Main cause of vehicle accidents is as a result of driver's negligence and human error such as driving under the influence of alcohol, accident cause due to drunkenness of the driver. Distraction while driving, for example answering mobile phone calls, distraction from the children inside the vehicle. Negligence of speed signs, over speeding is one of the most common causes of accident it is advisable for drivers to always check for speed limit signs and keep to it. Finally, Driver fatigue, this occurs when a driver refuses to take a rest or break after driving for a long hours and distance. The most common causes of vehicular accident is human factor, although this can be prevented by paying good attention on road and avoiding all kinds of distraction like eating, drinking while driving.