Accessibility of green areas by using network analysis in gis environment case of Erbil city

This study was carried out in 2017 and 2019 to measuring the accessibility of green spaces by usıng network analysis in GIS environment case of Erbil cıty. Firstly, all green spaces digitized in AutoCAD program after that all green areas classified and all roads classified according to speed limitation which include 15km/hour, 25km/hour, 45km/hour and 70km/hour. The quarters border with quarter‟s population digitized to calculate the number of residents which green area service reach. After that all datasets converted to GIS network analysis to measuring the accessibility of green areas for populations within 300m, 600m and 900m distance or 5 minute, 10 minute and 15 minute walking for Mini parks and Neighborhood parks and 5 minute, 10 minute and 15 minute driving for Community parks and District parks, green spaces created by polygons and point, all roads by line, by using tabulate intersection tool within network analysis calculated. Results show that for community parks for 5 minutes driving the %68 of population have accessibility, for 10 minutes of driving there are accessibility for %99 of population and for 15 minutes driving there is accessibility for %100 of population. For District parks with 5 minutes driving %70 of population have accessibility. For 10 minutes driving there is accessibility for %96 of residents and for 15 minutes driving there is %100 accessibility. For the Mini parks with 5 minutes walking %22 of population have accessibility, for 10 minutes walking there is accessibility for %52 of population. For 15 minutes walking %70 of population have accessibility. For neighborhood parks the results show that for 5 minutes walking %43 of population have accessibility, for 10 minutes walking there is accessibility for %71 of residents to District parks. For 15 minutes walking %80 of Erbil city have accessibility. Keywords: Accessıbılıty, Erbil green areas, Netork analysis