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
… of flexible rockfall barriers are conventionally conducted using the full-scale impact tests in …

Dynamic response of flexible rockfall barriers under different loading geometries

RCH Koo, JSH Kwan, C Lam, CWW Ng, J Yiu, CE Choi… - Landslides, 2017 - Springer
rockfall barriers under concentrated areal impact loads. A new bilinear force-displacement
model was incorporated into the model to simulate the behavior of the energy-dissipating …

Flexible rockfall barriers subjected to extreme loads

A Volkwein, A Roth, W Gerber… - Structural engineering …, 2009 - Taylor & Francis
load cases are mostly neglected. Therefore, this contribution checks the durability of existing
rockfall protection systems when they are subject to load … the whole impact load on one …

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
impact of barrier stiffness on the transmission of load to the structural elements (cables and
posts). Four low energy barriers (… Scientific Seminar on impact load by rock fall and design of …

Dynamic response of flexible rockfall barriers with different block shapes

Z Yu, L Luo, C Liu, L Guo, X Qi, L Zhao - Landslides, 2021 - Springer
… an impact loading when it hits a structure. Flexible rockfall barriers are regarded as
passive protection structures and are widely used to protect against rockfall. A typical flexible …

[PDF][PDF] Testing and modeling of two rockfall barriers

G Hearn, RK Barrett, HH Henson - Transportation research …, 1995 - onlinepubs.trb.org
rockfall and the performance of the barrier are basic findings of tests. Simulation of test
impacts … provides information about the load demand on components of barriers. Test data are …

Development of effective rockfall barriers

G Hearn, RK Barrett, HH Henson - Journal of transportation …, 1995 - ascelibrary.org
… of rockfall and barriers. This paper presents three rockfall barriers developed by Colorado
DOT, notes the tools available for rockfall hazard rating, simulation of rockfall dynamics, and …

[PDF][PDF] Impact actions on rockfall protection barrier

A Yong, NTK Lam, M Disfani… - Procs …, 2016 - researchbank.swinburne.edu.au
… This paper explores the viability of designing rockfall barriers without any base restraints.
The barrier is expected to resist impact solely by the inertial effects arising from its self-mass. …

[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
… ABSTRACT: 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 …

Large-scale physical modeling study on the interaction between rockfall and flexible barrier

DY Tan, JH Yin, JQ Qin, ZH Zhu, WQ Feng - Landslides, 2018 - Springer
… Moreover, a simple approach for estimating the impact loading of a boulder on a flexible
barrier is proposed in this study. This approach is calibrated and verified using measured …