Condition monitoring of bridges with non-contact testing technologies

SA Dabous, S Feroz - Automation in Construction, 2020 - Elsevier
The vast number of deteriorated bridge infrastructure highlights the importance of
implementing efficient and timely maintenance and rehabilitation strategies. Non-contact …

Measurement method and recent progress of vision-based deflection measurement of bridges: A technical review

J Huang, X Shao, F Yang, J Zhu, X He - Optical Engineering, 2022 - spiedigitallibrary.org
The deflection that can reflect the vertical stiffness of a bridge plays an important role in the
structural evaluation and health monitoring of bridges. In the past 20 years, the bridge …

[HTML][HTML] 3D laser scanning and close-range photogrammetry for buildings documentation: A hybrid technique towards a better accuracy

HED Fawzy - Alexandria Engineering Journal, 2019 - Elsevier
This paper presents a study of 3D digital documentation techniques for the mosque of
kafrelsheikh University campus namely: Close Range Photogrammetry as a digital smart …

[HTML][HTML] Application of the DAD method for damage localisation on an existing bridge structure using close-range UAV photogrammetry

D Erdenebat, D Waldmann - Engineering Structures, 2020 - Elsevier
A novel damage detection and localisation method, the so-called Deformation Area
Difference method for localisation of damages in bridge structures is introduced. The method …

Validation of terrestrial laser scanning and photogrammetry techniques for the measurement of vertical underclearance and beam geometry in structural inspection of …

B Riveiro, H González-Jorge, M Varela, DV Jáuregui - Measurement, 2013 - Elsevier
This research shows a novel methodology based on the application of terrestrial laser
scanning and photogrammetry techniques as auxiliary metric tools for bridge inspections …

Modelling and strength evaluation of masonry bridges using terrestrial photogrammetry and finite elements

ME Stavroulaki, B Riveiro, GA Drosopoulos… - … in Engineering Software, 2016 - Elsevier
Several numerical models are presented in this article, for the study of the ultimate
behaviour of a real stone arch bridge. For the exact representation of the geometry an …

Multi-point detection method of dynamic deflection of super long-span bridge based on chain laser model

J Yunmei, W Huifeng, C Haoyi, Y Bei, H Zhihui… - Measurement, 2023 - Elsevier
Real-time monitoring of bridge deflection is of great significance for ensuring bridge safety.
Aiming at the problems of poor real-time performance and low precision of deflection …

Hierarchical dense structure-from-motion reconstructions for infrastructure condition assessment

A Khaloo, D Lattanzi - Journal of Computing in Civil Engineering, 2017 - ascelibrary.org
Accurate condition assessment of in-service infrastructure systems is critical for system-wide
prioritization decisions. Current protocols require lengthy inspections and expensive …

Deflection-based multilevel structural condition assessment of long-span prestressed concrete girder bridges using a connected pipe system

J Zhou, Z Sun, B Wei, L Zhang, P Zeng - Measurement, 2021 - Elsevier
Several long-span prestressed concrete (PSC) girder bridges have exhibited excessive
deflection over time that can affect their normal use and safety. Thus, monitoring the time …

Enhancements in image quality and block detection performance for Reinforced Soil-Retaining Walls under various illuminance conditions

YS Ha, M Oh, MV Pham, JS Lee, YT Kim - Advances in Engineering …, 2024 - Elsevier
To ensure continuous monitoring of reinforced soil-retaining walls (RSWs) even under low-
illuminance conditions, such as during the night, it is imperative to evaluate the performance …