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CEN - PREN 14389

Road traffic noise reducing devices - Procedures for assessing long term performance

pending, Most Current
Organization: CEN
Publication Date: 1 December 2021
Status: pending
Page Count: 16
ICS Code (Road equipment and installations): 93.080.30
scope:

This document specifies a method for evaluating the working life of Noise Reducing Devices used alongside roads according to the relevant exposure conditions.

It also specifies a method for determining the acoustic characteristic at the end of the working life.

Document History

PREN 14389
December 1, 2021
Road traffic noise reducing devices - Procedures for assessing long term performance
This document specifies a method for evaluating the working life of Noise Reducing Devices used alongside roads according to the relevant exposure conditions. It also specifies a method for...

References

This document references:
EN 1793-1 - Road traffic noise reducing devices - Test method for determining the acoustic performance - Part 1: Intrinsic characteristics of sound absorption under diffuse sound field conditions
Published by CEN on March 1, 2017
This European Standard 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...
This document references:
EN 1793-5 - Road traffic noise reducing devices - Test method for determining the acoustic performance - Part 5: Intrinsic characteristics - In situ values of sound reflection under direct sound field conditions
Published by CEN on March 1, 2016
This European Standard describes a test method for measuring a quantity representative of the intrinsic characteristics of sound reflection from road noise reducing devices: the reflection index. The...
This document references:
EN 1793-6 - Road traffic noise reducing devices - Test method for determining the acoustic performance - Part 6: Intrinsic characteristics - In situ values of airborne sound insulation under direct sound field conditions
Published by CEN on June 1, 2018
This document describes a test method for measuring a quantity representative of the intrinsic characteristics of airborne sound insulation for traffic noise reducing devices: the sound insulation...
This document references:
EN IEC 60721-3-4 - Classification of environmental conditions - Part 3-4: Classification of groups of environmental parameters and their severities - Stationary use at non-weatherprotected locations
Published by CENELEC on July 1, 2019
This part of IEC 60721 classifies groups of environmental parameters and their severities to which products are subjected when installed for stationary use at non-weatherprotected locations....
This document is referenced by:
EN 14388 - Road traffic noise reducing devices - Specifications
Published by CEN on September 1, 2015
This European Standard specifies requirements for the following road traffic noise reducing devices (as defined in 3.1): • noise barriers (as defined in 3.2); • claddings (as defined in 3.5); • road...
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