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  • 14/30268407 DC : 0

    Superseded A superseded Standard is one, which is fully replaced by another Standard, which is a new edition of the same Standard.

    BS 4142 - METHODS FOR RATING AND ASSESSING INDUSTRIAL AND COMMERCIAL SOUND

    Available format(s):  Hardcopy, PDF

    Superseded date:  31-10-2014

    Language(s):  English

    Published date: 

    Publisher:  British Standards Institution

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

    Foreword
    1 Scope
    2 Normative references
    3 Terms and definitions
    4 Purpose and context of the assessment
    5 Instrumentation
    6 Measurement procedure
    7 Specific sound level
    8 Background sound level
    9 Rating level
    10 Uncertainty
    11 Assessment of the impacts
    12 Information to be reported
    Annexes
    Annex A (informative) - Examples of how to use the
            standard to obtain ratings
    Annex B (informative) - Good practice for reducing
            uncertainty
    Annex C (informative) - Objective method of assessing
            the audibility of tones in sound: Simplified
            method
    Annex D (normative) - Objective method for assessing
            the audibility of tones in sound: Reference
            method
    Annex E (informative) - Objective method for measuring
            the prominence of impulsive sounds and for
            adjustment of L[Aeq]
    Annex F (informative) - Procedure for the assessment of low
            frequency noise complaints
    Bibliography

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

    Comment Closes On
    Committee EH/1/3
    Document Type Draft
    Publisher British Standards Institution
    Status Superseded

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

    ISO 1996-2:2017 Acoustics — Description, measurement and assessment of environmental noise — Part 2: Determination of sound pressure levels
    BS EN 61672-1:2013 Electroacoustics. Sound level meters Specifications
    BS 7580-1:1997 Specification for the verification of sound level meters Comprehensive procedure
    BS 7445-3:1991 Description and measurement of environmental noise Guide to application to noise limits
    BS ISO 12913-1:2014 Acoustics. Soundscape Definition and conceptual framework
    ISO 9613-1:1993 Acoustics Attenuation of sound during propagation outdoors Part 1: Calculation of the absorption of sound by the atmosphere
    ISO 9613-2:1996 Acoustics — Attenuation of sound during propagation outdoors — Part 2: General method of calculation
    BS EN ISO 11204:2010 Acoustics. Noise emitted by machinery and equipment. Determination of emission sound pressure levels at a work station and at other specified positions applying accurate environmental corrections
    BS EN 61260:1996 Electroacoustics. Octave-band and fractional-octave-band filters
    BS EN 61672-3:2013 Electroacoustics. Sound level meters Periodic tests
    BS EN 61183:1995 Electroacoustics. Random-incidence and diffuse-field calibration of sound level meters
    BS EN ISO/IEC 17025:2005 General requirements for the competence of testing and calibration laboratories
    BS EN 60804:2001 Integrating-averaging sound level meters
    ISO 1996-1:2016 Acoustics Description, measurement and assessment of environmental noise Part 1: Basic quantities and assessment procedures
    BS 7445-2:1991 Description and measurement of environmental noise Guide to the acquisition of data pertinent to land use
    BS EN 60942:2003 Electroacoustics. Sound calibrators
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