Theoretical and numerical analysis of flexural toppling failure in soft-hard interbedded anti-dip rock slopes

R Wang, Y Zheng, C Chen, W Zhang - Engineering Geology, 2023 - Elsevier
Soft-hard interbedded structures are commonly found in anti-dip rock slopes and endow the
slopes with special properties. In this work, a simple two-beam model was first used to …

Stability analysis of anti-dip rock slopes with flexural toppling failure based on deformation compatibility

W Zhao, R Wang, T Nian - Rock Mechanics and Rock Engineering, 2020 - Springer
Flexural toppling often occurs in layered rock slopes, and rock columns behave like inclined
superimposed cantilever beams that bend under their own weight. However, anti-dip rock …

Analysis of the effect of rock layer structure on the toppling failure evolution of soft-hard interbedded anti-dip slopes

Y Liu, D Huang, J Peng, Y Guo - Engineering Failure Analysis, 2023 - Elsevier
The soft-hard interbedded anti-dip rock slopes (SHIADRS) are unique among all layered
rock slopes, as the mechanical properties of hard and soft rock layers are completely …

New stability calculation method for rock slopes subject to flexural toppling failure

G Zhang, F Wang, H Zhang, H Tang, X Li… - International Journal of …, 2018 - Elsevier
Flexural toppling is one of the main failure modes of natural and manmade anti-dip layered
rock slopes. Based on cantilever slab tensile theory, the failure mechanism of flexural …

Study on the mechanisms of flexural toppling failure in anti-inclined rock slopes using numerical and limit equilibrium models

Y Zheng, C Chen, T Liu, H Zhang, K Xia, F Liu - Engineering Geology, 2018 - Elsevier
Flexural toppling failure (FTF) is one of the main types of toppling failures and frequently
occurs in anti-inclined rock slopes. A new UDEC Trigon approach for simulating FTF of a …

Mechanical analysis of toppling failure using FDEM: A case study for soft-hard interbedded anti-dip rock slope

H Guo, C Yan, G Zhang, R Xu, T Wang… - Computers and …, 2024 - Elsevier
In recent years, massive interbedded sandstone and slate anti-dip slopes have been
discovered in the southwest and northwest regions of China. The distinct mechanical …

Analysis of flexural toppling failure in rock slopes using discrete element method

Y Zheng, R Wang, C Chen, F Meng - Frontiers in Earth Science, 2021 - frontiersin.org
Flexural toppling failure is a common failure mode of natural and artificial rock slopes, which
has caused serious damage to human life and property. In this work, an advanced numerical …

Stability analysis of antidip bedding rock slopes with very low-persistent cross joints using a limit-equilibrium model and fracture mechanics

R Wang, Y Zheng, C Chen, W Zhang… - International Journal of …, 2023 - ascelibrary.org
Antidip bedding rock slopes always contain a developed set of joints that dip into the free
surface; however, sometimes they have some gently inclined cross joints, and the …

Assessing the stability of rock slopes with respect to flexural toppling failure using a limit equilibrium model and genetic algorithm

Y Zheng, C Chen, F Meng, T Liu, K Xia - Computers and Geotechnics, 2020 - Elsevier
Flexural toppling is a common mode of instability of anti-dip bedding rock slopes. However,
there is currently no theoretical method available for determining the failure surface …

Numerical study on flexural toppling failure of rock slopes using the finite discrete element method

Y Zheng, R Wu, C Yan, R Wang, B Ma - Bulletin of Engineering Geology …, 2024 - Springer
Flexural toppling is a quite complex and common failure mode of anti-dip bedding rock
slopes (ABRSs), since it involves not only deformation of the intact rock but also sliding or …