impacts on project success in terms of time, cost, quality and safety. To minimise these
impacts, identifying the most significant causes of delay is vital. The construction industry in
Iran, with an annual turnover of US $38.4 billion, is one of the most profitable sectors in the
country. However, the process of construction is very slow and expensive in Iran. Recently,
due to a sharp increase in the price of land, materials, equipment and the high rate of …