According to the Foral Police, "risk areas are highlighted in which continuous lines prevent overtaking due to the risk of frontal collision".
From the second stage, an increase in traffic has been detected, leading to an accident risk. In the weeks that coincided with the previous phases, traffic was reduced.
Drones are being used for all kinds of police actions and are now also being redirected to road safety actions, "to detect and punish unauthorized behaviors that put users at risk."