Spatial analysis and site selection of CNG Fuel station in Shiraz city

In recent decade, regard to growing trend of Fuel conception in transportation section and the resulted economic losses resulted changing policy of consumption Fuel to compact natural gas, has been regarded in work command of government man and making essential infrastructures in this field is so essential. The most important essential infrastructure is establishing CNG Fuel station. The policy cause that the CNG Fuel places will be one of the most important city service centers in city centers. Shiraz city as the sixth metropolis in our country, have some problems in the field of CNG Fuel places, lack of stations, unsuitable distribution of stations, unsuitable locating stations etc. therefore we should use the method which by assuming the all factors, we can define the best stations for CNG Fuel places in this city. The research method in this study is description analytical which its essential information have been acquired via field observation, interviewing and studying the designed drawings related to Shiraz city and the 1/2000 map of this city. In this research, to analyse the current situation in CNG Fuel, Shiraz city has been chosen for case study, then by using the GIS integral and network analyzing, the existing condition of the CNG Fuel stations in shiraz have been examined and after recognizing unsuitable distribution and the shortage of CNG Fuel stations, by assisting the AHP model and indices overlapping in GIS software, the city lands have been valued according to the priority from most suitable to most unsuitable in 7 groups to make new Fuel stations for CNG.