Study on Town Security of Residential Area in the view point of Detached Housing Layout

本调查的目的是从通过环境设计预防犯罪的角度对独立式住宅的安全性进行研究。问卷调查主要集中在网格式和非网格式两种布局的住宅小区，而在开放式和封闭式两种布局的住宅小区中问卷调查较多。结果表明：非网格化布局住宅和开放式外观设计住宅的安全性能优于其他类型住宅，但在住宅的布局、安全设备、室外绿化养护等方面存在一定问题。

The purpose of this survey is to study on the security of detached housing in the view point of crime prevention through environmental design(CPTED). Questionnaires were conducted in residential area with grid layout and non-grid layout on road pattern and more questionnaires were in residential area with open exterior design and closed design. The results were as follows, the security performance of the non-grid layout housing and open exterior design housing was more dominant than other type of housing, and some problems such as hosing-layout, security equipment, and maintenance of outdoor planting.