All Outputs (47)

Scour identification around offshore wind turbine monopile foundations using an unsupervised anomaly detection approach (2025)
Journal Article
Abdelhak, M., Tott-Buswell, J., Prendergast, L. J., Ghiasi, R., & Malekjafarian, A. (2025). Scour identification around offshore wind turbine monopile foundations using an unsupervised anomaly detection approach. Ocean Engineering, 340, Article 122365. https://doi.org/10.1016/j.oceaneng.2025.122365

This paper presents a novel data-driven framework for detecting scour damage around monopile foundations using acceleration data collected from an offshore wind turbine (OWT) tower under healthy conditions. The framework consists of multiple steps, i... Read More about Scour identification around offshore wind turbine monopile foundations using an unsupervised anomaly detection approach.

Investigation of installation stress level on the vertical and lateral loading behaviour of open-ended piles by centrifuge tests (2025)
Journal Article
Li, Q., Ma, Q., Cheng, X., Gavin, K., Prendergast, L. J., & Askarinejad, A. (2025). Investigation of installation stress level on the vertical and lateral loading behaviour of open-ended piles by centrifuge tests. Ocean Engineering, 335, Article 121756. https://doi.org/10.1016/j.oceaneng.2025.121756

Extensive research has focused on quantifying the loading behaviour of 1g (g, gravitational acceleration rate) installed open-ended piles using centrifuges. However, the influence of installation stress level on loading behaviour is often ignored, wi... Read More about Investigation of installation stress level on the vertical and lateral loading behaviour of open-ended piles by centrifuge tests.

Development of a prototype bridge scour sensor exploiting vortex-induced vibrations (2025)
Journal Article
Campbell, K., Lydon, M., Taylor, S., Hamill, G., O'Higgins, C., Prendergast, L. J., O'Connor, A., & Nieuwland, R. (2025). Development of a prototype bridge scour sensor exploiting vortex-induced vibrations. Proceedings of the ICE - Bridge Engineering, https://doi.org/10.1680/jbren.23.00034

The ability to effectively manage the deterioration of a network-wide bridge stock condition from year to year is vital for the effective use of finite resources while maintaining public safety. The leading cause of bridge failures and deterioration... Read More about Development of a prototype bridge scour sensor exploiting vortex-induced vibrations.

An indirect data-driven model-updating framework to estimate soil–pile interaction parameters using output-only data (2025)
Journal Article
Ioakim, A., Greś, S., Döhler, M., Prendergast, L. J., & Chatzi, E. (2025). An indirect data-driven model-updating framework to estimate soil–pile interaction parameters using output-only data. Engineering Structures, 328, Article 119699. https://doi.org/10.1016/j.engstruct.2025.119699

This paper presents a data-driven model updating framework to estimate the operational parameters of a laterally-impacted pile. The goal is to facilitate the estimation of soil–pile interaction parameters such as the mobilized mass and stiffness, as... Read More about An indirect data-driven model-updating framework to estimate soil–pile interaction parameters using output-only data.

Rapid assessment of seismic performance of large monopile-supported offshore wind turbines under scour (2024)
Journal Article
Bozyigit, B., Bozyigit, I., & Prendergast, L. J. (2025). Rapid assessment of seismic performance of large monopile-supported offshore wind turbines under scour. European Journal of Mechanics - A/Solids, 109, Article 105451. https://doi.org/10.1016/j.euromechsol.2024.105451

This study focuses on investigating the seismic performance of a reference 15 MW offshore wind turbine (OWT) supported by a large-diameter monopile, under various scour conditions. Fully coupled nonlinear finite element models considering 3D soil con... Read More about Rapid assessment of seismic performance of large monopile-supported offshore wind turbines under scour.

A two-stage method to estimate the embedded length of foundation piles using FRF-based model updating (2024)
Journal Article
Ioakim, A., & Prendergast, L. J. (2024). A two-stage method to estimate the embedded length of foundation piles using FRF-based model updating. Mechanical Systems and Signal Processing, 219, Article 111603. https://doi.org/10.1016/j.ymssp.2024.111603

Dynamic soil-structure interaction (SSI) is an important field in civil engineering with applications in earthquake engineering, structural dynamics, and structural health monitoring (SHM). There is an ongoing need for the development of numerical me... Read More about A two-stage method to estimate the embedded length of foundation piles using FRF-based model updating.

A method to quantify the beneficial effect of scour protection on lateral behaviour of monopiles for offshore wind turbines (2024)
Journal Article
Li, Q., Prendergast, L., Gavin, K., Askarinejad, A., & Wang, X. (2024). A method to quantify the beneficial effect of scour protection on lateral behaviour of monopiles for offshore wind turbines. Ocean Engineering, 307, Article 118196. https://doi.org/10.1016/j.oceaneng.2024.118196

To mitigate against scour hole formation, scour protection can be placed around offshore wind turbine monopiles. Few studies have considered the beneficial effect of this geotechnical reinforcement measure on the foundation lateral resistance. The co... Read More about A method to quantify the beneficial effect of scour protection on lateral behaviour of monopiles for offshore wind turbines.

