Results 31 to 40 of about 3,453 (174)

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

Mix Proportion Optimisation Design and Performance Evaluation of a Cold‐Recycled Mixture Based on Uniform Design and Bailey Verification

open access: yesAdvances in Civil Engineering, Volume 2026, Issue 1, 2026.
To eliminate the gradation variability of reclaimed asphalt pavement (RAP) materials and improve the road performance of cold‐recycled mixtures, this study analyses the gradation variability of recycled materials and conducts gradation design using the actual particle sizes of extracted aged materials.
Rui Yang   +5 more
wiley   +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

Rheological Evaluation of Bitumen Modified With Polyethylene and Crumb Rubber via the Multiple Stress Creep Recovery (MSCR) Test: A Case Study

open access: yesAdvances in Civil Engineering, Volume 2026, Issue 1, 2026.
Conventional polymer modification of bitumen, while enhancing in‐service performance, often leads to increased material costs. Recycled tire‐derived crumb rubber (CR) presents a sustainable and economically viable alternative, offering valuable elastomeric properties and environmental benefits by diverting waste from landfills.
Hossein Zanjirani Farahani   +2 more
wiley   +1 more source

Performance of Superpave and Hveem Sections in Nevada: Volume IV

open access: yes, 2003
The Nevada Department of Transportation (NDOT) has strongly supported Superpave related research and implementation efforts since the completion of the Strategic Highway Research Program (SHRP).
Sebaaly, Peter E.   +3 more
core   +2 more sources

Estimating Optimum Compaction Level for Dense-Graded Hot-Mix Asphalt Mixtures

open access: yesThe Journal of Engineering Research, 2010
A critical step in the design of asphalt mixtures is laboratory compaction. Laboratory compaction should reflect field compaction and should produce mixtures that are economical and possess high structural stability.
Khalid Al Shamsi, Louay N. Mohammad
doaj   +1 more source

Comparative Study on Crack Resistance of High‐Modulus Asphalt Mixtures Modified With SBS and Basalt Fiber

open access: yesAdvances in Civil Engineering, Volume 2026, Issue 1, 2026.
This study addresses the critical limitation of inadequate crack resistance in high‐modulus asphalt mixtures by systematically investigating the efficacy of various modification strategies. A base asphalt mixture, and a styrene–butadiene–styrene (SBS)‐modified asphalt mixture were established as control references, while a standard high‐modulus ...
Jing Zhang   +7 more
wiley   +1 more source

A Laboratory Investigation into the Effects of the Aggregated Related Facts of Critical VMA in Asphalt Paving Mixtures: TR-415, June 2000 [PDF]

open access: yes, 2000
This report summarizes research conducted at Iowa State University on behalf of the Iowa Department of Transportation, focusing on the volumetric state of hot-mix asphalt (HMA) mixtures as they transition from stable to unstable configurations.

core  

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