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

本调查的目的是研究在通过环境设计预防犯罪（CPTED）的观点下独立住宅的安全性。在道路格局上采用栅格布局和非栅格布局的小区进行问卷调查，在室外开放式设计和封闭式设计的小区问卷调查较多。结果表明：非网格布局住宅和开放式外型设计住宅的安全性能优于其他类型住宅，存在着住宅布置、安全设备、室外种植维护等问题；

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.