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Overview ISO 13472-1:2022 - "Acoustics - Measurement of sound absorption properties of road surfaces in situ - Part 1: Extended surface method" specifies an in‑situ test method to determine the sound…
Overview ISO 13472-2:2010 - "Acoustics - Measurement of sound absorption properties of road surfaces in situ - Part 2: Spot method for reflective surfaces" - specifies a portable in‑situ test method…
Overview - ISO 13472-2:2025 (Spot method for reflective road surfaces) ISO 13472-2:2025 specifies an in situ spot method to measure the sound absorption coefficient of road surfaces under normal inci…
1 Scope This part of ISO 13472 specifies a test method for measuring in situ the sound absorption coefficient of road surfaces for the one-third-octave-band frequencies ranging from 250 Hz to 1 600 H…
1 Scope This part of ISO 13472 describes a test method for measuring in situ the sound absorption coefficient of road surfaces as a function of frequency in the range from 250 Hz to 4 kHz. Normal inc…