Information synthesis and preliminary case study for life cycle assessment of reflective coatings for cool pavements

This paper synthesizes existing available information and knowledge to enhance the understanding of the environmental impact of material production and construction of pavement reflective coatings. This work was performed through a literature survey of current technologies and products. Discussed in...

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Main Authors: Hui Li, Arash Saboori, Xuejuan Cao
Format: Article
Language:English
Published: KeAi Communications Co., Ltd. 2016-08-01
Series:International Journal of Transportation Science and Technology
Subjects:
Online Access:http://www.sciencedirect.com/science/article/pii/S204604301600006X
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author Hui Li
Arash Saboori
Xuejuan Cao
author_facet Hui Li
Arash Saboori
Xuejuan Cao
author_sort Hui Li
collection DOAJ
description This paper synthesizes existing available information and knowledge to enhance the understanding of the environmental impact of material production and construction of pavement reflective coatings. This work was performed through a literature survey of current technologies and products. Discussed in the paper are the classification, components, production method, typical albedo values and durability, application scope and rate, application method, and a preliminary partial assessment of the environmental impacts of pavement reflective coatings. The preliminary case study shows that compared to HMA and PCC overlays and even slurry seals, reflective coatings could have lower environmental impacts depending on their durability. However, unlike overlays, reflective coatings do not improve the surface smoothness and ride quality and therefore do not improve fuel consumption and user comfort during the use phase, which was not included in this preliminary LCA case study. The reflective coatings and slurry seal also do not improve structural capacity of the pavement.
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spelling doaj.art-54251b49dd814bf4966db91413b771b22023-09-02T22:23:04ZengKeAi Communications Co., Ltd.International Journal of Transportation Science and Technology2046-04302016-08-0151384610.1016/j.ijtst.2016.06.005Information synthesis and preliminary case study for life cycle assessment of reflective coatings for cool pavementsHui Li0Arash Saboori1Xuejuan Cao2College of Transportation Engineering, Tongji University, 4800 Caoan Rd, Shanghai 201804, ChinaUniversity of California Pavement Research Center, Dept. Civil and Environmental Engineering, UC Davis, 1 Shields Ave, Davis, CA 95616, USASchool of Civil Engineering and Architecture, Chongqing Jiaotong University, ChinaThis paper synthesizes existing available information and knowledge to enhance the understanding of the environmental impact of material production and construction of pavement reflective coatings. This work was performed through a literature survey of current technologies and products. Discussed in the paper are the classification, components, production method, typical albedo values and durability, application scope and rate, application method, and a preliminary partial assessment of the environmental impacts of pavement reflective coatings. The preliminary case study shows that compared to HMA and PCC overlays and even slurry seals, reflective coatings could have lower environmental impacts depending on their durability. However, unlike overlays, reflective coatings do not improve the surface smoothness and ride quality and therefore do not improve fuel consumption and user comfort during the use phase, which was not included in this preliminary LCA case study. The reflective coatings and slurry seal also do not improve structural capacity of the pavement.http://www.sciencedirect.com/science/article/pii/S204604301600006XCool pavementReflective coatingEnvironmental impactsLife cycle assessment
spellingShingle Hui Li
Arash Saboori
Xuejuan Cao
Information synthesis and preliminary case study for life cycle assessment of reflective coatings for cool pavements
International Journal of Transportation Science and Technology
Cool pavement
Reflective coating
Environmental impacts
Life cycle assessment
title Information synthesis and preliminary case study for life cycle assessment of reflective coatings for cool pavements
title_full Information synthesis and preliminary case study for life cycle assessment of reflective coatings for cool pavements
title_fullStr Information synthesis and preliminary case study for life cycle assessment of reflective coatings for cool pavements
title_full_unstemmed Information synthesis and preliminary case study for life cycle assessment of reflective coatings for cool pavements
title_short Information synthesis and preliminary case study for life cycle assessment of reflective coatings for cool pavements
title_sort information synthesis and preliminary case study for life cycle assessment of reflective coatings for cool pavements
topic Cool pavement
Reflective coating
Environmental impacts
Life cycle assessment
url http://www.sciencedirect.com/science/article/pii/S204604301600006X
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AT arashsaboori informationsynthesisandpreliminarycasestudyforlifecycleassessmentofreflectivecoatingsforcoolpavements
AT xuejuancao informationsynthesisandpreliminarycasestudyforlifecycleassessmentofreflectivecoatingsforcoolpavements