Impact dynamics of granular debris flows based on a small-scale physical model

C Scheidl, C Friedl, L Reider, S Wernhart, AL Fuchs… - Acta Geotechnica, 2024 - Springer
The peak pressure of a granular debris flow at low Froude conditions can be calculated with
knowledge of the stress anisotropy and the bulk density as well as the run-up height at …

Two-phase MPM modelling of debris flow impact against dual rigid barriers

CWW Ng, Z Jia, S Poudyal, A Bhatta, H Liu - Géotechnique, 2023 - icevirtuallibrary.com
Multiple barriers are usually installed to effectively mitigate large-volume debris flows.
Existing multiple-barrier design recommendations ignore the effects of solid–fluid interaction …

On the impact of dry granular flow against a rigid barrier with basal clearance via discrete element method

W Shen, G Luo, X Zhao - Landslides, 2022 - Springer
Rigid barriers are prevalent structure countermeasures for mitigating granular flow hazards
in mountainous areas. To reduce maintenance for barriers, a basal clearance is commonly …

Influences of deposition upslope the barrier on the dynamic impact of dry granular flow

J Fang, Y Cui, H Liu, L Zhang, GGD Zhou, H Fan - Engineering Geology, 2023 - Elsevier
The destructive granular flow hazards can be mitigated by intercepting the solid particles
using protective barrier in the flow paths. Changes in the performance of barrier are usually …

A Perspective of Surge Dynamics in Natural Debris Flows Through Pulse‐Doppler Radar Observations

T Schöffl, G Nagl, R Koschuch… - Journal of …, 2023 - Wiley Online Library
As a consequence of their natural occurrence and the frequent formation of multiple surges
with high sediment loads, debris flows are considered one of the most hazardous gravity …

Efficient intensity measures for vulnerability assessment of reinforced concrete buildings under flow-type and slow to moderately moving landslides

M Kulariya, SK Saha - Structures, 2024 - Elsevier
The present study proposes efficient intensity measures for landslide vulnerability
assessment of undamaged and earthquake-damaged reinforced concrete (RC) buildings …

Debris flow overflowing flexible barrier: physical process and drag load characteristics

L Wang, D Song, GGD Zhou, XQ Chen, M Xu, CE Choi… - Landslides, 2022 - Springer
The multiple-barrier mitigation strategy in the debris-flow source area is an effective
approach to inhibit debris-flow entrainment and scale amplification along the flow path …

Effects of bed hydrophobicity on post‐fire debris flow entrainment and momentum growth

CWW Ng, M Zheng, H Liu… - Journal of Geophysical …, 2022 - Wiley Online Library
Forest wildfires leave vast areas with burned topsoil that is water repellent, susceptible to
erosion by surface runoff and a potential source of debris flow. To mitigate post‐fire debris …

Characteristics of debris flow impact on a double-row slit dam

Z Wang, D Liu, Y You, X Lyu, J Liu, W Zhao… - Journal of Mountain …, 2023 - Springer
To accurately predict impact loads can ensure the safe operation of debris flow control
projects. The instantaneous impact process is usually considered in the calculation of the …

Modelling of landslide-structure interaction (LSI) through material point method (MPM)

A Di Perna, S Cuomo, M Martinelli - … and Technology, Volume 2 Issue 1 …, 2023 - Springer
A novel numerical approach, namely Material Point Method (MPM), is applied to analyze the
build-up of pore water pressure inside the landslide body during the impact against different …