Flexible rockfall barriers subjected to extreme loads

A Volkwein, A Roth, W Gerber… - Structural engineering …, 2009 - Taylor & Francis
Flexible rockfall barriers are proven protection systems to mitigate the hazard of rocks falling
on people and infrastructure. To assure that such systems are able to dynamically stop …

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 …

Virtual testing of existing semi-rigid rockfall protection barriers

S de Miranda, C Gentilini, G Gottardi, L Govoni… - Engineering …, 2015 - Elsevier
Semi-rigid rockfall protection barriers are steel structures constituted by a principal
interception structure made of cables mounted on structural steel posts fully restrained to the …

Experiments and dynamic finite element analysis of a wire-rope rockfall protective fence

PV Tran, K Maegawa, S Fukada - Rock mechanics and rock engineering, 2013 - Springer
The imperative need to protect structures in mountainous areas against rockfall has led to
the development of various protection methods. This study introduces a new type of rockfall …

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 …

Experimental testing of rockfall barriers designed for the low range of impact energy

O Buzzi, M Spadari, A Giacomini, S Fityus… - Rock mechanics and rock …, 2013 - Springer
Most of the recent research on rockfall and the development of protective systems, such as
flexible rockfall barriers, have been focused on medium to high levels of impacting energy …

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 …

Three-dimensional numerical modelling of falling rock protection barriers

C Gentilini, L Govoni, S de Miranda, G Gottardi… - Computers and …, 2012 - Elsevier
This paper presents a new numerical strategy for the design and verification of flexible
falling rock barriers: passive protection measures for risk mitigation of potentially unstable …

Prototype of a wire-rope rockfall protective fence developed with three-dimensional numerical modeling

P Van Tran, K Maegawa, S Fukada - Computers and Geotechnics, 2013 - Elsevier
This study uses a numerical procedure, previously validated with data from full-scale
experiments, to investigate the performance of a modified prototype wire-rope fence to …

[引用][C] Damage mechanism of rockfall barriers under strong impact loading

Z Shi-chun, YU Zhi-xiang, Z Lei, QI Xin, WEI Tao - 工程力学, 2016 - 工程力学