Results 41 to 50 of about 4,543 (217)

Asphalt Binder Performance Grading for the Republic of Yemen Based on Superpave Asphalt Mix-Design

open access: yesOpen Civil Engineering Journal, 2020
The asphalt binder is considered a temperature-sensitive viscoelastic material. Temperature can cause some common distress of asphalt pavement, such as rutting (permanent deformation), which correlated with high-temperature environments, and ...
Mohammed A. Al-Hammadi   +3 more
semanticscholar   +1 more source

Influence of unserviceable tires’ rubber on the mechanical performance of hot mix asphalt

open access: yesRevista ALCONPAT, 2022
This work aimed to optimize the production of hot mix asphalt (HMA) from the use of asphalt-rubber. For that, the mechanical performance of asphalt mixtures produced with different binders was evaluated: commercial asphalt-rubber (AR08), asphalt crumb ...
Camila G. Luz Nunes   +4 more
doaj   +1 more source

Implementing the Superpave 5 Asphalt Mixture Design Method in Indiana

open access: yes, 2020
Recent research developments have indicated that asphalt mixture durability and pavement life can be increased by modifying the Superpave asphalt mixture design method to achieve an in-place density of 95%, approximately 2% higher than the density ...
J. Haddock   +4 more
semanticscholar   +1 more source

Effect of the Bailey Ratios in Superpave Gradation Design for Tokyo International Airport Pavement

open access: yesThe Baltic Journal of Road and Bridge Engineering, 2013
This paper discusses the use of the Bailey method in Superpave mixture design for Tokyo International Airport (HND) pavements. The objective of this study is to determine whether the fine graded gradations with 70% of loose unit weight of coarse ...
Teck Shang Goh   +2 more
doaj   +1 more source

Determination of Temperature Zoning for the Great Lakes Region of Africa based on Superpave System

open access: yes, 2020
Majority of the countries in the Great Lakes region of Africa still rely on the traditional Penetration grading approach for characterizing asphalt binder, as opposed to the more recent and reliable approach of SuperPave (Superior Performing Asphalt ...
Mukunde Ronald   +2 more
semanticscholar   +1 more source

Effect of Various Metal Hydroxide Flame Retardants on the Rheological Properties of Asphalt Binder

open access: yesMedžiagotyra, 2019
Metal hydroxide has been widely used as flame retardant to reduce the hazards of tunnel fire, however, few researches investigate its effect on the rheological properties of asphalt binder systemically.
Lingzhu GU   +4 more
doaj   +1 more source

Comprehensive Assessment of Polymeric Additives on the Rheological Durability and Aging Resistance of Modified Bitumen

open access: yesAdvances in Civil Engineering, Volume 2026, Issue 1, 2026.
This study investigates the performance of bitumen modified with different polymer‐based additives including styrene–butadiene–styrene (SBS), Enprene 611, Enprene 701, crumb rubber (CR), and Elvaloy + PPA. The base bitumen used in the study was B70/100 bitumen obtained from the Batman Refinery.
İsra Seza Deveci   +4 more
wiley   +1 more source

Laboratory characterization of asphalt binders modified with waste vegetable oil using SuperPave specifications

open access: yes, 2018
The goal of this study is to check the validity of using the waste vegetable oil as an additive to the asphalt cement, to be used later in the construction of flexible pavements.
A. Al-Omari, T. Khedaywi, M. Khasawneh
semanticscholar   +1 more source

Predicting the Impact of Crumb Rubber Size on the Rutting Resistance of Crumb Rubber Modified Asphalt Mixtures Using Gene Expression Programming

open access: yesAdvances in Civil Engineering, Volume 2026, Issue 1, 2026.
Crumb rubber modified asphalt (CRMA) offers several advantages such as increased rutting resistance and enhanced stability. However, few studies have explored the relation between CR size and rutting resistance of CRMA mixtures at different temperatures as well as the development of prediction models to assess the performance of CRMA mixtures ...
Waqar Anwar   +7 more
wiley   +1 more source

Rheo‐Chemical Characterization and ML‐Based Prediction of Rejuvenated RAP Binders

open access: yesAdvances in Civil Engineering, Volume 2026, Issue 1, 2026.
Reclaimed asphalt pavement (RAP) has gained significant attention in pavement engineering due to its economic and environmental benefits. However, the high stiffness and brittleness of aged RAP binders (RPB) necessitate the use of rejuvenators to restore their performance. This study evaluated the effectiveness of two commercial rejuvenators (PX and RB)
Mohammad Farhad Ayazi   +3 more
wiley   +1 more source

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