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PoroElastic Road SUrface: an innovation to Avoid Damages to the Environment (PERSUADE)

Description: Objective: Low-noise road surfaces are recognized as a cost-effective tool for traffic noise abatement. The best performance can be achieved by optimizing surface texture and porosity. That way, a bottom line of a 3dB lifetime average reduction with respect to ordinary asphalt has been reached. Any progress must resort to another noise-relevant characteristic i.e. elasticity by which the noise due to tyre vibrations can be suppressed. A recently completed European project has shown that, in order to be effective, the elasticity of the road surface must be in the same range as that of the tyre itself. This explains why previous attempts of incorporating a little rubber in an asphalt mix failed to produce significant noise reductions. The solution consists of a fully rubberized, porous compound: a so-called.

Types:
SupportProgram

Origins: /Bund/UBA/UFORDAT

Tags: Asphalt ? Gummi ? Lärmminderung ? Schall 03 ? Lärmarmer Straßenbelag ? Straßenbelag ? Technologietransfer ? Umweltschaden ? Verkehrslärm ? Lärmbekämpfung ? Fahrzeugreifen ? Reifengeräusch ? Straßenbau ? Abfallwirtschaft ? Innovation ? Lärm ? Verkehrswegebau ? Erschütterung ? Gewebe ? Kosten ? Umweltschutz ? Mittelwert ? Erlass [Recht] ? FP7-ENVIRONMENT ? Haltbarkeit ? Materials Technology ? Porosität ?

License: cc-by-nc-nd/4.0

Language: Englisch/English

Organisations

Time ranges: 2009-09-01 - 2015-08-31

Status

Quality score

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