Challenges and perspectives in designing engineering structures against debris-flow disaster

Y Huang, B Zhang - European Journal of Environmental and Civil …, 2022 - Taylor & Francis
Debris-flow disaster has caused large casualties and tremendous economic loss. Check
dams, flexible barriers, silt dams and baffle arrays are most used disaster prevention …

Rainfall-induced landslide susceptibility assessment at the Chongren area (China) using frequency ratio, certainty factor, and index of entropy

H Hong, W Chen, C Xu, AM Youssef… - Geocarto …, 2017 - Taylor & Francis
The main objective of the study was to evaluate and compare the overall performance of
three methods, frequency ratio (FR), certainty factor (CF) and index of entropy (IOE), for …

Comparative landslide susceptibility assessment using statistical information value and index of entropy model in Bhanupali-Beri region, Himachal Pradesh, India

P Singh, A Sharma, U Sur, PK Rai - Environment, Development and …, 2021 - Springer
Landslide is a complex natural hazard that sometimes causes disaster resulting in loss of
life, assets and infrastructure, especially in the Himalayas. Recent studies suggest that for …

Impact mechanisms of granular and viscous flows on rigid and flexible barriers

CWW Ng, D Song, CE Choi, LHD Liu… - Canadian …, 2017 - cdnsciencepub.com
Structural countermeasures such as rigid and flexible barriers are commonly installed in
mountainous regions to intercept mass-wasting processes. Without sufficient and reliable …

Deep learning-based automatic rockfall impact force reconstruction for flexible barrier systems in full-scale tests

X Yang, J Tong, Z Yu, Y Tian - Automation in Construction, 2024 - Elsevier
The rockfall impact force is important for condition assessment and high-performance
structure design of flexible barrier systems, but it is difficult to measure by contact sensors in …

Landslide susceptibility assessment in a lesser Himalayan road corridor (India) applying fuzzy AHP technique and earth-observation data

U Sur, P Singh, SR Meena - Geomatics, Natural Hazards and Risk, 2020 - Taylor & Francis
Abstract The Kalsi-Chakrata road corridor, located in the Lesser Himalayas, experiences
several landslides every year, resulting in a considerable amount of damage to roads …

Load model for designing flexible steel barriers for debris flow mitigation

C Wendeler, A Volkwein, BW McArdell… - Canadian …, 2019 - cdnsciencepub.com
Light-weight flexible steel net barriers catch coarse debris, but let some of the fine material
and water pass through the net. They are difficult to design so that they can withstand the …

Geophysical flows impacting a flexible barrier: effects of solid-fluid interaction

D Song, CE Choi, CWW Ng, GGD Zhou - Landslides, 2018 - Springer
Flexible barriers undergo large deformation to extend the impact duration, and thereby
reduce the impact load of geophysical flows. The performance of flexible barriers remains a …

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 …

Quantitative analysis of debris-flow flexible barrier capacity from momentum and energy perspectives

D Song, GGD Zhou, M Xu, CE Choi, S Li, Y Zheng - Engineering geology, 2019 - Elsevier
In-depth understanding of debris-structure interaction is hindered by a lack of physical data
of debris flow impacting structures. This study reports a set of centrifuge experiments …