The Planning Study of Disaster Comprehensive Prevention of Nanjing City

The outer space of city, construction space and underground space are city’s material spaces with disaster prevention function and are direct carriers of disasters, this paper propsoses the concepts and approaches to integrate, recombine and share city spaces based on the current situation of city’s disasters and spaces for disaster prevention, puts forward ideas and concepts including “ active disaster prevention”, “comprehensive disaster prevention”, “evacuation center” combining the latest research development of nanjing city’s comprehensive disaster prevention planning, and conducts deeper research in aspects of improving the disaster prevention function of city space and inspring planning and construction of city disaster prevention.