PREN 1793-5 : DRAFT 2014

Name: PREN 1793-5 : DRAFT 2014
Brand: CEN

Superseded

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

Superseded date

03-01-2016

Published date

03-31-2014

Publisher

Comite Europeen de Normalisation

Foreword
Introduction
1 Scope
2 Normative references
3 Terms and definitions
4 Symbols and abbreviations
5 Sound reflection index measurements
Annex A (informative) - Measurement uncertainty
Annex B (informative) - Template of test report
on sound reflection of road noise barriers
Annex C (informative) - Near field to far field
relationship
Bibliography

Explains a test method for measuring a quantity representative of the intrinsic characteristics of sound reflection from road noise reducing devices: the reflection index.

Committee	TC 226
DocumentType	Draft
PublisherName	Comite Europeen de Normalisation
Status	Superseded

Standards	Relationship
DIN EN 1793-5:2016-10	Identical
14/30296484 DC : 0	Identical

15/30321297 DC : 0	BS 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
PREN 1793-1 : DRAFT 2015	ROAD TRAFFIC NOISE REDUCING DEVICES - TEST METHOD FOR DETERMINING THE ACOUSTIC PERFORMANCE - PART 1: INTRINSIC CHARACTERISTICS OF SOUND ABSORPTION UNDER DIFFUSE SOUND FIELD CONDITIONS