Dez dam

The Dez Dam, formerly known as Mohammad-Reza Shah Pahlavi Dam, before 1979 Revolution, is an arch dam on the Dez River in the southwestern province of Khuzestan, Iran. It is about 23 km of Andimeshk city. It was built between 1959 and 1963 under the rule of Mohammad Reza Pahlavi, the last Shah of Iran, with contacting an Italian consortium and is owned by the Khuzestan Water & Power Authority. The dam is 203 metres high, making it one of the highest in the country, and has a reservoir capacity of 3,340,000,000 m3. At the time of construction the Dez Dam was Iran's biggest development project. The primary purpose of the dam is hydroelectric power production and irrigation. It has an associated 520 MW power station and its reservoir helps irrigate up to 80,500 ha of farmland. US$42 million of the cost to construct the dam came from the World Bank.

Source: Wikipedia