A 900 m long test track with roundabouts at each end is available at CRITT M2A for acoustic tests :

Satellite view of the noise test track

  • ISO 10844 measurement area for pass-by noise testings (standard ECE R51-03)
  • Heavy loads vehicles accessible
  • 26% slop for automatic gear boxes tests
  • Sound reflecting wall
  • Tests on wet road
  • Roughness tests area
  • Aquisition systems: PAK Müller-BBM, Pass-by noise
Noise test