Journal ArticleDOI
Digital Image Correlation Technique for Measurement of Surface Strains in Reinforced Asphalt Concrete Beams under Fatigue Loading
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Geosynthetic products are routinely used to reinforce pavement overlays to control crack propagation under repeated vehicular and varying thermal loads as mentioned in this paper, and many experimental methods are availa...Abstract:
Geosynthetic products are routinely used to reinforce pavement overlays to control crack propagation under repeated vehicular and varying thermal loads. Many experimental methods are availa...read more
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A state of the art of semi-flexible pavements: Introduction, design, and performance
TL;DR: Semi-flexible pavement (SFP) as discussed by the authors is a new pavement technology consisting of open-graded asphalt concrete with a high air void content filled by injecting special grouting materials.
Journal ArticleDOI
Review of image-based analysis and applications in construction
Kareem Mostafa,Tarek Hegazy +1 more
TL;DR: The state-of-the-art in Image-based analysis techniques and their applications in construction is explored, including integrating object detection with quantification and sizing techniques to develop more comprehensive applications.
Journal ArticleDOI
Experimental evaluation of failure characteristics of coal using 2D digital image correlation approach
Nutan Shukla,M. K. Mishra +1 more
TL;DR: In this article, a digital image correlation (DIC) has been evaluated for its applicability on coal specimen and the average threshold stress levels of crack initiation and crack damage in uniaxial compression were observed to be 43.72% and 63.6% respectively.
Journal ArticleDOI
RCC Structural Deformation and Damage Quantification Using Unmanned Aerial Vehicle Image Correlation Technique
Kumar Kumarapu,Shashi Mesapam,Venkata Reddy Keesara,A.K. Shukla,N. V. S. K. Manapragada,Babar Javed +5 more
TL;DR: In this article , a non-contact UAV image correlation (UAVIC) technique is used on a scaled bridge girder and a contact method of measuring deformations with a dial gauge.
References
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Journal ArticleDOI
Thirty-Sixth Canadian Geotechnical Colloquium: Advances in visualization of geotechnical processes through digital image correlation1
TL;DR: Digital image correlation (DIC) is an image-processing technique that calculates fields of incremental displacement by comparing two digital images and locating numerous small regions in both image pairs as discussed by the authors.
Journal ArticleDOI
Digital image processing for aggregate orientation in asphalt concrete mixtures
Zhong Qi Yue,Isabelle Morin +1 more
TL;DR: In this article, the orientations of coarse aggregate particles (≥ 2mm) in asphalt concrete mixtures such as hot mix asphalt, stone matrix asphalt, and large stone asphalt compacted in the laboratory or field were quantitatively analyzed.
Fracture energy from indirect tension testing
Y R Kim,Haifang Wen +1 more
TL;DR: In this paper, the authors proposed that fracture energy determined from the indirect tension test (IDT) can serve as a simple performance indicator for fatigue cracking of asphalt mixtures and evaluated the effectiveness of the loading apparatus and deformation measurement device through an experimental study.
Journal ArticleDOI
Mode I Fracture Characterization of Bituminous Paving Mixtures at Intermediate Service Temperatures
TL;DR: In this article, the authors presented an integrated approach combining experimental tests and numerical modeling to characterize mode I fracture behavior of bituminous paving mixtures subjected to a wide range of loading rates at intermediate temperature conditions.
Journal ArticleDOI
Digital image correlation techniques to investigate strain fields and cracking phenomena in asphalt materials
William G. Buttlar,Brian Hill,Y. Richard Kim,M. Emin Kutay,Anne Millien,Antonio Montepara,Glaucio H. Paulino,Christophe Petit,Ion Octavian Pop,Elena Romeo,Riccardo Roncella,Seyed Amirshayan Safavizadeh,Gabriele Tebaldi,Andrew Wargo +13 more
TL;DR: In this article, a specific task group of the RILEM Technical Committee 241-MCD “Mechanisms of Cracking and Debonding in Asphalt and Composite Pavements” was established to investigate DIC applications for non-destructive and noncontact measurements of strain fields during laboratory testing.