The Swiss Bike Park Oberried and the International Mountain Bicycling Association IMBA (Europe) have developed the International Trail Rating System (ITRS) to classify the challenges of mountain bike trails and routes.

The Swiss Bike Park Oberried and the International Mountain Bicycling Association IMBA (Europe) have developed the International Trail Rating System (ITRS) to classify the challenges of mountain bike trails and routes.
The German magazine Bike Magazin recently published an article to talk about the Garda Trentino Rangers taking care of the local trails (the whole team has also been trained by IMBA Italia on sustainable trail building techniques for multi purpose trails) and the pilot project in Valle di Ledro adopting the ITRS Trail Rating System. […]
We are glad to announce that the ITRS (International Trail Rating System) will be presented at IMBA Europe’s 10th anniversary summit in Val di Sole (Italy) 2/3 June 2022.