Results 11 to 20 of about 1,746,536 (209)

Dynamic Response Analysis of Coastal Piled Bridge Pier Subjected to Current, Wave and Earthquake Actions with Different Structure Orientations

open access: yesInternational Journal of Concrete Structures and Materials, 2023
The goal of the experiment described in this paper was to examine the effects of structure orientation (0°–90°) and fluid–structure interaction (FSI) under combined water loads, represented by water current and waves, and earthquake actions, on the ...
Riyadh Alsultani   +2 more
doaj   +1 more source

The concept of land bridge marshes in the Mississippi River Delta and implications for coastal restoration

open access: yesNature-Based Solutions, 2023
Louisiana has high coastal wetland loss rates due to natural processes such as subsidence and anthropogenic activities such as construction of river levees and dams, pervasive alteration of surface hydrology by local industries such as oil and gas, and ...
John W. Day   +11 more
doaj   +1 more source

Application of time series prediction techniques for coastal bridge engineering

open access: yesAdvances in Bridge Engineering, 2021
In this study, three machine learning techniques, the XGBoost (Extreme Gradient Boosting), LSTM (Long Short-Term Memory Networks), and ARIMA (Autoregressive Integrated Moving Average Model), are utilized to deal with the time series prediction tasks for ...
Enbo Yu   +4 more
semanticscholar   +1 more source

Monitoring Total Suspended Solids and Chlorophyll-a Concentrations in Turbid Waters: A Case Study of the Pearl River Estuary and Coast Using Machine Learning

open access: yesRemote Sensing, 2023
Total suspended solids (TSS) and chlorophyll-a (Chl-a) are critical water quality parameters. Focusing on the Pearl River Estuary and its coastal waters, this study compared the performance of XGBoost- and BPNN-based algorithms in estimating TSS and Chl ...
Jiaxin Liu   +6 more
doaj   +1 more source

A Hybrid Surrogate Model for the Prediction of Solitary Wave Forces on the Coastal Bridge Decks

open access: yesInfrastructures, 2021
To facilitate the establishment of the probabilistic model for quantifying the vulnerability of coastal bridges to natural hazards and support the associated risk assessment and mitigation activities, it is imperative to develop an accurate and efficient
Jinsheng Wang, Shihao Xue, Guoji Xu
semanticscholar   +1 more source

Evaluating the Hydrodynamic Response of Coastal Bridges during an Extreme Weather Event [PDF]

open access: yesMATEC Web of Conferences, 2019
The frequency and intensity of recent hurricanes have demonstrated the need of taking proactive actions to prevent major damages during an extreme weather event.
Nasouri Reza   +4 more
doaj   +1 more source

State-of-the-art and annual progress of bridge engineering in 2021

open access: yesAdvances in Bridge Engineering, 2022
Bridge construction is one of the cores of traffic infrastructure construction. To better develop relevant bridge science, this paper introduces the main research progress in China and abroad in 2021 from 12 aspects. The content consists of four parts in
Renda Zhao   +12 more
doaj   +1 more source

ASSESSING FLOOD IMPACTS IN RURAL COASTAL COMMUNITIES USING LIDAR [PDF]

open access: yesThe International Archives of the Photogrammetry, Remote Sensing and Spatial Information Sciences, 2016
Coastal communities are vulnerable to floods from storm events which are further exacerbated by storm surges. Additionally, coastal towns provide specific challenges during flood events as many coastal communities are peninsular and vulnerable to ...
E. S. Johnson
doaj   +1 more source

Modeling Nonlinear Aeroelastic Forces for Bridge Decks with Various Leading Edges Using LSTM Networks

open access: yesApplied Sciences, 2023
With the rapid increase in bridge spans, the mitigation of risk to flutter (aeroelastic instability) is of critical importance in the design of long-span bridges, especially considering the more frequent intense hurricanes under climate change.
Xingyu An, Shaopeng Li, Teng Wu
doaj   +1 more source

Multivariate Early Warning Method for Rockburst Monitoring Based on Microseismic Activity Characteristics

open access: yesFrontiers in Earth Science, 2022
The monitoring of rockburst is one of the worldwide problems in underground engineering and how to effectively predict and early warn the occurrence of rockburst disasters has become an urgent problem to be solved.
Qun Yu   +7 more
doaj   +1 more source

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