Results 11 to 20 of about 9,751 (137)

An Exploration of Recent Intelligent Image Analysis Techniques for Visual Pavement Surface Condition Assessment

open access: yesSensors, 2022
Road pavement condition assessment is essential for maintenance, asset management, and budgeting for pavement infrastructure. Countries allocate a substantial annual budget to maintain and improve local, regional, and national highways.
Waqar S. Qureshi   +6 more
doaj   +1 more source

A specified procedure for distress identification and assessment for urban road surfaces based on PCI [PDF]

open access: yes, 2017
In this paper, a simplified procedure for the assessment of pavement structural integrity and the level of service for urban road surfaces is presented.
Loprencipe, Giuseppe   +1 more
core   +2 more sources

Automated Detection and Mapping of Pavement Cracks from Videos for Road Inspections [PDF]

open access: yesISPRS Annals of the Photogrammetry, Remote Sensing and Spatial Information Sciences
Road inspections are essential for assessing pavement conditions and planning maintenance to extend infrastructure lifespan. Cracks are key indicators of distress, and their timely detection can reduce repair costs.
G. Perda   +6 more
doaj   +1 more source

Automated Bridgehead Settlement Detection on the Non-Staggered-Step Structures Based on Settlement Point Ratio Model

open access: yesApplied Sciences, 2023
The bridgehead settlement problem continues to be one of the most chronic issues affecting long-term bridge performance. In addition, the magnitude of non-staggered-step settlement across the bridge approach transition has not been quantified.
Hong Lang   +5 more
doaj   +1 more source

Railway track condition assessment at network level by frequency domain analysis of GPR data [PDF]

open access: yes, 2018
The railway track system is a crucial infrastructure for the transportation of people and goods in modern societies. With the increase in railway traffic, the availability of the track for monitoring and maintenance purposes is becoming significantly ...
Fontul, Simona   +3 more
core   +2 more sources

Modelling rail track deterioration and maintenance: current practices and future needs [PDF]

open access: yes, 1997
As commercialisation and privatisation of railway systems reach the political agendas in a number of countries, including Australia, the separation of infrastructure from operating business dictates that track costs need to be shared on an equitable ...
Ferreira, Luis, Murray, Martin H.
core   +2 more sources

Application of Automated Pavement Inspection Technology in Provincial Highway Pavement Maintenance Decision-Making

open access: yesApplied Sciences
Taiwan’s provincial highways span approximately 5000 km and are crucial for connecting cities and towns. As pavement deteriorates over time and maintenance funds are limited, efficient pavement inspection and maintenance decision-making are challenging ...
Li-Ling Huang   +4 more
doaj   +1 more source

A Framework for Automated Pavement Condition Monitoring [PDF]

open access: yes, 2016
Pavement condition monitoring is mainly performed manually. Inspectors are driving or walking the road network bare eyed to look for irregularities. Moreover, processing the collected data for understanding the road condition is also a manual task.
,   +4 more
core   +2 more sources

A New Method for Extracting Typical Diseases of Highway Asphalt Pavement in High-Resolution Images Based on YOLO Network

open access: yesIEEE Journal of Selected Topics in Applied Earth Observations and Remote Sensing
The exponential expansion of global highway infrastructure has intensified challenges in road inspection and maintenance operations, creating substantial demand for advanced automated interpretation systems.
Xinxiu Zhang   +9 more
doaj   +1 more source

Road Crack Detection Using Deep Convolutional Neural Network and Adaptive Thresholding

open access: yes, 2019
Crack is one of the most common road distresses which may pose road safety hazards. Generally, crack detection is performed by either certified inspectors or structural engineers. This task is, however, time-consuming, subjective and labor-intensive.
Bocus, Mohammud Junaid   +7 more
core   +1 more source

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