Along with the progress of our country city plan, the investment need of the transportation infrastructure enlarges increasingly, all local governments are looking for proper margin mode actively to raise the funds to speed the construction step of thetransportation infrastructure. Now, the typical model of item margin------BOT itemmargin mode, have already been applied increasingly extensively. To analyze present condition in the domestic and international research, and to study the implement and management of the BOT in the transportation infrastructure construction have important realistic meaning. They are propitious to the development of the BOT and the construction of infrastructure.This paper based on the item margin theories and the BOT item management, its guide idea are explicating norm, enhancing keystone and applying flexibly, analysis method is combining theories and practice together. Combine practical example of the BOT in Chongqing, the paper analyses the meanings and characteristics of the BOT mode profoundly, discusses the implement process of the BOT mode in detail, and emphasizes the management process of some control points, such as risk, contract, quantity and so on; the paper analyzes the development condition and policy and application of the BOT in our country, analyzes and estimates the foreground of the mode; the keystone of this paper is the implement process and management points of the BOT, which means risk, contract and quantity, and several models of risk evaluationmethod is put forward, the quantity management is discussed on the side of government. The paper not only can make the comprehension to characteristics and the norm operation of the BOT mode more deeply., but also can guide the implement and management of the BOT in local areas and can provide certain reference for the further research of the BOT. |