Carceller Arancha Diaz Argote
Head of Conservation and Infrastructure Management GEOCISA

ABSTRACT
Obtaining a good skid resistance tread layers of firm is essential to provide a comfortable and safe driving. There are now a wide range of methods and measuring equipment for the production of tire-pavement grip. The article aims to give an overview of the different ways to evaluate this parameter, describing the characteristics of some of the equipment currently used in road auscultation.

KEYWORDS
Auscultation, Glide, Road safety, texture, longitudinal friction coefficient CRL, transverse friction coefficient CRT.