This paper researches the integrated method of urban debris flow risk assessment.The method involves the debris flow hazard zonation, the urban vulnerability evaluation and the risk assessment.

• 摘要探讨了城市泥石流风险评价的系统方法，该方法包括泥石流扇形地危险区划、城市易损性分析和城市泥石流风险评价三个主要内容。