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Railway applications Infrastructure Noise barriers and related devices acting on airborne sound propagation Test method for determining the acoustic performance Part 3-1: Normalized railway noise spectrum and single number ratings for diffuse sound field applications. Original standard UNE-EN 16272-3-1-2024 in PDF full version. Additional info + preview on request

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Railway applications - Infrastructure - Noise barriers and related devices acting on airborne sound propagation - Test method for determining the acoustic performance Part 3-2: Normalized railway noise spectrum and single number ratings for direct sound field applications. Original standard UNE-EN 16272-3-2-2024 in PDF full version. Additional info + preview on request

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Railway applications Infrastructure Noise barriers and related devices acting on airborne sound propagation Test method for determining the acoustic performance Part 5: Intrinsic characteristics Sound absorption under direct sound field conditions. Original standard UNE-EN 16272-5-2024 in PDF full version. Additional info + preview on request

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Railway applications Infrastructure Noise barriers and related devices acting on airborne sound propagation Test method for determining the acoustic performance Part 6: Intrinsic characteristics Airborne sound insulation under direct sound field conditions. Original standard UNE-EN 16272-6-2024 in PDF full version. Additional info + preview on request

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Railway applications Gangway systems between vehicles Part 2: Acoustic measurements. Original standard UNE-EN 16286-2-2024 in PDF full version. Additional info + preview on request

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Automotive fuels. Determination of iodine value in fatty acid methyl esters (FAME). Calculation method from gas chromatographic data. Original standard UNE-EN 16300-2024 in PDF full version. Additional info + preview on request

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