PREN 1793-5 : DRAFT 2014
Superseded
A superseded Standard is one, which is fully replaced by another Standard, which is a new edition of the same Standard.
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
01-03-2016
31-03-2014
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
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