Noise reduction
Traffic noise in general
Road noise consists of three noise components: Drive noise – Sounds from the engine, transmissio...
Tire-road noise (rolling noise)
Tire-road noise is understood as the interaction between the tire and the road surface. This tire...
Functionality of SDA Pads
A good noise-reducing surface has a fine surface texture and easily accessible surface pores. A f...
Expected acoustic effects
For a surface to be considered low-noise in Switzerland, it must achieve a noise reduction of at ...
Effective acoustic effects
Acoustic Effects CH Project CPX Measurements Road Surfaces Report BAFU On behalf of the Federal...