A data-driven approach for scour detection around monopile-supported offshore wind turbines using Naive Bayes classification (2024)
Journal Article
Jawalageri, S., Ghiasi, R., Jalilvand, S., Prendergast, L. J., & Malekjafarian, A. (2024). A data-driven approach for scour detection around monopile-supported offshore wind turbines using Naive Bayes classification. Marine Structures, 95, Article 103565. https://doi.org/10.1016/j.marstruc.2023.103565

This paper proposes a novel data-driven framework for scour detection around offshore wind turbines (OWTs), where damage features are derived from wind and wave-induced acceleration signals collected along the tower. A numerical mod... Read More about A data-driven approach for scour detection around monopile-supported offshore wind turbines using Naive Bayes classification.

A CPT-based multi-spring model for lateral monopile analysis under SLS conditions in sand (2024)
Journal Article
Tott-Buswell, J., Prendergast, L. J., & Gavin, K. (2024). A CPT-based multi-spring model for lateral monopile analysis under SLS conditions in sand. Ocean Engineering, 293, Article 116642. https://doi.org/10.1016/j.oceaneng.2023.116642

Monopiles are the most common Offshore Wind Turbine (OWT) foundations due to their simplicity in design, fabrication, and installation. However, large new-generation turbines have led to significant changes in monopile dimensions, n... Read More about A CPT-based multi-spring model for lateral monopile analysis under SLS conditions in sand.

Frequency Analysis of Monopiles with Masing-Type Hysteresis Damping Under Large-Strain Cyclic Loading (2023)
Presentation / Conference Contribution
Tott-Buswell, J., Hilton, J., Berberic, S., Jalbi, S., & Prendergast, L. J. (2023, August). Frequency Analysis of Monopiles with Masing-Type Hysteresis Damping Under Large-Strain Cyclic Loading. Presented at EVACES 2023, Milan, Italy

Offshore wind turbines supported by monopiles have demonstrated their suitability to meet sustainable energy goals. However, there remains uncertainty about how long these foundations can stay operating within serviceable deflection limits after many... Read More about Frequency Analysis of Monopiles with Masing-Type Hysteresis Damping Under Large-Strain Cyclic Loading.

Conceptualising engineering student perceptions of synchronous and asynchronous online learning (2023)
Journal Article
Mohammad Zadeh, M., Prendergast, L. J., Tew, J. D., & Beneroso Vallejo, D. (2024). Conceptualising engineering student perceptions of synchronous and asynchronous online learning. European Journal of Engineering Education, 49(1), 94-112. https://doi.org/10.1080/03043797.2023.2201178

Students’ perceptions towards synchronous and asynchronous online delivery modes of three engineering courses, in a large UK university is conceptualised, inspired by the Community of Inquiry theoretical framework. Using a qualitative methodology, 76... Read More about Conceptualising engineering student perceptions of synchronous and asynchronous online learning.

Analytical approach for seismic analysis of onshore wind turbines considering soil-structure interaction (2023)
Journal Article
Bozyigit, B., Bozyigit, I., & Prendergast, L. (2023). Analytical approach for seismic analysis of onshore wind turbines considering soil-structure interaction. Structures, 51, 226-241. https://doi.org/10.1016/j.istruc.2023.03.048

The aim of this study is to present an efficient analytical approach, based on a combination of transfer matrix formulations and modal superposition, to perform seismic response analysis of onshore wind turbines (WT) incorporating the effects of soil... Read More about Analytical approach for seismic analysis of onshore wind turbines considering soil-structure interaction.

Comparison of risk-based methods for bridge scour management (2023)
Journal Article
Pregnolato, M., Giordano, P. F., Prendergast, L. J., Vardanega, P. J., & Limongelli, M. P. (2023). Comparison of risk-based methods for bridge scour management. Sustainable and Resilient Infrastructure, 8(5), 514-531. https://doi.org/10.1080/23789689.2023.2175141

Scour is a significant cause of bridge failure, and resulting bridge closures are likely to generate significant disruption to infrastructure networks. The management of scour-susceptible bridges is a significant challenge for improving transport res... Read More about Comparison of risk-based methods for bridge scour management.

