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Study of the mechanical behaviour of reclaimed asphalt aggregates without binder addition
- Source :
- E3S Web of Conferences, E3S Web of Conferences, EDP Sciences, 2019, 92, pp.10004. ⟨10.1051/e3sconf/20199210004⟩, E3S Web of Conferences, Vol 92, p 10004 (2019), E3S Web of Conferences, 2019, 92, pp.10004. ⟨10.1051/e3sconf/20199210004⟩
- Publication Year :
- 2019
- Publisher :
- EDP Sciences, 2019.
-
Abstract
- International audience; The objective of this paper is to investigate a source of reclaimed asphalt aggregates without binder addition. To this end, a series of triaxial tests was performed. First, monotonic triaxial tests allowed to determine failure resistance of the material at 20°C, 50°C and at 20°C with a prior preheating at 50°C. Then, the resilient and permanent behaviours at 20°C were studied thanks to Repeated Load Triaxial (RLT) tests with different levels of loading. The results show that increasing the temperature test implies a drop of failure resistance but a higher cohesion. RLT tests reveal a stress dependent resilient behaviour. Finally, the experimental results were compared with calibrations of the non-linear elastic Boyce model.
- Subjects :
- lcsh:GE1-350
Materials science
0211 other engineering and technologies
020101 civil engineering
02 engineering and technology
Sciences de l'ingénieur [physics]/Génie civil
0201 civil engineering
Stress (mechanics)
[SPI.GCIV]Engineering Sciences [physics]/Civil Engineering
Asphalt
021105 building & construction
Cohesion (geology)
Composite material
lcsh:Environmental sciences
Subjects
Details
- ISSN :
- 22671242 and 25550403
- Volume :
- 92
- Database :
- OpenAIRE
- Journal :
- E3S Web of Conferences
- Accession number :
- edsair.doi.dedup.....eb4f95184e131f18886ada7c85e387ac