The Kouhrang 1 Dam is a

masonry Masonry is the craft of building a structure with brick, stone, or similar material, including mortar plastering which are often laid in, bound, and pasted together by mortar (masonry), mortar. The term ''masonry'' can also refer to the buildin ...

gravity dam A gravity dam is a dam constructed from concrete or stone masonry and designed to hold back water by using only the weight of the material and its resistance against the foundation. Gravity dams are designed so that each section of the dam is ...

on the

Kouhrang River The Koohrang (also known as Kouhrang and Kurang) is a river originating in the Zagros mountains of western Iran, which joins the Beheštābād river () to form the Karun, Iran's largest (by volume) river. A series of tunnels (Kuhrang Tunnels) hav ...

about southwest of Chelgard in

Chaharmahal and Bakhtiari Province Chaharmahal and Bakhtiari Province () is one of the 31 provinces of Iran. Its capital is the city of Shahr-e Kord. The province lies in the southwest of the country, with an area of 16,332 square kilometers. The province was classified as p ...

, Iran. The primary purpose of the dam is to divert up to of water annually via the long Kouhrang 1 Tunnel to the

Zayandeh River The Zayanderud or Zayandehrud (; from "fertile" or "life-giver", and "river"), also spelled as ''Zayanderud'' or ''Zayanderood, ...'', is the largest river of the Iranian Plateau in central Iran. Geography The Zayandeh starts in the Zard- ...

to the east where it would help supply cities like

Isfahan Isfahan or Esfahan ( ) is a city in the Central District (Isfahan County), Central District of Isfahan County, Isfahan province, Iran. It is the capital of the province, the county, and the district. It is located south of Tehran. The city ...

with water. Since the era of

Shah Abbas I Abbas I (; 27 January 1571 – 19 January 1629), commonly known as Abbas the Great (), was the fifth Safavid shah of Iran from 1588 to 1629. The third son of Shah Mohammad Khodabanda, he is generally considered one of the most important rulers ...

, attempts had been made to diver the Kouhrang to the Zayandeh. Eventually, efforts by Alexander Gibb between 1948 and 1954 led to the completion of the Kouhrang 1 Dam and Tunnel.

Gallery

File:ورودي_آب_تونل_كوهرنگ_-_panoramio.jpg, water entrance in Kouhrang tunnel File:سد_كوهرنگ_تابستان_86_-_panoramio.jpg, Kouhrang dam in summer

References

Dams in Chaharmahal and Bakhtiari Province Interbasin transfer Dams completed in 1954 Gravity dams Kuhrang County Masonry dams Tourist attractions in Chaharmahal and Bakhtiari province 1954 establishments in Iran {{Iran-dam-stub

Gallery

See also

References