| The development of a city is a process that enters gradually. There is usually accordance and deviation between the blueprint of planning and the building actuality of the city. With the propulsion of the reform of our country's economic system, the power come from the market play great infect on urban planning. Rapid development of the city brings that city's construction breaks the traditional space plan again and again. Static state of plan which is formed in the planned economy system cannot control anything. Because of the situation that plan system is short of step control on planning and real-time review, the construction department figure out that we enhance short-term development plan to increase the adjust ability and feasibility of plan.On the basis of summarizing the traditional mode and the reform of immediate plan, by using the relative research results form abroad and similar ways of plan, and the practice experience of inland cities for reference, this paper analyses the problems through the mechanism and carrying out of the plan. On the basis of analyzing problems and living examples, this paper quotes action plan and presents its contents and methods, then abstract some points that is becoming to immediate plan of our country. By taking immediate plan of Hangzhou, point out the inconsonance of plan and actual demand. According to the method of action plan, it presents the availability of immediate plan and some mistakes. On the research of action plan and immediate plan, this paper suggests the important contents, mechanism cycle and work method of immediate plan. Finally it discovers the supporting factors of carrying out a plan effectively through three aspects, such as technology, policy leading, public participation and so on. |