Influence of bridge pier shape on flow field and scour geometry

BA Vijayasree, TI Eldho, BS Mazumder… - International Journal of …, 2019 - Taylor & Francis
The objective of the present paper is to investigate experimentally the flow field and the local
scour around bridge pier of different shapes on a sediment bed. Experiments were carried …

The influence of collar parameters on local scour mechanism around the circular pier at the bend

M Moghanloo, M Vaghefi, M Ghodsian, O Kisi - Applied Water Science, 2024 - Springer
Abstract Analysis of bridge failures due to scouring has been extensively studied by different
researchers in recent years and as a result various methods of controlling local scour cavity …

Hydrodynamic and morphologic investigating of the discrepancy in flow performance between inclined rectangular and oblong piers

H Omara, SM Elsayed, KA Nassar, R Diab, A Tawfik - Ocean Engineering, 2023 - Elsevier
Accurate estimation of local scour is crucial for designers and stakeholders that involved in
bridge pier construction. Understanding the scour mechanisms at different cross sections is …

Equation for time-dependent local scour at pier-like structures with eccentric in-line arrangements

B Nandi, S Das - Proceedings of the Institution of Civil …, 2023 - icevirtuallibrary.com
Excess scour develo** around tandem and eccentric piers of side-by-side bridges may
aggravate bridge failure. Thinking differently, this combination of pier-like structures may …

Three-dimensional bursting process and turbulent coherent structure within scour holes at various development stages around a cylindrical structure

KP Bauri, A Sarkar, M Nones - Journal of Fluid Mechanics, 2024 - cambridge.org
Two-dimensional (2-D) quadrant analysis is generally used for investigating flow and
sediment dynamics around a rigid structure in open channel flows. Given that particle …

[HTML][HTML] Local scour at complex bridge piers in close proximity under clear-water and live-bed flow regime

Y Yang, BW Melville, GH Macky, AY Shamseldin - Water, 2019 - mdpi.com
In this study, we investigated the characteristics of scour at complex bridge piers in close
proximity. The experiments were performed under both clear-water and live-bed flow …

[HTML][HTML] Evolution of hydrodynamic characteristics with scour hole develo** around a pile group

Y Yang, M Qi, J Li, X Ma - Water, 2018 - mdpi.com
This study concerns the evolution of flow field and hydrodynamic characteristics within the
develo** scour hole around a four-pile group with 2× 2 arrangement. The instantaneous …

Hydrodynamic flow patterns around three inline eccentrically arranged circular piers

H Jaman, S Das, A Kuila, A Mazumdar - Arabian Journal for Science and …, 2017 - Springer
An experiment was conducted under clear-water equilibrium scour state to measure flow
formations and characteristics using a velocimeter, in local-scour holes around three …

Experimental investigation on the effect of increasing the collar thickness on the flow pattern around the oblong pier in 180 sharp bend with balanced bed

M Moghanloo, M Vaghefi, M Ghodsian - Journal of Applied Fluid …, 2020 - jafmonline.net
In this paper, the effect of increase collar thickness has been investigated by considering
other parameters affecting the flow pattern around the oblong bridge pier located at 90˚ from …

A study of the effects of a lateral intake's positions on the flow pattern around a bridge pier in a 180 bend using SSIIM2

F Niknezhad, A Mahmoudi, M Vaghefi - Arabian Journal for Science and …, 2023 - Springer
This study explored the effects of different intake positions at 45° and 90° intake angles in a
180° mild bend upon the flow pattern around a circular bridge pier using the SSIIM2 …