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  • ANSI/ASA S1.26 : 2014

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    Superseded A superseded Standard is one, which is fully replaced by another Standard, which is a new edition of the same Standard.
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    METHOD FOR CALCULATION OF THE ABSORPTION OF SOUND BY THE ATMOSPHERE

    Available format(s):  Hardcopy, PDF

    Superseded date:  12-03-2020

    Language(s):  English

    Published date:  01-01-2014

    Publisher:  Acoustical Society of America

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

    1 Scope
    2 Normative references
    3 Reference atmospheric conditions
    4 Attenuation coefficients owing to atmospheric
      absorption for pure-tone sounds
    5 Calculation procedure for pure-tone attenuation
      coefficients
    6 Accuracy of calculated pure-tone attenuation
      coefficients for various ranges of the variables
    7 Calculation of attenuation by atmospheric absorption
      for wideband sounds analyzed by
      fractional-octave-band filters
    8 Application to room acoustics
    Annex A (informative) - Physical mechanisms for atmospheric
            absorption
    Annex B (informative) - Conversion of humidity data to molar
            concentration of water vapor
    Annex C (informative) - Effect of inhomogeneous, real atmospheres
    Annex D (informative) - General spectrum-integration method
            for calculating the attenuation by atmospheric
            absorption of wideband sounds analyzed by
            fractional-octave-band filters
    Annex E (informative) - Approximate method for calculating
            the attenuation by atmospheric absorption of wideband
            sounds analyzed by fractional-octave-band filters

    Abstract - (Show below) - (Hide below)

    Defines an analytical method to calculate the attenuation of sound as a result of atmospheric absorption for a variety of meteorological conditions when the sound from any moderate-amplitude source propagates through the atmosphere.

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

    Committee S1
    Document Type Standard
    Publisher Acoustical Society of America
    Status Superseded
    Superseded By
    Supersedes

    Standards Referenced By This Book - (Show below) - (Hide below)

