23–26 Jul 2024
Europe/Lisbon timezone

Feasibility study on high content Reclaimed Rubberised Asphalt Mixtures for wearing courses

25 Jul 2024, 16:15
15m
Room A

Room A

Speaker

Davide Lo Presti (University of Palermo, Department of Civil Engineering)

Description

Abstract. The use of Reclaimed Rubberised Asphalt Mixtures (RRAM) in road pavement construction is a significant stride in reducing reliance on new materials and reducing waste disposal. RRAM provides a sustainable, cost-effective solution for roads, boosting durability and performance while supporting environmental causes [1,2]. However, despite its benefits, challenges remain. A thorough exploration of recycling RAM into RRAM is crucial. This study investigates into this, aiming to evaluate RRAM recy-clability through a tailored three-step procedure: 1) laboratory production of RRAM, 2) designing RRAM asphalt mixtures using the SUPERPAVE5 concept, and 3) performance-based characterization of RRAM. This compre-hensive approach assesses rutting, cracking, and moisture damage re-sistance. The results highlight RRAM's potential benefits in road construc-tion, shedding light on its recyclability and paving the way for future sus-tainability-focused research in road-building practices.

Co-authors

G. Giancontieri (University of Palermo, Department of Civil Engineering) G. Buttitta (University of Palermo, Department of Civil Engineering) U. Ghani (University of Palermo, Department of Civil Engineering)

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