Results 11 to 20 of about 23,149 (239)

The Artificial Intelligence of Things Sensing System of Real-Time Bridge Scour Monitoring for Early Warning during Floods [PDF]

open access: yesSensors, 2021
Scour around bridge piers remains the leading cause of bridge failure induced in flood. Floods and torrential rains erode riverbeds and damage cross-river structures, causing bridge collapse and a severe threat to property and life.
Yung-Bin Lin   +6 more
doaj   +2 more sources

Mean Flow Structure and Local Scour around Single and Two-Column Bridge Piers [PDF]

open access: yesعلوم و مهندسی آبیاری, 2019
Bridges constructed across rivers are among the most important structures, especially during and after flood events. Bridge piers are exposed to some hazardous factors such as local and contraction scour hydrodynamics.
Alireza Keshavarzi   +2 more
doaj   +1 more source

Monitoring Scour at Bridge Piers in Rivers with Supercritical Flows

open access: yesHydrology, 2023
Bridges crossing rivers wider than 50 m are typically supported by piers. In a mobile riverbed, scour occurs around bridge piers, and it is the main cause of bridge collapses worldwide, especially during floods.
Camilo San Martin   +4 more
doaj   +1 more source

Electromagnetic Sensors for Underwater Scour Monitoring

open access: yesSensors, 2020
Scour jeopardises the safety of many civil engineering structures with foundations in riverbeds and it is the leading cause for the collapse of bridges worldwide.
Andrea Maroni   +5 more
doaj   +1 more source

Application of gradient tree boosting regressor for the prediction of scour depth around bridge piers

open access: yesJournal of Hydroinformatics, 2021
Scour around bridge piers is a complex phenomenon and it is essential to assess or predict the scour hazard around bridge piers in tandem with completely understanding its mechanism.
B. M. Sreedhara   +4 more
doaj   +1 more source

Methods to detect and measure scour around bridge foundations

open access: yesActa Technica Jaurinensis, 2021
Bridges are indispensable structures vital to the operation of road and rail transportation networks. Crossing rivers and artificial waterways, however, presents a risk to their foundations due to scour actions.
Muhanad Al-jubouri, Richard Ray
doaj   +1 more source

Experimental and numerical investigation of the effect of different shapes of collars on the reduction of scour around a single bridge pier. [PDF]

open access: yesPLoS ONE, 2014
The scour phenomenon around bridge piers causes great quantities of damages annually all over the world. Collars are considered as one of the substantial methods for reducing the depth and volume of scour around bridge piers.
Afshin Jahangirzadeh   +5 more
doaj   +1 more source

Determining the presence of scour around bridge foundations using vehicle-induced vibrations [PDF]

open access: yes, 2016
Bridge scour is the number one cause of failure in bridges located over waterways. Scour leads to rapid losses in foundation stiffness and can cause sudden collapse.
Gavin, Kenneth   +2 more
core   +2 more sources

Multi-Hazard Assessment of RC Bridges using Unmanned Aerial Vehicle-Based Measurements

open access: yesThe Baltic Journal of Road and Bridge Engineering, 2018
The structural performance of reinforced concrete bridges is crucial regarding the bridge safety. Monitoring the bridge performance under multihazard effects such as scour, and earthquake becomes even more important. Thus, the scour depth along the piers
Orkan Özcan, Okan Özcan
doaj   +1 more source

Research on Identification Method of Scour Depth for Bridge Based on ERA and SVM

open access: yesShock and Vibration, 2015
A new damage identification method for bridge scour was proposed, in the case that it was difficult to detect bridge scour depth applying testing equipment.
Xiaozhong Zhang   +3 more
doaj   +1 more source

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