Railway applications. Track. Noise barriers and related devices acting on airborne sound propagation. Non-acoustic performance. General safety and environmental requirements— 26 стр.
Railway applications. Track. Noise barriers and related devices acting on airborne sound propagation. Test method for determining the acoustic performance. Intrinsic characteristics. Airborne sound insulation in the laboratory under diffuse sound field conditions— 14 стр.
Railway applications. Track. Noise barriers and related devices acting on airborne sound propagation. Test method for determining the acoustic performance. Intrinsic characteristics. Sound absorption in the laboratory under diffuse sound field conditions— 16 стр.
Railway applications. Track. Noise barriers and related devices acting on airborne sound propagation. Procedures for assessing long term performance. Non-acoustic characteristics— 18 стр.
Railway applications. Track. Noise barriers and related devices acting on airborne sound propagation. Non-acoustic performance. Mechanical performance under static loadings. Calculation and test method— 18 стр.