Multi-part Document
BS EN 1793 - Road traffic noise reducing devices. Test method for determining the acoustic performance

This is a multi-part document divided into the following parts:

• Part 1 Road traffic noise reducing devices. Test method for determining the acoustic performance. Intrinsic characteristics of sound absorption
• Part 2 Road traffic noise reducing devices. Test method for determining the acoustic performance. Intrinsic characteristics of airborne sound insulation
• Part 3 Road traffic noise reducing devices. Test method for determining the acoustic performance. Normalized traffic noise spectrum
• Part 4 Road traffic noise reducing devices. Test method for determining the acoustic performance. Intrinsic characteristics. In situ values of sound diffraction
• Part 5 Road traffic noise reducing devices. Test method for determining the acoustic performance. Intrinsic characteristics. In situ values of sound reflection under direct sound field conditions
• Part 6 Road traffic noise reducing devices. Test method for determining the acoustic performance. Intrinsic characteristics. In situ values of airborne sound insulation under direct sound field conditions