Highway Bot Business Risk Assessment Methodology

The highway BOT is a good method of circulate necessary funds, which can solve huge construction capital. Because of the inevitable risk during the highway BOT, this paper studies the risk evaluating method, which can make the government exactly grasp the degree of the risk and gain a success of the highway BOT. This paper raises the standard of the risk evaluation, creates the fuzzy calculating model of BOT risk comprehensive value by Fuzzy Mathematics, gains the weightings of the risk coefficients by the analysis of gradation, makes examples with the model, and sums up the main conclusions and discuss the problems which are made further study.