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An in-depth comparative analysis of data-driven and classic regression models for scour depth prediction around cylindrical bridge piers
The study focuses on the critical concern of designing secure and resilient bridge piers, especially regarding scour phenomena. Traditional equations...
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Effects of collars in reducing local scour depth around bridge abutments under unsteady flow conditions
In this experimental study, semi-circular end collars around semi-circular end abutments and rectangular collars around rectangular abutments were...
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Live-Bed Scour Depth Modelling Around the Bridge Pier Using ANN-PSO, ANFIS, MARS, and M5Tree
In the present research, an attempt is made to use four machine learning technique techniques such as artificial neural network combined with...
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Numerical investigation of mining pit effects on maximum scour depth around bridge pier with different shape
Sand and gravel harvesting in river beds for construction purposes generates a mining pit which may change the river morphology. If the mining pit...
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Estimating pier scour depth under combined waves and current using boosting machine-learning models
The development of pier scour in coastal environments severely affects the bridge’s stability. Therefore, estimating pier scour around the vertical...
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A Comprehensive Experimental and Computational Investigation on Estimation of Scour Depth at Bridge Abutment: Emerging Ensemble Intelligent Systems
Several bridges failed because of scouring and erosion around the bridge elements. Hence, precise prediction of abutment scour is necessary for the...
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Scour pattern at zero-degree confluent channels
Confluences are essential nodes in natural and artificial networks of open channels, where the merging of flows creates a complex flow and scour...
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An Innovative Approach to Predicting Scour Depth Around Foundations Under Combined Waves and Currents in Large-Scale Tests Based on Small-Scale Tests
This study presents an innovative theoretical approach to predicting the scour depth around a foundation in large-scale model tests based on...
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Local scour downstream of various shapes of piano key weirs
This research investigated the local scour downstream of Piano key weirs (PKWs) with various shapes in plan, including rectangular, trapezoidal, and...
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Characteristics of gully bed scour and siltation between check dams
Check dams are the most commonly used engineering measure for debris flow control worldwide. The scour and siltation characteristics between dams are...
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Comparative uncertainty analysis of soft computing models predicting scour depth downstream of grade-control structures
The main focus of the present study is to develop GEP, ELM, LSSVM, and GMDH soft computing models predicting the scour depth of GCSs enhanced by an...
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Turbulent structures and local scour around a cylindrical pier under unsteady flows
Most of the studies on local scour considered the equilibrium condition for peak flow. However, it is very rare that steady peak flow run for...
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Application of ANN to model scour at downstream of bed sills
Bed sills are low head hydraulic structures provided at bed of channel to reduce bed erosion. As water flows over bed sill, the interaction of water...
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Scour depth forecast modeling caused by submerged vertical im**ing circular jet: a comparative study between ANN and MNLR
Scouring due to jet causes a lot of damages to hydraulic structures; therefore, it is very important to predict the scouring depth due to the jet...
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Countermeasures for local scour around the bridge pier: a review
This paper aims to present the mechanism of scour and empirical equations for evaluating local scour with and without a countermeasure around the...
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An experimental and numerical study on the flow field and scour downstream of rectangular piano key weirs with crest indentations
In this research, the flow and scour patterns downstream of type-A rectangular piano key weirs (PKWs) were studied experimentally and numerically....
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Effect of model data availability on scour risk of bridges
Access to detailed data sets which can enable detailed hydraulic modelling of the river around a bridge structure is not always possible and may...
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Numerical simulation of local scour around the pier with and without airfoil collar (AFC) using FLOW-3D
This paper studies the pier with Air-Foil Collar (AFC) and its effect on local scour. Simulation is carried out with two collars having diameters of...
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Comparative study of soft computing models for prediction of scour below two symmetric crossing jets
The scour estimation downstream of the dam’s hydraulic structures is a serious issue and has long been considered an important topic by hydraulic...
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A review of the state of research on bridge pier scour under combined action of waves and current
This article presents a review of the state of research on bridge pier scour under combined wave–current flow. The hydrodynamics and scour around the...
