strength and deformational behaviour of non-persistent jointed rock mass are the most
important issues in the field of rock mechanics. In this paper, many slab shaped rock-like …

Geomechanical characterization of a heterogenous rock mass using geological and laboratory test results: a case study of the Niobec Mine, Quebec (Canada)

S Heidarzadeh, A Saeidi, C Lavoie, A Rouleau - SN Applied Sciences, 2021 - Springer
To conduct a successful geomechanical characterization of rock masses, an appropriate
interpretation of lithological heterogeneity should be attained by considering both the …

Finite-difference based response surface methodology to optimize tailgate support systems in longwall coal mining

S Mahdevari, M Hayati - Scientific Reports, 2021 - nature.com
Designing a suitable support system is of great importance in longwall mining to ensure the
safe and stable working conditions over the entire life of the mine. In high-speed …

Use of probabilistic numerical modeling to evaluate the effect of geomechanical parameter variability on the probability of open-stope failure: a case Study of the …

S Heidarzadeh, A Saeidi, A Rouleau - Rock Mechanics and Rock …, 2020 - Springer
The inherent variability of the geomechanical parameters of a rock mass plays a critical role
in affecting underground mine stability. Neglecting this characteristic of a rock mass …

Analysis of Fracture Network Formation Mechanisms and Main Controlling Factors of Methane Explosion Fracturing in Deep Shale Reservoir

Y Wang, C Zhai, T Liu, X Yu, J Xu, Y Sun… - Rock Mechanics and …, 2024 - Springer
Methane in situ explosion fracturing can induce intricate fracture networks by detonating
methane desorbed from deep shale reservoirs. Elucidating the fracture propagation …

Coupling Taguchi and response surface methodologies for the efficient characterization of jointed rocks' mechanical properties

M Asadizadeh, H Masoumi, H Roshan… - Rock Mechanics and …, 2019 - Springer
Characterization of jointed rock mechanical properties has been a significant challenge in
rock engineering due to its complex natural structure which consists of intact rock and …