Dynamic response of rock sheds to successive rockfall impacts using lightweight expanded clay aggregate (LECA) cushions: An experimental and numerical study

H Meree, D Wang, S Yan, M Li, S Lu, M Lovati… - International Journal of …, 2024 - Elsevier
This study investigates the effectiveness of Lightweight Expanded Clay Aggregate (LECA)
as a novel cushion material mitigating repeated rockfall impacts on reinforced concrete (RC) …

Discrete element modeling of rock-filled gabions under successive boulder impacts

GC Yang, F Qiao, Y Lu, QH Yao, CY Kwok - Computers and Geotechnics, 2024 - Elsevier
A discrete element model consisting of irregular crushable filling particles and a flexible wire
mesh is established. The numerical model is validated against the static net punching test …

The buffering performance of a flexible buffer-sand layer composite cushion used for rockfall shed: experimental and numerical investigation

Y **, Z Yu, L Liao, L Zhang, L Luo - Landslides, 2024 - Springer
A common practice in mountainous areas for rockfall protection is to cover the top slab of a
rockfall shed with a thick granular layer to buffer the impact. However, the weight of the sand …

Failure mode of the hazardous Diaozui rock mass of the Qutang Gorge in the Three Gorges Reservoir area based on a three-dimensional numerical analysis

H Peng, Q **e, B Chen, K Tan, Z Cao, B Wu - Bulletin of Engineering …, 2024 - Springer
The occurrence of rockfalls is a prevalent geological hazard, especially in the Three Gorges
Reservoir area of the Yangtze River. Analyzing the pre-rockfall evolution process of …

Characterization and prediction of the effects of random factors on buffering efficiency in slope-cushion layer collisions through the discrete element method

S Duan, G Li, X Yang - Computational Particle Mechanics, 2024 - Springer
This study developed a numerical model based on the discrete element method to
investigate the characteristics of a granular slope-cushion layer during collision. The model …

Experimental Study on the Failure Mechanics of Gabion Elements Considering Multiple Factors

H Zhang, G Liu, Q Wang, Z Yan, G Xu - Geotechnical and Geological …, 2024 - Springer
Although gabion has been utilized in geotechnical engineering fields, research on its failure
mechanics lags behind its practical applications due to the discrete nature of its mechanical …

Bayesian interface based calibration of a novel rockfall protection structure modelled in the Non-smooth contact dynamics framework

R Gupta, F Bourrier, V Acary, S Lambert - Engineering Structures, 2023 - Elsevier
This article presents the development and calibration of a numerical model simulating the
response of a novel rockfall protection structure subjected to localized dynamic loading. This …

A Case Study: Cost-Benefit and Risk Analyses of Gabion Wall for Rockfall Protection Method in Bozkir, Turkey

B Fidan, Y Yenginar, M Olgun - Konya Journal of Engineering …, 2024 - dergipark.org.tr
The construction of residential buildings, highways, and dams in the areas under the risk of
rockfall constitutes a significant threat to life and property safety. Previously, the easiest …