Karun-4 dam

Infobox_Dam
dam_name= Karun-3 Dam


caption= Karun4 Dam, Under Construction
official_name= Karun-4 Dam
crosses= Karun River
reservoir=
locale=Chaharmahal and Bakhtiari Province-Iran
maint= Iran Water & Power Resources Development Co.
length= 440 m
height= 230 m
width=
began= 1994
open=
closed=
cost=
reservoir_capacity= 2,190 million m³
reservoir_catchment=
reservoir_surface=
bridge_carries=
bridge_width=
bridge_clearance=
bridge_traffic=
bridge_toll=
bridge_id=
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coordinates= coord|31|36|N|50|28|E|type:landmark|display=inline,title
lat=
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extra= The Karun-4 dam is a planned hydroelectric dam on the Karun river in the province of Chaharmahal and Bakhtiari, Iran. [cite web
url=http://www.iwpco.com/doc-html-FA/karun4.htm/
title=Basic information
publisher=
accessdate=2008-06-08] The Karun has the highest discharge of Iran's rivers. [cite web
url=http://www.karun3.com/history/?item=1
title=Dam history
publisher=
accessdate=2008-06-08] The objectives of the construction of Karun-4 Dam & Hydro-electric Power Plant are electric Power supply and flood control.

Description

The dam is to be a concrete double arch type and 230 m high from the foundation. [cite web
url=http://www.iwpco.com/doc-html-FA/karun4.htm/
title=Basic information
publisher=
accessdate=2008-06-08]

The arch dam design is an ideal one for a dam built in a narrow, rocky gorge to hold back water in a reservoir. The dam is curved. Because of the arch shape, the force of the backed up water presses downward against the dam and has the effect of strengthening the dam foundation. [cite web
url=http://www.pbs.org/wgbh/buildingbig/dam/basics.html
title=Dam basics
publisher=
accessdate=2008-06-08]

Notes

ee also

*Karun-3 dam