Evaluation and Analysis of Factors Affecting Road Traffic Accidents in Tripoli-Libya

Abstract

Incessant of transportation demand growth in developing countries in latest years has led to several traffic issues in city areas, among the most challenging ones are vehicular emission, traffic congestion, and accidents. The growth of transportation demand has great influences, and very unfortunate impact on the society regarding crashes, death, and injuries from road accidents have reached epidemic proportions worldwide. The variation increased in speeds and vehicle density resulted in high exposure to accidents which lead loss of life and permanent disability, injury, and damage to property. This paper classified and investigate the most critical factors affect road traffic accidents (RTAs) in Tripoli the capital city of Libya. Four main categories were chosen to build the questionnaire, namely; human factors, road factors, vehicle factors and environmental factors. Moreover, a quantitative method was used to collect the data from the field, 400 respondents include; drivers, pedestrian and passengers were the sample size of the questionnaire and relative importance index (RII) were used for classification of one group and among all groups. The results show that more than 84%of respondents considered the over speeding as the most significant factor cusses of RTAs among all groups, while 81% considered the disobedience to driving code such as children who are playing with the car on the road as the most influential factor in human factors group. Also, nearly 74% of respondents seeing that poor brakes or brake failure factor has a high and considerable impact on the RTAs among the vehicle factors. Regarding the road factors group, 79% of the respondents ranked poor or no street lighting factor as one of the most effective factors on RTAs in road factors and third effecting factor concerning all factors, on the other hand, the environmental factors have the slights impacts compared with other factors.