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Design, Construction and Monitoring an Experimental Section Using Cold Mix Asphalt 100% RAP Stabilized with Organic Rejuvenator Agent

  • Luis Miguel Gutiérrez Klinsky,
  • Valeria Cristina Faria,
  • Barbara Antonia Batista Dos Santos,
  • Vivian Silveira dos Santos Bardini

摘要

Reclaimed asphalt pavement (RAP) results from asphalt road pavement maintenance and requires proper disposal to avoid environmental issues. Regarding this, the recycling of RAP is essential to mitigate the consumption of natural resources. In addition, a cold mixture reduces the energy spent when compared with a HMA (Hot Mix Asphalt). The management of RAP meets the environmental criteria of ESG, Environmental, Social and Governance. Furthermore, there are so many studies that report the good mechanical performance of this material to be reused. The stabilization of 100% RAP using an organic rejuvenator agent is proposed in this study, to be used in pavement shoulders and localized repairs. The stages of this study included sample preparation, laboratory tests analysis, construction of an experimental section and its assessment after four years. The laboratory results and de assessment of the experimental section shows that is feasible to use 100% of RAP stabilized with organic rejuvenator agent for pavement shoulder lanes.