| Reference | Designation/Description | Accredited assay |
Reference standards |
Product/ Material |
Comments |
|---|---|---|---|---|---|
| ACI.09 | Acoustics - In situ determination of insertion loss of outdoor noise barriers | Barreiras acústicas destinadas a tráfego rodoviário | |||
| ACL.01 | Determination of the sound insulation index for Rw air driving sounds | ISO 10140-1:2016; ISO 10140-2:2010; ISO 10140-4:2010; ISO 717-1:2013 | Building elements | Range: Rw ≤ 72 dB | |
| ACL.02 | Measurement of sound absorption in a reverberation room | NP EN ISO 354:2007 | Building elements | ||
| PRD.33 | Determinação da resistência ao impacto de barreiras acústicas | EN 1794-2:2011 (Anexo B) | Barreiras acústicas |