A review on hydrodynamics of horseshoe vortex at a vertical cylinder mounted on a flat bed and its implication to scour at a cylinder

AH Gazi, MS Afzal - Acta Geophysica, 2020 - Springer
A comprehensive review of the local scour due to vortical flow around a cylindrical bridge
pier under steady current is presented in this paper. The mechanism of the formation of …

Influence of collar's shape on scour hole geometry at circular pier

H Kassem, AA El-Masry, R Diab - Ocean Engineering, 2023 - Elsevier
Bridge collapses, which are frequently caused by scouring or other hydraulic complexities,
have disastrous socioeconomically consequences. Accordingly, this paper offers clear water …

Scour at submerged cylindrical obstacles under steady flow

S Dey, RV Raikar, A Roy - Journal of Hydraulic Engineering, 2008 - ascelibrary.org
Results of an experimental study on clear-water scour at submerged cylindrical obstacles
(circular cylinders) in uniform bed sediments under steady flow are presented. The scour …

Geometry of developing and equilibrium scour holes at bridge piers in gravel

R Diab, O Link, U Zanke - Canadian Journal of Civil …, 2010 - cdnsciencepub.com
Experimental results on scour at circular and square cylinders in uniform gravel under the
clear-water scour condition are presented. Nonintrusive, high-resolution topographic …

The universal two-fifths law of pier scour

S Dey, SZ Ali - Physics of Fluids, 2024 - pubs.aip.org
Understanding scour at bridge piers is crucial for safeguarding public safety, ensuring
infrastructure resilience, and planning effective maintenance. Despite over six decades of …

The equilibrium scour depth around a pier under the action of collinear waves and current

AH Gazi, S Purkayastha, MS Afzal - Journal of Marine Science and …, 2020 - mdpi.com
In this paper, a mathematical equation is developed for the equilibrium scour depth
considering an arbitrary shape of the scour hole around a pier under the action of collinear …

Estimation of scour depth at bridges with complex pier foundations using support vector regression integrated with feature selection

ND Hoang, KW Liao, XL Tran - Journal of Civil Structural Health …, 2018 - Springer
This study aims at establishing machine learning models based on the support vector
regression (SVR) for estimating local scour around complex piers under steady clear-water …

Bridge pier flow field in the presence of debris accumulation

S Pagliara, I Carnacina - Proceedings of the Institution of Civil …, 2013 - icevirtuallibrary.com
The accumulation of debris and drifts around a bridge pier can substantially modify the local
scour pattern. These local accumulations influence the hydraulic structure, which results in a …

A new mathematical model to calculate the equilibrium scour depth around a pier

AH Gazi, MS Afzal - Acta Geophysica, 2020 - Springer
This paper sheds light on the formulation of a new equilibrium local scour depth equation
around a pier. The total bed materials removed from the scour hole due to the force exerted …

Assessing the suitability of bridge-scour-monitoring devices

PJ Vardanega, G Gavriel… - Proceedings of the …, 2021 - icevirtuallibrary.com
Bridge scour is a complex bridge-management problem. It is also a difficult forensic
engineering challenge, as the greatest risk occurs during large flows and flood events, when …