IntroductionTraffic accident is the accident that of transport unit`s accident. Every year about 1.2 million people die because of automobile accident and 20-50 million people gets injured or gets disabled. 2.1 percent of total mortality is caused by accident and 22.8 percent of them because of the road accident. In Mongolia accident injury is in 5-th place of causes of mortality since 1991 and growth to 3-th place causes of mortality since 2000 year. Last 5 years increased external caused disease in Darkhan-Uul aimag. Mortality, which is caused by road accident is takes the third place. Causes of traffic accident: drinking when driving, driving with nervousness, use of cellphone while driving, no use of seat belt, over speeding, no use of car seats for children, driving with child at the front seat, drive in technically unsafe vehicle in the traffic.GoalThis study is aimed to evaluate drivers’ knowledge and attitude to prevent from automobile accident. Objectives:1. Evaluate a knowledge and attitude of driver`s in evaluation from traffic accident 2. Relate causes of injury and accident of public transportation driver`s in Darkhan-Uul aimag.Materials and MethodsCross-sectional study was conducted to evaluate drivers’ knowledge and attitude to prevent from automobile accident involving 172 drivers who work at the Public transportation service of Darkhan-Uul aimag. In terms of evaluating drivers’ knowledge, 10 questions were prepared and 3 or less correct answers was considered as unsatisfactory; 4-7 correct answers accepted as average; 8-10 correct answers were accepted as satisfactory.ResultsOut of total 172 participant drivers, 113 (65.7%) serves within the city range and 59 (34.3) serves for inter-city range. 75.6% of them drives a car, 17.4% drives micro-bus and 7% drives bus. According to this, only 5.8% of the drivers achieved satisfactory level, 18.6% was evaluated unsatisfactory and remaining 75.6% got an average mark. About seat belt, 95.3% of the drivers had positive attitude and 66.3% of them are already used to fasten the seat belt and 27.3% reported as does so seldom. Speaking on phone or writing message (50.6%) while driving, being drunk at any extent (66.3%), driving vehicles incomplete (50.6%) are considered as extremely dangerous. Also exceeding speed and breaking traffic rules (84.9%) are reported as dangerous. Relate the driver`s causes of last 30 day: 44 (25.6%) violated a traffic rules once or more, 23 (13.4%) drive when used an alcohol. 54 (31.4%) used a cellphone or send a message while driving.Conclusions:1. Darkhan-Uul aimag public transportation service drivers’ knowledge about preventing from accident is truly unsatisfactory.2. There are risky behaviors such as speaking on the phone, writing text message (31.4%), breaking traffic regulation rule (25.3%), driving when after using alcohol (13.4) are revealed among the participant drivers.