consequently this has resulted in an upsurge in the numbers of road accidents in several countries within the region particularly within metropolitan cities worldwide road traffic takes the lives of nearly million people every year and injures million more according to the world health organization road traffic fatalities are predicted to rise to become the fifth leading cause of death by resulting in an estimated million fatalities per year roads that are not capable of handling levels of traffic volume are inadequate for the terrain are poorly maintained and have poor visibility can all contribute to road fatalities and injuries