Bridge Pier Scour: An overview of factors affecting the phenomenon and comparative evaluation of selected models

AR Shahriar, AC Ortiz, BM Montoya, MA Gabr - Transportation Geotechnics, 2021 - Elsevier
Scour, defined by the loss of geomaterials surrounding a foundation support system, is a
primary cause of bridge failure in the United States and worldwide. Work herein presents a …

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 …

Experimental assessment and prediction of temporal scour depth around a spur dike

M Pandey, M Valyrakis, M Qi, A Sharma… - International Journal of …, 2021 - Elsevier
Spur dikes are river training structures that have been extensively used worldwide for
towards enhancing flood control and the stability of embankments and riverbanks. However …

Development of scour around a circular pier and its modelling using genetic algorithm

M Pandey, M Zakwan, MA Khan, S Bhave - Water Supply, 2020 - iwaponline.com
This paper deals with generalized scour estimation to investigate maximum scour depth at
equilibrium scour condition using experimental data obtained from experiments conducted …

ANFIS-and GEP-based model for prediction of scour depth around bridge pier in clear-water scouring and live-bed scouring conditions

A Choudhary, BS Das, K Devi… - Journal of …, 2023 - iwaponline.com
Scour depth prediction is an important aspect of designing a bridge pier structure in a river.
Proper modeling of scour depth ensures the sustainability of the structure. An attempt is …

Estimation and interpretation of equilibrium scour depth around circular bridge piers by using optimized XGBoost and SHAP

N Eini, SM Bateni, C Jun, E Heggy… - … of Computational Fluid …, 2023 - Taylor & Francis
Most bridge failures result from scouring around bridge piers, resulting in economic losses
and risks to public safety. The conventional equations for predicting the depth of scour at …

Pier scour prediction in non-uniform gravel beds

M Pandey, G Oliveto, JH Pu, PK Sharma, CSP Ojha - Water, 2020 - mdpi.com
Pier scour has been extensively studied in laboratory experiments. However, scour depth
relationships based on data at the laboratory scale often yield unacceptable results when …

Clear water scour at circular piers: A new formula fitting laboratory data with less than 25% deviation

S Franzetti, A Radice, D Rebai… - Journal of Hydraulic …, 2022 - ascelibrary.org
In this paper, we propose a new predictor for the time-dependent, spatially-maximum scour
depth at a circular pier in clear-water flow conditions. In spite of a number of approaches …

Clear-water scour below underwater pipelines under steady flow

S Dey, NP Singh - Journal of hydraulic engineering, 2008 - ascelibrary.org
Experiments on clear-water scour below underwater pipelines (initially laid on the sediment
bed) in uniform and nonuniform sediments under steady flow were conducted. Equilibrium …

Identify most promising temporal scour depth formula for circular piers proposed over last six decades

B Nandi, S Das - Ocean Engineering, 2023 - Elsevier
Temporal scour depth (d st) measurement at bridge piers is a significant issue for application
engineers because accurate prediction is required for real-time monitoring. Although several …