Haghnevis - Department of Industrial Engineering University of Science and Technology, Behshahr, Iran
Sajedi - Department of Industrial Engineering University of Science and Technology, Behshahr, Iran

Dealing with project risks various models are offered in risk management process. This paper examines 11 different models and compares them with each other in term of details of their phases, relationships among different phases of each model. This paper shows that how various phases of a model can cover phases of another’s and how a model can consider details as well as how much a model is exact when it approaches to project risks.

project management; risk management; risk model, risk assessment