    MIL-DTL-83425 Revision A:2006 EARCUP, SOUND PROTECTIVE MX-8376/AR
    ANSI S12.8 : 1998 : R2008 METHODS FOR DETERMINING THE INSERTION LOSS OF OUTDOOR NOISE BARRIERS
    ANSI S12.18 : 1994 PROCEDURES FOR OUTDOOR MEASUREMENT OF SOUND PRESSURE LEVEL
    BS EN ISO 17201-2:2006 Acoustics. Noise from shooting ranges Estimation of muzzle blast and projectile sound by calculation
    ANSI S2.20 : 1983(R2011) ESTIMATING AIR BLAST CHARACTERISTICS FOR SINGLE POINT EXPLOSIONS IN AIR, WITH A GUIDE TO EVALUATION OF ATMOSPHERIC PROPAGATION AND EFFECTS
    DEFSTAN 08-006(PT2)/3(2017) : 2017 COUNTER-SURVEILLANCE REQUIREMENTS - PART 2: ACOUSTIC ASPECTS
    MIL-DTL-49198 Revision B:2014 HEADSET-MICROPHONE KIT, MK-1564( )/AIC
    ANSI S1.18 : 2010 METHOD FOR DETERMINING THE ACOUSTIC IMPEDANCE OF GROUND SURFACES
    SAE J 1400 : 2017 LABORATORY MEASUREMENT OF THE AIRBORNE SOUND BARRIER PERFORMANCE OF FLAT MATERIALS AND ASSEMBLIES
    ANSI S12.62 : 2012(R2017) ACOUSTICS - ATTENUATION OF SOUND DURING PROPAGATION OUTDOORS - PART 2: GENERAL METHOD OF CALCULATION
    ASTM F 2544 : 2011 : R2018 Standard Test Method for Determining A-Weighted Sound Power Level of Central Vacuum Power Units
    DIN EN ISO 17201-2:2006-10 ACOUSTICS - NOISE FROM SHOOTING RANGES - PART 2: ESTIMATION OF MUZZLE BLAST AND PROJECTILE SOUND BY CALCULATION
    SAE ARP 5534 : 2013 APPLICATION OF PURE-TONE ATMOSPHERIC ABSORPTION LOSSES TO ONE-THIRD OCTAVE-BAND DATA
    ANSI S2.20 : 1983 : R2006 ESTIMATING AIR BLAST CHARACTERISTICS FOR SINGLE POINT EXPLOSIONS IN AIR, WITH A GUIDE TO EVALUATION OF ATMOSPHERIC PROPAGATION AND EFFECTS
    CSA Z107.55 : 1986 RECOMMENDED PRACTICE FOR THE PREDICTION OF SOUND LEVELS RECEIVED AT A DISTANCE FROM AN INDUSTRIAL PLANT
    ANSI S3.1 : 1999 : R2003 MAXIMUM PERMISSIBLE AMBIENT NOISE LEVELS FOR AUDIOMETRIC TEST ROOMS
    CSA Z1007 : 2016 HEARING LOSS PREVENTION PROGRAM (HLPP) MANAGEMENT
    ANSI S3.6 : 2010 SPECIFICATION FOR AUDIOMETERS
    MIL-H-43925 Revision D:1988 HELMET, FLYER'S, PROTECTIVE, SPH-4
    API 74 : 2001 : R2007 RECOMMENDED PRACTICE FOR OCCUPATIONAL SAFETY FOR ONSHORE OIL AND GAS PRODUCTION OPERATION
    SAE J 2883 : 2015 LABORATORY MEASUREMENT OF RANDOM INCIDENCE SOUND ABSORPTION TESTS USING A SMALL REVERBERATION ROOM
    ISO 17201-2:2006 Acoustics Noise from shooting ranges Part 2: Estimation of muzzle blast and projectile sound by calculation
    UNI ISO 9613-2 : 2006 ACOUSTICS - ATTENUATION OF SOUND DURING PROPAGATION OUTDOORS - PART 2: GENERAL METHOD OF CALCULATION
    ANSI S3.1 : 1999 : R2013 MAXIMUM PERMISSIBLE AMBIENT NOISE LEVELS FOR AUDIOMETRIC TEST ROOMS
    ANSI S2.20 : 1983 ESTIMATING AIR BLAST CHARACTERISTICS FOR SINGLE POINT EXPLOSIONS IN AIR, WITH A GUIDE TO EVALUATION OF ATMOSPHERIC PROPAGATION AND EFFECTS
    API RP 74 : 2001 RECOMMENDED PRACTICE FOR OCCUPATIONAL SAFETY FOR ONSHORE OIL AND GAS PRODUCTION OPERATION
    ANSI S12.76 : 2017 METHODS FOR MEASUREMENT OF SUPERSONIC JET NOISE FROM UNINSTALLED MILITARY AIRCRAFT ENGINES
    MIL-STD-1474 Revision E:2015 NOISE LIMITS
    EN ISO 17201-2:2006 Acoustics - Noise from shooting ranges - Part 2: Estimation of muzzle blast and projectile sound by calculation (ISO 17201-2:2006)
    ASTM C 423 : 2017 : REDLINE Standard Test Method for Sound Absorption and Sound Absorption Coefficients by the Reverberation Room Method
    MIL-STD-912 Base Document:1990 PHYSICAL EAR NOISE ATTENUATION TESTING
    MIL-DTL-44117 Revision B:2011 Helmet, Combat Vehicle Crewman, Ballistic Shell (DH-132B) (No S/S Document)
    ANSI S3.1 : 1999 : R2008 MAXIMUM PERMISSIBLE AMBIENT NOISE LEVELS FOR AUDIOMETRIC TEST ROOMS
    MIL-STD-1789 Revision A:1988 SOUND PRESSURE LEVELS IN AIRCRAFT (REQUEST FOR ISSUE OTHER THAN DOD MUST BE SENT VIA ASD/ENES, WRIGHT-PATTERSON AFB OH 45433-6503
    CSA Z94.2 : 2014 HEARING PROTECTION DEVICES - PERFORMANCE, SELECTION, CARE, AND USE
    ANSI S12.62 : 2012 ACOUSTICS - ATTENUATION OF SOUND DURING PROPAGATION OUTDOORS - PART 2: GENERAL METHOD OF CALCULATION
    MIL-P-38268 Revision C:1988 AURAL PROTECTORS, SOUND
    API 74 : 2001 : R2013 RECOMMENDED PRACTICE FOR OCCUPATIONAL SAFETY FOR ONSHORE OIL AND GAS PRODUCTION OPERATION
    ANSI S12.18 : 1994 : R2009 PROCEDURES FOR OUTDOOR MEASUREMENT OF SOUND PRESSURE LEVEL
    ANSI/ASA S12.8 : 1998(R2013) METHODS FOR DETERMINING THE INSERTION LOSS OF OUTDOOR NOISE BARRIERS
    ASTM F 2544 : 2011 Standard Test Method for Determining A-Weighted Sound Power Level of Central Vacuum Power Units

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

    ISO 2533:1975 Standard Atmosphere
    IEC 61260-1:2014 Electroacoustics - Octave-band and fractional-octave-band filters - Part 1: Specifications
    ANSI/ASA S1.11 PART 1 : 2014 ELECTROACOUSTICS - OCTAVE-BAND AND FRACTIONAL-OCTAVE-BAND FILTERS - PART 1: SPECIFICATIONS
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