With the development of urbanization and the expansion of population

the frequency and extent of the disastrous accidents increase sharply

which contribute to the unprecedented challenge urban community safety has to face up to.In the process of the safety planning

the information and categories of the safety planning objects are numerous.The way of using the geographic information system

which serves as a platform to realize the visualization

standardization

proper arrangement and editing of the safety planning objects

are presented.According to the plan criteria and construction patterns

disaster rescue area and risk area are built

certain effective service scope and risk scope are available. The population and resource in the safe planning area can be counted quickly with the statistical analysis function of GIS

according to which the resources emergency agency should have can be calculated

and also the transfer of the resident in the dangerous area can be organized reasonably.