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    I.S. EN ISO 140-12:2000

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    Superseded A superseded Standard is one, which is fully replaced by another Standard, which is a new edition of the same Standard.
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    ACOUSTICS - MEASUREMENT OF SOUND INSULATION IN BUILDINGS AND OF BUILDING ELEMENTS - PART 12: LABORATORY MEASUREMENT OF ROOM-TO-ROOM AIRBORNE AND IMPACT SOUND INSULATION OF AN ACCESS FLOOR

    Available format(s):  Hardcopy, PDF

    Superseded date:  16-06-2006

    Language(s):  English

    Published date:  01-01-2000

    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
    1. Scope
    2. Normative references
    3. Definitions
    4. Measuring equipment
    5. Test arrangement
        5.1 Requirements for the laboratory
             5.1.1 Construction of the test facility
             5.1.2 Dimensions of the test facility
             5.1.3 Dividing wall
             5.1.4 Access floor height
             5.1.5 Plenum lining
        5.2 Installation of access floor
    6. Test procedure and evaluation
        6.1 Generation of sound field in the source room
             6.1.1 Airborne noise
             6.1.2 Impact sound pressure level
        6.2 Measurement of average sound pressure level
             6.2.1 General
             6.2.2 Microphone positions
             6.2.3 Averaging time
        6.3 Frequency range of measurements
        6.4 Measurement of reverberation time and evaluation
             of equivalent sound absorption area
        6.5 Correction for background noise
        6.6 Maximum value of normalized flanking level difference
    7. Precision
    8. Expression of results
    9. Test report

    Abstract - (Show below) - (Hide below)

    Covers a laboratory method to measure the airborne and impact sound insulation of an access floor with a plenum of defined height mounted below an acoustical barrier which separates two rooms of a specified test facility.

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

    Document Type Standard
    Publisher National Standards Authority of Ireland
    Status Superseded
    Superseded By

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

    ISO 354:2003 Acoustics — Measurement of sound absorption in a reverberation room
    ISO 717-2:2013 Acoustics Rating of sound insulation in buildings and of building elements Part 2: Impact sound insulation
    ISO 140-6:1998 Acoustics Measurement of sound insulation in buildings and of building elements Part 6: Laboratory measurements of impact sound insulation of floors
    EN ISO 717-2:2013 Acoustics - Rating of sound insulation in buildings and of building elements - Part 2: Impact sound insulation (ISO 717-2:2013)
    ISO 140-3:1995 Acoustics — Measurement of sound insulation in buildings and of building elements — Part 3: Laboratory measurements of airborne sound insulation of building elements
    EN 60804:2000 Integrating-averaging sound level meters
    ISO 140-1:1997 Acoustics Measurement of sound insulation in buildings and of building elements Part 1: Requirements for laboratory test facilities with suppressed flanking transmission
    EN ISO 140-6 : 1998 ACOUSTICS - MEASUREMENT OF SOUND INSULATION IN BUILDINGS AND OF BUILDING ELEMENTS - PART 6: LABORATORY MEASUREMENTS OF IMPACT SOUND INSULATION OF FLOORS
    EN ISO 140-3:1995/A1:2004 ACOUSTICS - MEASUREMENT OF SOUND INSULATION IN BUILDINGS AND OF BUILDING ELEMENTS - PART 3: LABORATORY MEASUREMENTS OF AIRBORNE SOUND INSULATION OF BUILDING ELEMENTS
    EN 20354 : 1993 ACOUSTICS - MEASUREMENT OF SOUND ABSORPTION IN A REVERBERATION ROOM
    EN 20140-2:1993 Acoustics - Measurement of sound insulation in buildings and of building elements - Part 2: Determination, verification and application of precision data (ISO 140-2:1991)
    EN ISO 140-1:1997/A1:2004 ACOUSTICS - MEASUREMENT OF SOUND INSULATION IN BUILDINGS AND OF BUILDING ELEMENTS - PART 1: REQUIREMENTS FOR LABORATORY TEST FACILITIES WITH SUPPRESSED FLANKING TRANSMISSION
    ISO 717-1:2013 Acoustics Rating of sound insulation in buildings and of building elements Part 1: Airborne sound insulation
    EN 60651:1994/A2:2001 SOUND LEVEL METERS (IEC 60651:1979/A2:2000)
    IEC 61260:1995 Electroacoustics - Octave-band and fractional-octave-band filters
    EN 61260:1995/A1:2001 ELECTROACOUSTICS - OCTAVE-BAND AND FRACTIONAL-OCTAVE-BAND FILTERS
    IEC 60651:1979+AMD1:1993+AMD2:2000 CSV Sound level meters
    IEC 60804:2000 Integrating-averaging sound level meters
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