Identification and prioritization of factors affecting the occurrence of road accidents

the present study aimed to recognize and prioritize the factors affecting road accidents in Semnan province. the present study is an applied research by nature and a descriptive_survey based on the data collocation procedures. having determined the influential factors on road accidents, a paired researcher-developed questionnaire was used to collect the data. the data were analyzed using Chang hierarchical analysis. the findings show that among the four influential factors, the vehicles proved the most effective (0.723) and the environment proved the least effective (0.0000) on accident in Semnan province. moreover, among 19 sub-factors affecting road accidents in semnan province, 7 factors were reported to have the least effect and lack of safety within the vehicles was reported the most effective factor.