The potential effect of crumb rubber on the maximum sound absorption performance of asphalt mixtures

Freddy Richard Apaza Apaza, V.F. Vázquez,S.E. Paje, L. Saiz,Federico Gulisano,Juan Gallego

Construction and Building Materials（2023）

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摘要

•This research focuses on the acoustic absorption properties of asphalt mixtures.•The parameter that mainly affect the sound absorption is the voids content of the mixture.•The addition of the crumb rubber can moderately improve sound absorption coefficient.

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关键词

Asphalt mixture, Crumb rubber, Impedance tube, Noise absorption, Volumetric parameters

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