Project history:
During 1967 – 1992 initial studies were carried out on the construction of a dam between the city of Gatvand and Masjed Soleyman Dam and a number of proposals were made. In 1994, the Mashanir Company and CAITEC (China) were tasked to carry out consultancy studies and executive work began in 1996. Water diversion operations, and work on the dam body, spillways and the power plant began in the spring of 1996.
Dam name: Gotvand
Objective: Diversion
River name: Karun
Dam type: Concrete
Dam location: North Shushtar, 4 km to the north of Gatvand
Crest length: 202 metres
Dam height: 27 metres
Capacity: 104 cubic metres per second
Construction years: 1975 – 1977.
Area under cultivation: 28000 hectares
Consultant company: Harza International Company
Contractors: Rapal, Ferkar
Executive company: The Khuzestan Water and Electricity Company
Overall project specifications:
Dam type: Earth-fill with clay core
Height from foundation: 178 metres (m)
Crest length: 760 m 
Width of crest: 15 m
Height of dam crest: 244 m above sea level
Volume of dam body: 26.6 million cm
Diversion system: Three 1500 m tunnels with a total diameter of 9.5 m. A seven metre cofferdam, and a 58 m pre-cofferdam.
Total reservoir capacity: 4500 million cubic metres.
Lake length: 90 km at a height of 234 m above sea level.
Spillway type: Gated


Power plant specifications:
Power Plant type: Surface
Power Plant capacity: 1000 MW scheduled to be increased to 2000 MW.
Turbine type: Eight frances turbines with a vertical axis.
Building dimensions: 200 m long and 30 m wide.

Reporter : mehdi akbarsefat

َApproved by : code 28

Create date : 20 May 2008 15:33

Id : 3814

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