ÖNORM EN 1793-1

Issue date: 2026 03 01

Road traffic noise reducing devices - Test method for determining the acoustic performance - Part 1: Intrinsic characteristics - Sound absorption under diffuse sound field conditions

This document specifies the laboratory method for measuring the sound absorption performance of road traffic noise reducing devices in reverberant conditions. It covers the assessment of the intrinsic sound absorption performance of devices that can reasonably be assembled inside the testing facility described in EN ISO 354. This method is not intended for the determination of the intrinsic characteristics of sound absorption of noise reducing devices to be installed on roads in non-reverberant conditions. The test method in EN ISO 354 referred to in this document excludes devices that act as weakly damped resonators. Some devices will depart significantly from these requirements and in these cases, care is needed in interpreting the results.

General information on ÖNORM EN 1793-1

Format
Paper | 35 Pages
Language
German | English | Download GER/ENG
Publisher
Austrian Standards International

Timeline

An overview of the development of ÖNORM EN 1793-1 from 1998 til today.

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Normative References

Here you will find an extract of the normative references. Please refer to the document itself for the full list.

Dokumentnummer Titel Ausgabedatum Art Link
Dokumentnummer
ISO 9613-1:1993
Titel
Acoustics — Attenuation of sound during propagation outdoors — Part 1: Calculation of the absorption of sound by the atmosphere
Ausgabedatum
1993 06 03
Art
Standard

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