Results 1 to 10 of about 44,721 (111)

Multilevel Structural Components Detection and Segmentation toward Computer Vision-Based Bridge Inspection [PDF]

open access: yesSensors, 2022
Bridge inspection plays a critical role in mitigating the safety risks associated with bridge deterioration and decay. CV (computer vision) technology can facilitate bridge inspection by accurately automating the structural recognition tasks, especially ...
Weilei Yu, Mayuko Nishio
doaj   +2 more sources

A Comparative Study of Bridge Inspection and Condition Assessment between Manpower and a UAS

open access: yesDrones, 2022
As the number of old bridges increases, the number of bridges with structural defects is also increasing. Timely inspection and maintenance of bridges are required because structural degradation is accelerated after bridge damage.
In-Ho Kim   +5 more
doaj   +3 more sources

A Structure-Aware Deep Learning Framework for Automated Bridge Inspection Integrating SegFormer-Based Structural Member Segmentation and YOLOv8 Damage Detection [PDF]

open access: yesSensors
As a pilot-scale feasibility study, aging bridge infrastructure and limited inspection resources have created an urgent need for automated and reliable bridge condition assessment systems.
Sushama De Silva, Pang-jo Chun
doaj   +2 more sources

Methodologies for Remote Bridge Inspection—Review [PDF]

open access: yesSensors
This article addresses the state of the art of methodologies for bridge inspection with potential for inclusion in Bridge Management Systems (BMS) and within the scope of the IABSE Task Group 5.9 on Remote Inspection of Bridges.
Diogo Ribeiro   +22 more
doaj   +2 more sources

An Integrated Uncertainty-Based Bridge Inspection Decision Framework with Application to Concrete Bridge Decks

open access: yesInfrastructures, 2019
The limitations of the standard two-year interval for the visual inspection of bridges required by the U.S. National Bridge Inspection Standards have been well documented, and alternative approaches to bridge inspection planning have been presented in ...
Rebecca A. Atadero   +3 more
doaj   +3 more sources

Automatic Crack Segmentation for UAV-Assisted Bridge Inspection

open access: yesEnergies, 2020
Bridges are a critical piece of infrastructure in the network of road and rail transport system. Many of the bridges in Norway (in Europe) are at the end of their lifespan, therefore regular inspection and maintenance are critical to ensure the safety of
Yonas Zewdu Ayele   +3 more
doaj   +3 more sources

Numerical Simulation of Mechanical Properties of Series System with Bearing and Pier Under Lateral Load

open access: yesThe Baltic Journal of Road and Bridge Engineering, 2021
The local series system with typical common plate rubber support/pier in highway reinforced concrete girder bridge is the object of the current research.
Zhenhua Dong   +3 more
doaj   +1 more source

Study on optimization of inspection mechanism of concrete beam bridge.

open access: yesPLoS ONE, 2021
China is shifting from the stage of large-scale bridge construction to the stage of equal emphasis on the construction and maintenance of bridges. The problems of low efficiency and high cost in bridge inspection are becoming more and more prominent ...
Dan Su   +3 more
doaj   +1 more source

A Comprehensive Uncertainty-Based Framework for Inspection Planning of Highway Bridges

open access: yesInfrastructures, 2021
Bridge inspection standards in the United States require routine visual inspections to be conducted on most bridges at a maximum interval of two years regardless of the bridge condition.
Abdelrahman M. Abdallah   +2 more
doaj   +1 more source

Probabilistic Assessment of the Safety of Main Cables for Long-Span Suspension Bridges considering Corrosion Effects

open access: yesAdvances in Civil Engineering, 2021
This paper presents a reliability analysis to assess the safety of corroded main cables of a long-span suspension bridge. A multiscale probability model was established for the resistance of the main cables considering the length effect and the Daniels ...
Hao Tian   +4 more
doaj   +1 more source

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