Reduction of local scour around a circular bridge pier using the collars and sacrificial piles in non-uniform sediment

MR Bharadwaj, LK Gupta, M Pandey - Geomorphology, 2024 - Elsevier
In the present study, circular and octagonal collars together with sacrificial piles are tested
for their efficiency as protection devices against local scour in the non-uniform sand bed of …

[HTML][HTML] Effectiveness of collars and hooked-collars in mitigating scour around different abutment shapes

ZU Khan, A Ahmed, M Valyrakis, GA Pasha, R Farooq… - Water, 2024 - mdpi.com
Abutment scour is a major cause of bridge failures worldwide, leading to disruptions,
economic losses, and loss of life. The present experimental study examines …

Mitigating scour around bridge piers in alluvial channels using inclined collars

H Hamidifar, SMA Kowsar - Geomorphology, 2025 - Elsevier
Effective mitigation of scour around bridge piers is crucial not only for ensuring structural
stability but also for managing the morphological changes in rivers. This study investigates …

[HTML][HTML] Three-Dimensional Numerical Modeling of Local Scour Around Bridge Foundations Based on an Improved Wall Shear Stress Model

P Yu, S Xu, J Chen, L Zhu, J Zhou, L Yu… - Journal of Marine Science …, 2024 - mdpi.com
Currently, there are two primary issues with CFD simulations of local scour around bridge
foundations using the RANS method. Firstly, the self-sustaining characteristics of turbulent …

Temporal Changes of Downstream Land of a Culvert: The Effect of an Installation of Energy Dissipator

M Sadeghpour, M Vaghefi, SH Meraji - Iranian Journal of Science and …, 2024 - Springer
This study addressed the impact of variations in time parameters on the downstream bed of
a culvert equipped with energy dissipators, with a focus on three specific parameters related …

Research on the Fracture Mechanism of Bridge Piers Damaged by Jointed Rolling Stones

P Han, G Yang, J Zhang, H Qiu, Q Cai… - Journal of Performance of …, 2025 - ascelibrary.org
This paper investigates rockfalls, focusing on their interaction with bridge piers through
physical experiments and numerical simulations. It analyzes the instability and breakage of …