This paper analyzes all possible kinds of risks in the executive process of BOT projects bidding program and studies the problems of risk assessment of BOT projects bidding program. First of all, this paper constructs the indicator system of risk evaluation from the point of main sources of risk. Then, it makes the appraisal for the risk evaluation model of BOT project bidding program with the method of analytic hierarchy process and fuzzy comprehensive evaluation. This paper provides a new risk evaluation method of choosing the best bidding program of BOT projects. The risk evaluation of BOT project bidding program can be more rational and efficient and the results of the model have reference value for the relevant projects bidding program.