Urban Park Green Space System Planning Based on Accessibility Method - A Case of Luancheng City in China

In order to overcome the defects of the traditional urban park green space system planning methods, accessibility method is introduced to the planning of urban park green space system in this paper. Based on proposing the necessity of urban green space accessibility evaluation, this paper introduces principles of accessibility evaluation and constructs the evaluation model based on the cost resistance mode. The paper evaluates the accessibility service scope of urban park green space in Luancheng city on the basis of the data collection and field surveys supported by ArcGIS technology, then based on this，it puts forward urban park green space system planning layout scheme and optimization measures.The study has shown that accessibility method makes up for the deficiencies of the traditional urban park green space system planning methods and has a practical guidance.