Large and complex infrastructure projects involve various risk factors and successful implementation of such project depends on effective management of the key risk factors. This paper reviews the literature to identify essential risk variables associated with infrastructure projects. Base of these risk variables and case studies of same projects, a survey is conducted to isolate and assess the critical risk factors for a Gas Turbine power plant project in Iran.49 items are extracted as critical risk factors and are classified to gain better understanding of their impact on the project.
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