The core activity of ARRPA is the automated photogrammetric inspection of road surfaces, also known as Auscultation de Revêtements Routiers par Photogrammétrie Automatisée. This includes in particular:
* 3D modeling of road surfaces for rehabilitation projects
* Control of road surfaces in new condition and before the end of the warranty period
* Creation of condition reports and damage assessments for insurance purposes
* Applied research and development in the field of photogrammetric inspection of road surfaces.