Experimental and numerical modelling of scour at vertical wall abutment under combined wave-current flow in low KC regime

L Kumar, MS Afzal - Ocean Engineering, 2023 - Elsevier
The present study investigates the scour at vertical-wall abutments under a strong current-
dominated combined wave-current and current-only environment using experiments and …

Experimental and numerical investigation into effect of skirted caisson on local scour around the large-scale bridge foundation

K Wei, F Qiu, S Qin - Ocean Engineering, 2022 - Elsevier
Caisson foundation is widely used to support the long-span bridge, while the local scour is
exacerbated due to the large volume of the caisson. A novel design, named “skirted …

Lifetime seismic resilience assessment of a sea-crossing cable-stayed bridge exposed to long-term scour and corrosion

X Lu, K Wei, K Deng, L Xu - Ocean Engineering, 2024 - Elsevier
In the marine environment, bridges are exposed to long-term foundation scour and structural
corrosion. Consideration of scour and corrosion effects is of crucial importance for the …

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 …

Local scour characteristics of monopile foundation and scour protection of cement-improved soil in marine environment-Laboratory and site investigation

H OuYang, G Dai, L Gao, W Zhu, S Du, W Gong - Ocean Engineering, 2022 - Elsevier
Monopile foundations are the most common foundation type for offshore wind turbines.
Local scour and scour protection around piles in the marine environment are major …

A comparison between advanced hybrid machine learning algorithms and empirical equations applied to abutment scour depth prediction

K Khosravi, ZS Khozani, L Mao - Journal of Hydrology, 2021 - Elsevier
Complex vortex flow patterns around bridge piers, especially during floods, cause scour
process that can result in the failure of foundations. Abutment scour is a complex three …

[HTML][HTML] Field study of local scour around bridge foundations on silty seabed under irregular tidal flow

Z Zhang, S Du, Y Guo, Y Yang, J Zeng, T Sui, R Wei… - Coastal …, 2023 - Elsevier
Local scour induced by tidal flow is a major hazard for sea-crossing bridge foundations in
coastal areas. The irregular tidal flow and silt-muddy seabed environment generates a very …

Effects of flow intensity on local scour around a submerged square pile in a steady current

S Du, Z Wang, R Wang, B Liang, X Pan - Physics of Fluids, 2022 - pubs.aip.org
Local scour around submerged square piles is very common in offshore and coastal
engineering and can result in pile failure. In the study reported here, because the flow …

Local scour of cohesive sediment bed at the pile subjected to lateral vibration

M Zhang, H Sun, WJ Yao, G Yu - Ocean Engineering, 2022 - Elsevier
In this study, the local scour of cohesive sediment bed at the pile subjected to lateral
vibration was investigated experimentally. The experiments were carried out in a …

Numerical simulations of scour around vertical wall abutments with varying aspect ratios under combined waves and current flows

L Kumar, MS Afzal - Journal of Marine Science and Engineering, 2023 - mdpi.com
The present study employs numerical simulations to investigate vertical wall abutment scour
with different aspect ratios (B/L, where B is the abutment length in the flow direction, and L is …