Results 11 to 20 of about 1,273,389 (268)

Simplified analysis of dynamic response of pile-supported bridge under local scour and verification by centrifugal shaking tests

open access: yesYantu gongcheng xuebao, 2021
Scour causes the erosion of soil, changes the seismic response of site, and also influences the seismic properties of bridge. To investigate the dynamic behavior and damage potential of pile-supported bridges at local scour site, the effects of scour on ...
LIANG Fa-yun 1, LIANG Xuan 1, ZHANG Hao 2
doaj   +1 more source

Comparison of risk-based methods for bridge scour management

open access: yesSustainable and Resilient Infrastructure, 2023
Scour is a significant cause of bridge failure, and resulting bridge closures are likely to generate significant disruption to infrastructure networks.
M. Pregnolato   +4 more
semanticscholar   +1 more source

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

Laboratory Investigation on Detecting Bridge Scour Using the Indirect Measurement from a Passing Vehicle

open access: yesRemote Sensing, 2022
: For bridges with surface foundations, scour is one of the main reasons for bridge failures. In regard to structural health monitoring, vibration-based scour detection techniques have received increasing attention over the past two decades. Scour occurs
Bin Zhang   +5 more
semanticscholar   +1 more source

Characteristics of seabed scouring around sea platform of Hangzhou Bay Sea-Crossing Bridge

open access: yesShuili Shuiyun Gongcheng Xuebao, 2021
The sea platform of Hangzhou Bay Sea-Crossing Bridge is near the center the bridge. The pier groups under the platform combined with ramp piers and main bridge piers compose complex bridge pier groups which induce significant scour around sea platform ...
WANG Jinquan   +5 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

An SHM-based classification system for risk management of bridge scour

open access: yesProceedings of the Institution of Civil Engineers - Smart Infrastructure and Construction, 2022
Flood-induced scour is the principal cause of bridge failure worldwide. Nevertheless, bridge scour risk assessment is still based on visual inspections, which may be affected by human errors and cannot be performed during flood peaks.
Andrea Maroni   +3 more
semanticscholar   +1 more source

Machine Learning Solutions for Bridge Scour Forecast Based on Monitoring Data

open access: yesTransportation Research Record, 2021
Bridge scour is a challenge throughout the U.S.A. and other countries. Despite the scale of the issue, there is still a substantial lack of robust methods for scour prediction to support reliable, risk-based management and decision making. Throughout the
N. Yousefpour   +4 more
semanticscholar   +1 more source

Laboratory investigation of a bridge scour monitoring method using decentralized modal analysis

open access: yesStructural Health Monitoring, 2021
Scour is a significant issue for bridges worldwide that influences the global stiffness of bridge structures and hence alters the dynamic behaviour of these systems.
M. A. Khan   +5 more
semanticscholar   +1 more source

Assessing the suitability of bridge-scour-monitoring devices

open access: yesProceedings of the Institution of Civil Engineers: Forensic Engineering, 2021
Bridge scour is a complex bridge management problem. It is also a difficult forensic engineering challenge as the greatest risk occurs during large flows and flood events, when visual inspection of...
P. J. Vardanega   +2 more
semanticscholar   +1 more source

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