AN ANALYSIS OF TRAFFIC ACCIDENTS WITH SPATIAL STATISTICAL METHODS IN IZMIR PROVINCE

Abstract

Izmir is one of the significant cities in terms of population in Turkey. Due to increase in the population, car usage in İzmir has
increased too. Increased use of the vehicle also causes increase traffic accidents. Therefore, this study was done in order to
reduce numbers of traffic accidents. Eleven central districts of Izmir city were chosen as the study area. Eleven districts center
in Izmir was chosen as the study areas because they are main focus areas of population density and population mobility in this
area. The cities that includes the districts are Çiğli, Karşıyaka, Bayraklı, Bornova, Konak, Buca, Gaziemir, Karabağlar,
Balçova, Narlıdere and Güzelbahçe. 2010 and 2014 traffic accidents’ data was used in the study. As a method by using
Geographic Information System three different spatial statistics analyses were carried out. Spatial statistics methods are
consist of point density, line density and Anselin Local Moran I analyses. Aim of the spatial statistics methods is to determine
where the accidents intense and where may become intense in the future. According to analyses mapped roads which have
high rates of traffic accidents within eleven districts. In conclusion, with this study areas where traffic accidents are dense
within eleven districts are revealed in order to reduce the numbers of accidents.