نتایج جستجو برای: pavement distress

تعداد نتایج: 62266  

2007
Jia-Ruey Chang Shih-Chung Kang Yuan-Hsu Tseng Chih-Hwang Tseng Po-Huei Wu P. H. Wu

Traditionally pavement inspections are conducted using manually operated instruments, and hence are very labor-intensive. In this study, the authors propose the idea of using an autonomous robot to perform the pavement inspections, including for evenness and distress. Because inspection instruments are assumed to be mounted on the robot’s platform, this robot is capable of inspecting pavement c...

2017
Halil Ceylan Kasthurirangan Gopalakrishnan Sunghwan Kim Charles W. Schwartz Rui Li

The new AASHTO Mechanistic-Empirical Pavement Design Guide (MEPDG) provides pavement analysis and performance predictions for various what-if scenarios. MEPDG performance predictions for anticipated climatic and traffic conditions will depend on the values of the input parameters that characterize pavement materials, layers, design features, and condition. A comprehensive global sensitivity ana...

Journal: :Applied sciences 2022

Riyadh City established and implemented a Pavement Maintenance Management System (PMMS) through the General Directorate of operation. The system was created to address difficulties that come with maintaining reserving pavement network. To evaluate conditions, uses visual checks, structural capacity roughness, skid resistance. An Urban Distress Index (UDI) is calculated during assessment process...

Journal: :Information Technology Journal 2013

2017
Charles W. Schwartz Rui Li Halil Ceylan Sunghwan Kim Kasthurirangan Gopalakrishnan

The new AASHTO Mechanistic–Empirical Pavement Design Guide (MEPDG) provides pavement analysis and performance predictions for various feasible design scenarios. The MEPDG performance predictions for the anticipated climatic and traffic conditions depends on the values of the input parameters that characterize the pavement materials, layers, design features, and condition. This paper focuses on ...

2016
Thu Huong Nguyen Aleksei Zhukov The Long Nguyen

The road pavement condition is a ected by various impacts such as trucks, deicing reagents, base erosion, etc. After some time on the road surface occur defects. Engineers are commonly used to collect pavement surface distress data, during periodic road surveys, but it takes a lot of time and manpower. In this paper, we present our automatic defects detection and classi cation on road pavement ...

Journal: :Journal of advance college of engineering and management 2021

Pavement evaluation is the most significant procedure to minimize degradation of pavement both functionally and structurally. Proper hence required prolong life year pavement, which thus needs be addressed in policy level. By this, development genuine indices are formulated used for evaluation. In context evaluating measuring roughness, International Roughness Index (IRI) used, whereas calculat...

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