Assessing debris flow impact on flexible ring net barrier: A coupled CFD-DEM study

X Li, J Zhao, JSH Kwan - Computers and Geotechnics, 2020 - Elsevier
Flexible ring net barriers have become increasingly popular in practical mitigation of debris
flow worldwide. Systematic assessments of their response and performance subjected to the …

Studies on flexible rockfall barriers for failure modes, mechanisms and design strategies: a case study of Western China

ZX Yu, L Zhao, YP Liu, SC Zhao, H Xu, SL Chan - Landslides, 2019 - Springer
A field investigation on the actual protective performance of a flexible rockfall barrier along a
mountain road in western China is presented in this paper. The total area of the flexible …

Full-scale dynamic analysis of an innovative rockfall fence under impact using the discrete element method: from the local scale to the structure scale

D Bertrand, A Trad, A Limam, C Silvani - Rock mechanics and rock …, 2012 - Springer
In order to protect infrastructures against rockfalls, civil-engineered mitigation measures are
widely used. Flexible metallic fences are particularly well suited to stop the propagation of …

An energy allocation based design approach for flexible rockfall protection barriers

H Xu, C Gentilini, Z Yu, X Qi, S Zhao - Engineering Structures, 2018 - Elsevier
This paper proposes an effective design approach for quickly determining the specification,
size and amount of components of a flexible rockfall protection barrier structure. The …

Coupled numerical simulation of a flexible barrier impacted by debris flow with boulders in front

L Zhao, JW He, ZX Yu, YP Liu, ZH Zhou, SL Chan - Landslides, 2020 - Springer
Flexible barriers have been widely adopted to mitigate the debris flow disasters. However,
the research on the coupled interaction analysis between flexible barriers and debris flows …

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 …

Design of rockfall net fences and the new ETAG 027 European guideline

D Peila, C Ronco - Natural Hazards and Earth System …, 2009 - nhess.copernicus.org
The need for protection against rockfall has led to the development of different types of
technological solutions that are able to both prevent blocks from detaching from rock walls …

Energy dissipating devices in falling rock protection barriers

L Castanon-Jano, E Blanco-Fernandez… - Rock Mechanics and …, 2017 - Springer
Rockfall is a phenomenon which, when uncontrolled, may cause extensive material damage
and personal injury. One of the structures used to avoid accidents caused by debris flows or …

Mechanics of chain-link wire nets with loose connections

JP Escallón, C Wendeler, E Chatzi, P Bartelt - Engineering Structures, 2015 - Elsevier
Chain-link wire nets are used for slope stabilization, natural hazard protection systems, mine
and tunnel safety and many other important applications. In rockfall protection barriers the …

Numerical modelling of a low-energy rockfall barrier: new insight into the bullet effect

A Mentani, A Giacomini, O Buzzi, L Govoni… - Rock Mechanics and …, 2016 - Springer
This paper investigates the dynamic response of low energy, semi-rigid rockfall barriers. The
study is based on a FE model that reproduces the geometry, components and connections …