Results 11 to 20 of about 89,745 (230)

Research on Rejuvenation of Styrene-Butadiene-Styrene Block Copolymer Modified Asphalt with Rejuvenating Agent Based on Pre-Mixing Method

open access: yesAdvances in Materials Science and Engineering, 2022
The traditional addition method of rejuvenating agent used in the laboratory is inconsistent with the actual situation of the project, which reduces the reliability of the test results. In this paper, the way of premixing rejuvenating agent and Reclaimed
Rui Wang   +3 more
doaj   +1 more source

Mechanical properties evaluation of asphalt mixtures with variable contents of reclaimed asphalt pavement (RAP)

open access: yesResults in Engineering, 2022
This research paper aims to evaluate the performance of hot asphalt mixes containing reclaimed asphalt pavement (RAP) at different percentages. The usage of RAP as a recycled construction material has become a common practice in many countries nowadays ...
Mu'tasim Abdel-Jaber   +4 more
doaj   +1 more source

Research on Basic Performance and Aging Durability of Iron Tailings Asphalt Mixture

open access: yesKuangchan zonghe liyong, 2022
In order to avoid excessive use of natural sand and gravel materials as aggregates of asphalt mixtures and to comply with the strategic policy of green development, solid waste iron tailings are used to replace sand and gravel materials to prepare a new ...
Lianping Zhao, Shaoju Hao, Jing Ma
doaj   +1 more source

Calculation and Characterization of Air Void in Mortar of the Hot Mix Asphalt (HMA) Based on CT Scanning and Image Analysis Methods

open access: yesApplied Sciences, 2023
The air void content is one of the most important volumetric properties of asphalt matrixes, such as asphalt mixtures or mortars, because it can greatly affect the performance of the matrix.
Li-Heng Shu   +4 more
doaj   +1 more source

Research on the influence of RAP and aged asphalt on the performance of plant-mixed hot recycled asphalt mixture and blended asphalt

open access: yesCase Studies in Construction Materials, 2021
The overuse of resources and environmental destruction has led to the development of renewable research. Research on reclaimed asphalt pavement (RAP) has received widespread attention.
Yuheng Chen   +4 more
doaj   +1 more source

Bonding Evaluation of Asphalt Emulsions used as Tack Coats through Shear Testing

open access: yesApplied Sciences, 2019
A poor bond between the layers constituting an asphalt pavement can cause structural problems such as slippage, delamination, and top-down cracking.
José Roberto Galaviz-González   +3 more
doaj   +1 more source

Sensitivity of the Flow Number to Mix Factors of Hot-Mix Asphalt

open access: yesInfrastructures, 2019
In the design of pavement infrastructure, the flow number is used to determine the suitability of a hot-mix asphalt mixture (HMA) to resist permanent deformation when used in flexible pavement.
Md Rashadul Islam   +2 more
doaj   +1 more source

Study on the compatibility between polyurethane and asphalt based on experiment and molecular dynamics simulation

open access: yesCase Studies in Construction Materials, 2022
Compatibility between asphalt and polyurethane (PU) additives is the most challenging issue affecting the performance of PU modified asphalt. This study aims to investigate the influence of shearing temperature and PU content on compatibility between PU ...
Ting Huang   +6 more
doaj   +1 more source

Evaluating the role of aggregate gradation on cracking performance of asphalt concrete for thin overlays [PDF]

open access: yes, 2019
Thin asphalt concrete overlays are a maintenance technique that mainly restore the functional properties of pavements. One of the main issues in thin overlays is reflective cracking that can cause early deterioration and reduce their service life.
García Gil, Lívia   +2 more
core   +2 more sources

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