Examples of a motorway with and without noise reduction measures.

These examples show the noise reduction of a noise barrier (4 metres high) and the noise reducing surface.


Please connect your headset to your computer. Make sure that the left and right channels are set correctly.

Start by pressing the black boxes. During playback you can jump between options.

You shouldn’t adjust the volume as this will change the adjustment you’ve already made in order to calibrate your system.

Danish Road Directorate logo
The auralisations are developed in cooperation with the Danish Road Directorate.