Review of optical detection technologies for inner-wall surface defects

L Liu, H Zhang, F Jiao, L Zhu, X Zhang - Optics & Laser Technology, 2023 - Elsevier
Inner-wall structures are common, and as their carrier, inner-wall-shaped parts are widely
used in various fields of industry and scientific research. The inner-wall structure is usually …

Deep learning augmented infrared thermography for unmanned aerial vehicles structural health monitoring of roadways

NN Kulkarni, K Raisi, NA Valente, J Benoit, T Yu… - Automation in …, 2023 - Elsevier
Sinkholes form when culverts beneath roadways fail, posing a safety hazard that requires
costly repairs and causes traffic delays. Detecting the onset of sub-pavement voids can …

Automated defect inspection of concrete structures

JK Chow, K Liu, PS Tan, Z Su, J Wu, Z Li… - Automation in …, 2021 - Elsevier
This paper presents a framework for automated defect inspection of the concrete structures,
made up of data collection, defect detection, scene reconstruction, defect assessment and …

Comparative analysis of infrared thermography processing techniques for roadways' sub-pavement voids detection

NN Kulkarni, S Dabetwar, J Benoit, T Yu, A Sabato - NDT & E International, 2022 - Elsevier
Roadways' sub-pavement voids caused by eroded soil through damaged culverts lead to
safety hazards, traffic inconvenience, and expensive repairs. Infrared thermography (IRT) …

Bridge inspection with an off-the-shelf 360 camera drone

A Humpe - Drones, 2020 - mdpi.com
The author proposes a new approach for bridge crack detection by a 360° camera on top of
a drone. Traditionally, bridge inspection is performed manually and although the use of …

The use of a fluorine mass balance to demonstrate the mineralization of PFAS by high frequency and high power ultrasound

RW Marsh, JA Kewalramani, BB de Souza… - Chemosphere, 2024 - Elsevier
High-frequency ultrasound (sonolysis) has been shown as a practical approach for
mineralizing PFAS in highly concentrated PFAS waste. However, a fluorine mass balance …

Ground penetrating radar applied to subsurface culverts

T Luo, S Zhu, Y Yikeremu, J Zhu… - Geo-Spatial Information …, 2024 - Taylor & Francis
The failures of culverts can result in water and soil loss in the surrounding subsurface,
leading to collapses. In densely constructed urban areas, buried culverts are inaccessible …

Leveraging deep learning techniques for condition assessment of stormwater pipe network

AN Yussuf, NP Weerasinghe, H Chen, L Hou… - Journal of Civil …, 2024 - Springer
Inspections and condition monitoring of the stormwater pipe networks have become
increasingly crucial due to their vast geographical span and complex structure. Unmanaged …

A data-driven intelligent system for mobile detection of infrastructure construction quality

Y Wang, Z Wu, H Qi, L Feng… - IEEE Transactions on …, 2024 - ieeexplore.ieee.org
Detecting construction quality issues is crucial for an infrastructure project. In this study, a
data-driven intelligent system is proposed to improve the efficiency of quality detection and …

Modeling hyperhemispherical points and calibrating a dual-fish-eye system for close-range applications

LF Castanheiro, AMG Tommaselli… - … & Remote Sensing, 2021 - ingentaconnect.com
Omnidirectional systems composed of two hyperhemispherical lenses (dual-fish-eye
systems) are gaining popularity, but only a few works have studied suitable models for …