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standard by International Organization for Standardization, 05/15/2014
ISO 10844:2014 specifies the essential characteristics of a test surface intended to be used for measuring vehicle and tyre or road noise emissions. The surface design given in ISO 10844:2014
produces consistent levels of tyre or road sound emission under a wide range of operating conditions including those appropriate to vehicle sound testing,minimizes inter-site variation,provides minor absorption of the vehicle sound sources, andis consistent with road-building practice.