Investigation of Foamed Bitumen Mixes Using Reclaimed Asphalt Pavement Materials for Cold Recycling Technology
Sign Up to like & getrecommendations! Published in 2021 at "International Journal of Pavement Research and Technology"
DOI: 10.1007/s42947-021-00014-4
Abstract: Utilization of reclaimed asphalt pavement (RAP) in road construction has become a common practice worldwide. This is in-line with the global objective of sustainable development aimed at lowering the consumption of dwindling sources of virgin… read more here.
Keywords: reclaimed asphalt; rap materials; technology; asphalt pavement ... See more keywords
Potential use of reclaimed asphalt pavement and recycled concrete aggregate in base/subbase layers of flexible pavements
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DOI: 10.1016/j.conbuildmat.2017.06.028
Abstract: Abstract In current road and pavement engineering practices, the lack of fresh natural aggregate (granular material) supplies with increasing processing costs have led to use various reclaimed/recycled materials from old structures as a source of… read more here.
Keywords: concrete aggregate; pavement; rap; reclaimed asphalt ... See more keywords
Flexural fatigue evaluation of cement-treated mixtures of reclaimed asphalt pavement and crushed aggregates
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DOI: 10.1016/j.conbuildmat.2017.10.003
Abstract: Abstract This paper evaluates the fatigue behavior of cement-treated recycled pavement materials. Six mixtures with different cement contents and reclaimed asphalt pavement (RAP) percentages were tested under static and cyclic flexural loading. Cement content was… read more here.
Keywords: flexural fatigue; cement; reclaimed asphalt; asphalt pavement ... See more keywords
How to reduce reclaimed asphalt variability: A full-scale study
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DOI: 10.1016/j.conbuildmat.2018.08.137
Abstract: Abstract A 270 m long highly variable pavement section was isolated for this research (video https://youtu.be/JmkjavMwhao ) to evaluate quantitative changes in variability of reclaimed asphalt pavement (RAP) as a result of milling and stockpile homogenisation… read more here.
Keywords: reduce reclaimed; asphalt variability; variability full; variability ... See more keywords
Evaluation of fatigue behavior of high reclaimed asphalt binder mixes modified with rejuvenator and softer bitumen
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DOI: 10.1016/j.conbuildmat.2018.09.182
Abstract: Abstract Reclaimed asphalt binder (RAB) is aged bitumen extracted from milling of deteriorated asphalt pavement materials. The objective of this study was to analyze the effect of a new rejuvenator as well as softer bitumen… read more here.
Keywords: softer bitumen; asphalt binder; binder mixes; fatigue behavior ... See more keywords
Application of different modifiers for improvement of chemical characterization and physical-rheological parameters of reclaimed asphalt binder
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DOI: 10.1016/j.conbuildmat.2019.01.086
Abstract: Abstract Bitumen extracted from reclaimed asphalt pavement (RAP) materials is known as reclaimed asphalt binder (RAB). Many studies have been conducted to evaluate effect of the rejuvenating agents in physical-rheological and chemical properties of the… read more here.
Keywords: rab; chemical; reclaimed asphalt; binder ... See more keywords
Characterization of effects of reclaimed asphalt pavement (RAP) source and content on dynamic modulus of hot mix asphalt concrete
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DOI: 10.1016/j.conbuildmat.2019.05.059
Abstract: Abstract The effects of the reclaimed asphalt pavement (RAP) source and content on the dynamic modulus (E*) of hot mix asphalt concrete were characterized. Two parameters were proposed: the non-dimensional dynamic modulus-temperature index ( ∇… read more here.
Keywords: reclaimed asphalt; mix; rap; source ... See more keywords
Methodology to develop design guidelines to construct unbound base course with reclaimed asphalt pavement (RAP)
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DOI: 10.1016/j.conbuildmat.2019.06.196
Abstract: Abstract Reclaimed asphalt pavement (RAP) has been considered as one of the sources to create unbound base aggregate (UBA) for pavement structures for several years. There are number of previous research studies that focuses on… read more here.
Keywords: methodology; reclaimed asphalt; pavement rap; rap ... See more keywords
Variability of the mechanical properties of Reclaimed Asphalt Pavement (RAP) obtained from different sources
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DOI: 10.1016/j.conbuildmat.2019.116968
Abstract: Abstract Reclaimed Asphalt Pavement (RAP) is commonly used to manufacture new hot mix asphalt (HMA). The objective of this study is to determine the variability of RAP properties obtained from different projects or sources. To… read more here.
Keywords: pavement rap; variability; rap; obtained different ... See more keywords
Reducing the variability of multi-source reclaimed asphalt pavement materials: A practice in China
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DOI: 10.1016/j.conbuildmat.2021.122389
Abstract: Abstract The variability of reclaimed asphalt pavement (RAP) materials obtained from different sources is a major concern for the industry when recycling RAP for recycled asphalt mixtures. Many efforts have been made to minimize RAP… read more here.
Keywords: reclaimed asphalt; rap; material characteristics; asphalt pavement ... See more keywords
Sustainable asphalt concrete containing high reclaimed asphalt pavements and recycling agents: Performance assessment, cost analysis, and environmental impact
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DOI: 10.1016/j.jclepro.2019.118837
Abstract: Abstract In this study, mechanical performance, environmental impacts, and economic benefit criteria are considered so as to introduce sustainable asphalt mixtures containing a high content of reclaimed asphalt pavements. The low-temperature cracking, moisture susceptibility, fatigue… read more here.
Keywords: asphalt concrete; asphalt pavements; analysis; reclaimed asphalt ... See more keywords