Karun 4 Dam and Power Plant

 

KARUN 4 DAM (Home page)

 General information &History :    

The initial reconnaissance studies wore started in 1993 and completed in 1375

The construction operations commenced with the construction of the diversion tunnels in 1997 ,water diversion operations in July 2003 , and body construction , excavation of spillways and plant site building which are now in procession at the time being .

The main features of the project are as follows :

Annual in come due to electricity generated by the project is 42.5 million Dollars

Annual in come due to the regulation of 3200 million m3/s water is 550 million dollars.

 

Geographical Location

180     km south – west  of Shahrekord town in Chaharmahal-e-Bakhtiari province.

 

Objectives and  benefits of the project :

¯         Generating  annually 2107  million KWH hydroelectric energy

¯         Controlling shallow waters of U/S

¯         Controlling seasonal floods of  Karun river

¯         Approximately 100 million Dollars annual income due to electricity Generated by this  project.

 

 

  

Project specifications
Dam Type: Curvature  concrete  type
Height from the foundation: 230 m
Length of the crest : 440 m
Width of the dam at foundation: 35 m
Width of the crest : 7 m
Total volume of the reservoir: 2190 million m3
Useful volume of the reservoir : 749  million m3
Volume of concrete works : 1.8 million m3
Power plant type:

Surface
Spillway: Gated  type
Discharge capacity of the spillway: 8600 m3/s
Water Diversion system:

U/S dike with the height of 45 m  D/S dike with the height of 15 m , two  diversion tunnels with  the completed diameter of 9.5 m  and the length of 615 m  for the first one and 637 m for the second one.
Install capacity:  1000 MW ( 4x250 MW)