Rockfall protection wall that can withstand multiple strikes without needing to be repaired

JS Perera, N Lam - International Journal of Impact Engineering, 2023 - Elsevier
In a hilly and congested urban environment, use of reinforced concrete barrier for hillslope
protection is common. With some of these barriers, a layer of gabion is placed in front of the …

[PDF][PDF] Rockfall impact on protection galleries

R Chikatamarla, J Laue, SM Springman - The Second International …, 2004 - Citeseer
Rockfalls are one of the most prevailing natural hazards in the mountainous regions in
Switzerland. Concrete protection galleries are used to protect the local infrastructure and …

Predictions of localised damage to concrete caused by a low-velocity impact

ZZA Majeed, NTK Lam, EF Gad - International Journal of Impact …, 2021 - Elsevier
Hillside RC barriers protected by gabion cushion layers are commonly used as passive
defence measures to contain landslides and rockfalls. Gabions are expensive and require …

Numerical simulation of responses of flexible rockfall barriers under impact loading at different positions

L Zhao, ZX Yu, YP Liu, JW He, SL Chan… - Journal of Constructional …, 2020 - Elsevier
Flexible rockfall barriers have been widely used to mitigate rockfalls and protect residential
buildings, railroads and highways from such natural hazard. Evaluation of the performance …

An experimental investigation of the response of slender protective structures to rockfall impacts

S Lambert, F Bourrier, P Gotteland… - Canadian geotechnical …, 2020 - cdnsciencepub.com
This article investigates the mechanical response of slender rockfall protection
embankments subjected to impacts based on real-scale experiments. More specifically, it …

A new approach to evaluate the effectiveness of rockfall barriers

A Mentani, L Govoni, G Gottardi, S Lambert… - Procedia …, 2016 - Elsevier
The paper addresses the response of a semi-rigid rockfall protection barrier using numerical
models. The study show a large dependence of the barrier response to the impact …

Experimental and numerical impact responses of an innovative rockfall protection structure made of articulated concrete blocks

A Furet, P Villard, JP Jarrin, S Lambert - Rock Mechanics and Rock …, 2022 - Springer
This study deals with an innovative type of protection structure for gravity-driven natural
hazards such as landslides (slope failures, rockfalls, etc.) consisting of a vertical wall made …

Rockfall barrier behavior under multiple impact events

G Brunet, G Giacchetti, A Grimod - 64th Highway Geology …, 2013 - trid.trb.org
When a barrier is impacted by rocks, multiple components of the barrier are engaged to
absorb the energy generated by the falling rocks. More often than not, rockfall events …

Large-scale successive boulder impacts on a rigid barrier shielded by gabions

CWW Ng, CE Choi, AY Su, JSH Kwan… - Canadian Geotechnical …, 2016 - cdnsciencepub.com
Debris flows occur in multiple surges. Boulders entrained within the flow have been reported
to incapacitate structures within its flow path. Single-layer cushions, such as gabions, are …

[PDF][PDF] A new numerical modelling approach for flexible rockfall protection barriers based on failure modes

X Qi, ZX Yu, L Zhao, H Xu, SC Zhao - Advanced Steel Construction, 2018 - ascjournal.com
To study the mechanical behaviour of the flexible rockfall protection barriers under impact
load, four full-scale impact tests involving protection capacities of 750 kJ and 2000 kJ were …