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    I.S. EN 1793-5:2016&AC:2018

    Current The latest, up-to-date edition.

    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

    Available format(s):  Hardcopy, PDF

    Language(s):  English

    Published date:  29-08-2018

    Publisher:  National Standards Authority of Ireland

    For Harmonized Standards, check the EU site to confirm that the Standard is cited in the Official Journal.
    Only cited Standards give presumption of conformance to New Approach Directives/Regulations.

    Dates of withdrawal of national standards are available from NSAI.

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    Table of Contents - (Show below) - (Hide below)

    European 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

    Abstract - (Show below) - (Hide below)

    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.

    General Product Information - (Show below) - (Hide below)

    Committee TC 226
    Document Type Standard
    Product Note The date of any NSAI previous adoption may not match the date of its original CEN/CENELEC document.
    Publisher National Standards Authority of Ireland
    Status Current
    Supersedes
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