Injuries caused by traffic accidents in the world have become in recent decades a growing public health problem worldwide that demand immediate attention. The iRAP methodology (International Road Assessment Programme) presents the possibility of a safety assessment that the users have within the road networks with the goal to establish measures to reduce the large number of deaths and serious injuries that currently occurring in the developing countries. This paper shows the application of the program iRAP and the newly developed software tool ViDA-iRAP, to define “countermeasures” of road safety to be implemented on a path of high specifications of the main road network in Mexico, considering for the analysis and results sections of 100 m in length.