Investigation of Risk Management in Construction, Operation, Transfer (B.O.T) Projects Case Study: Shahrari Water Treatment Plant Effluent Transfer Project to Varamin Plain

Lack of government resources and severe need for infrastructure development facilities, governments need to attract the private sector in the country's infrastructure projects, BOT can be considered a reliable way to attract private capital, our country has also used this method in recent years. For all its benefits to the BOT system, there is plenty of experience with BOT projects around the world that has failed or at least failed to achieve its intended purpose; They warn us in choosing this method. The aim of this study was to investigate and rank the risks inside and outside the project in BOT projects using library studies and combining it with field surveys. The continuation of identified risks is analyzed and prioritized using expert opinion collection. For this purpose, a questionnaire was used and to analyze the results and data obtained from the field survey, SPSS24 software was used as the most powerful statistical analysis software and to deduce the results. From the field survey, Heider test was performed on the accuracy of the answers, the validity and reliability of the answers. In order to check the normality of the data, skewness coefficient and elongation coefficient, in order to optimize the variables, one-sample t-test, etc. were used.