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    I.S. EN ISO 9612:2009

    Current The latest, up-to-date edition.

    ACOUSTICS - DETERMINATION OF OCCUPATIONAL NOISE EXPOSURE - ENGINEERING METHOD

    Available format(s):  Hardcopy, PDF

    Language(s):  English

    Published date:  01-01-2009

    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)

    Foreword
    Introduction
    1 Scope
    2 Normative references
    3 Terms and definitions
    4 Symbols
    5 Instrumentation
    6 Methodology - Chronological steps
    7 Work analysis
    8 Selection of measurement strategies
    9 Strategy 1 - Task-based measurement
    10 Strategy 2 - Job-based measurement
    11 Strategy 3 - Full-day measurement
    12 Measurements
    13 Sources of uncertainty
    14 Calculation of measurement uncertainties and
       presentation of the final results
    15 Information to be reported
    Annex A (informative) Example of a checklist to ensure that
            significant noise events are detected during the
            work analysis
    Annex B (informative) Guide to the selection of
            measurement strategy
    Annex C (normative) Evaluation of measurement
            uncertainties
    Annex D (informative) An example showing calculation of
            daily noise exposure level using task-based
            measurements
    Annex E (informative) An example showing calculation of
            daily noise exposure level using job-based
            measurements
    Annex F (informative) Sample calculation of daily noise
            exposure level using full-day measurements
    Bibliography

    Abstract - (Show below) - (Hide below)

    Describes an engineering method for measuring workers' exposure to noise in a working environment and calculating the noise exposure level.

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

    Document Type Standard
    Publisher National Standards Authority of Ireland
    Status Current

    Standards Referencing This Book - (Show below) - (Hide below)

    ISO 11202:2010 Acoustics Noise emitted by machinery and equipment Determination of emission sound pressure levels at a work station and at other specified positions applying approximate environmental corrections
    IEC 61252:1993+AMD1:2000+AMD2:2017 CSV Electroacoustics - Specifications for personal sound exposure meters
    ISO 11200:2014 Acoustics Noise emitted by machinery and equipment Guidelines for the use of basic standards for the determination of emission sound pressure levels at a work station and at other specified positions
    EN 458:2016 Hearing protectors - Recommendations for selection, use, care and maintenance - Guidance document
    ISO/TR 25417:2007 Acoustics Definitions of basic quantities and terms
    IEC 60942:2003 Electroacoustics - Sound calibrators
    ISO 11904-2:2004 Acoustics Determination of sound immission from sound sources placed close to the ear Part 2: Technique using a manikin
    ISO 4869-2:1994 Acoustics Hearing protectors Part 2: Estimation of effective A-weighted sound pressure levels when hearing protectors are worn
    ISO 11205:2003 Acoustics — Noise emitted by machinery and equipment — Engineering method for the determination of emission sound pressure levels in situ at the work station and at other specified positions using sound intensity
    ISO 11203:1995 Acoustics — Noise emitted by machinery and equipment — Determination of emission sound pressure levels at a work station and at other specified positions from the sound power level
    ISO 1999:2013 Acoustics Estimation of noise-induced hearing loss
    ISO 11904-1:2002 Acoustics — Determination of sound immission from sound sources placed close to the ear — Part 1: Technique using a microphone in a real ear (MIRE technique)
    ISO 11201:2010 Acoustics Noise emitted by machinery and equipment Determination of emission sound pressure levels at a work station and at other specified positions in an essentially free field over a reflecting plane with negligible environmental corrections
    IEC 60651:1979+AMD1:1993+AMD2:2000 CSV Sound level meters
    IEC 60804:2000 Integrating-averaging sound level meters
    ISO/IEC Guide 98-3:2008 Uncertainty of measurement — Part 3: Guide to the expression of uncertainty in measurement (GUM:1995)
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