Analysis of the response of a roadway bridge under extreme flooding-related events: Scour and debris-loading (2023)
Journal Article
Kosič, M., Prendergast, L., & Anžlin, A. (2023). Analysis of the response of a roadway bridge under extreme flooding-related events: Scour and debris-loading. Engineering Structures, 279, Article 115607. https://doi.org/10.1016/j.engstruct.2023.115607

Hydraulic actions on bridges are a leading cause of failure, especially due to the occurrence of scour erosion. Due to climate change, flooding and scour risks are exacerbating for bridges worldwide, leading to a significant stress burden on asset ma... Read More about Analysis of the response of a roadway bridge under extreme flooding-related events: Scour and debris-loading.

Effect of scour erosion on mode shapes of a 5 MW monopile-supported offshore wind turbine (2022)
Journal Article
Jawalageri, S., Prendergast, L. J., Jalilvand, S., & Malekjafarian, A. (2022). Effect of scour erosion on mode shapes of a 5 MW monopile-supported offshore wind turbine. Ocean Engineering, 266(Part 5), Article 113131. https://doi.org/10.1016/j.oceaneng.2022.113131

This paper investigates the influence of scour erosion on the mode shapes of the National Renewable Energy Laboratory (NREL) 5 MW offshore wind turbine (OWT) in varying soil conditions, where modes are derived from wind and wave-induced accelerations... Read More about Effect of scour erosion on mode shapes of a 5 MW monopile-supported offshore wind turbine.

Examination of the reduction in natural frequency of laterally loaded piles due to strain-dependence of soil shear modulus (2022)
Journal Article
Prendergast, L., & Igoe, D. (2022). Examination of the reduction in natural frequency of laterally loaded piles due to strain-dependence of soil shear modulus. Ocean Engineering, 258, Article 111614. https://doi.org/10.1016/j.oceaneng.2022.111614

Society’s transition to low-carbon energy sources has resulted in significant expansion in offshore wind technology. Most offshore wind turbines (OWTs) are founded on large-diameter steel tubular piles driven into the seabed, termed monopiles. OWTs a... Read More about Examination of the reduction in natural frequency of laterally loaded piles due to strain-dependence of soil shear modulus.

A comparison of the UK and Italian national risk-based guidelines for assessing hydraulic actions on bridges (2022)
Journal Article
Pregnolato, M., Giordano, P. F., Panici, D., Prendergast, L. J., & Pina Limongelli, M. (2024). A comparison of the UK and Italian national risk-based guidelines for assessing hydraulic actions on bridges. Structure and Infrastructure Engineering, 20(1), 117-130. https://doi.org/10.1080/15732479.2022.2081709

This paper compares the application of two recently published guidance documents for risk-based assessment of hydraulic actions on bridges, namely the UK Design Manual for Roads and Bridges and the Italian Ministry of Infrastructure and Transport’s G... Read More about A comparison of the UK and Italian national risk-based guidelines for assessing hydraulic actions on bridges.

A Review of Numerical Models for Slab-Asphalt Track Railways (2022)
Journal Article
Atalan, M., Prendergast, L. J., Grizi, A., & Thom, N. (2022). A Review of Numerical Models for Slab-Asphalt Track Railways. Infrastructures, 7(4), Article 59. https://doi.org/10.3390/infrastructures7040059

Higher train speeds and heavier axle loads trigger elevated stresses and vibrations in the track, potentially increasing track deterioration rates and maintenance costs. Alternative track forms made of combinations of reinforced concrete and asphalt... Read More about A Review of Numerical Models for Slab-Asphalt Track Railways.

Quantifying the value of SHM information for bridges under flood-induced scour (2022)
Journal Article
Giordano, P. F., Prendergast, L. J., & Limongelli, M. P. (2023). Quantifying the value of SHM information for bridges under flood-induced scour. Structure and Infrastructure Engineering, 19(11), 1616-1632. https://doi.org/10.1080/15732479.2022.2048030

Bridge scour is a leading cause of failure for bridges over waterways and is notoriously difficult to detect with accuracy. Dynamic Structural Health Monitoring (SHM) of bridges for scour has gained traction in recent years as monitoring systems have... Read More about Quantifying the value of SHM information for bridges under flood-induced scour.

Seismic response of piles in layered soils: Performance of pseudostatic Winkler models against centrifuge data (2021)
Journal Article
Tott-Buswell, J., Garala, T., Prendergast, L., Madabhushi, S., & Rovithis, E. (2022). Seismic response of piles in layered soils: Performance of pseudostatic Winkler models against centrifuge data. Soil Dynamics and Earthquake Engineering, 153, Article 107110. https://doi.org/10.1016/j.soildyn.2021.107110

In this study, the suitability of the pseudostatic approach for the seismic analysis of pile foundations in layered soils is explored by means of experimental data from centrifuge tests performed at 60g. A free-head single pile and a capped (1 × 3) p... Read More about Seismic response of piles in layered soils: Performance of pseudostatic Winkler models against centrifuge data.