The environmental impact assessment of Asphalt Rubber: Life Cycle Assessment
Material and energy recovery from end of life tires are the two alternatives to accomplish the European legislation, which has progressively banned […]
Document: Research Study
Asphalt Rubber: how to successfully overcoming the barriers towards greater sustainability
Noise reduction, higher safety, durability, shorter construction times, lower maintenance costs, reduced carbon footprint , higher cost benefit ratio, saves natural resources […]
The First Brazilian Experience with In Situ Field Blend Rubber Asphalt
The main objective of the present study is to present the results of the first rehabilitation project in Brazil using asphalt rubber […]
Asphalt-Rubber Chip Seal and Polymer Modified Asphalt-Rubber Two Layer System, Case Studies
This paper discusses the design and construction of two recently completed projects. One project represents the largest tonnage of asphalt-rubber placed as […]
New Bitumen Rubber Technology Improves Storage, Handling and Stability of Bitumen Rubber
Bitumen rubber is globally known to be the best modified binder from a rheological and a durability perspective. Due to its visco-elastic […]
Influence of processing conditions on rheology of tyre rubber modified bitumens
Tyre Rubber Modified Binders (TR-MBs), produced through McDonald wet process and used worldwide (e.g. asphalt rubber), have been demonstrated to provide various […]
Comparing Effects of Crumb Rubber and Synthetic Polymers on Hot Mix Asphalt Performance
One of the most widely used bitumen additives is styrene-butadiene-styrene (SBS) polymer. Addition of this polymer has been shown to improve asphalt […]
Elastomeric Asphalt Extender – A New Frontier on Asphalt Rubber Mixes
The Reacted and Activated Rubber (RAR), as an Asphalt Rubber Binder, is composed of plain soft bitumen, fine crumb rubber, and an […]
Using Statistical Analysis to Compare Life Cycle Costs of Rubberized Hot Mix Asphalt with Conventional Hot Mix
Asphalt Rubber (AR) has been used in the United States since 1960s. Because AR binders contain a Crumb Rubber Modifier (CRM) manufactured […]
Seven Year Itch – Evaluation of Caltrans Full Scale Experiment on Asphalt Rubber Modified Pavements
The California Department of Transportation (Caltrans) has been using scrap tire rubber in asphalt pavements since the 1970s in chip seals and […]