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 …

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 …

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 …

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 …

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 …

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 …

Landslide probability mapping by considering fuzzy numerical risk factor (FNRF) and landscape change for road corridor of Uttarakhand, India

U Sur, P Singh, PK Rai, JK Thakur - Environment, Development and …, 2021 - Springer
Landslide poses severe threats to the natural landscape of the Lesser Himalayas and the
lives and economy of the communities residing in that mountainous topography. This study …

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 …

Landslide mobility analysis for design of multiple debris-resisting barriers

JSH Kwan, RCH Koo, CWW Ng - Canadian Geotechnical …, 2015 - cdnsciencepub.com
Multiple debris-resisting barriers have been commonly used worldwide to mitigate debris
flows in drainage lines. However, a well-developed methodology to assess the mobility of …