Hirakud Dam

Facts of Dam
Technical details of Dam
Structure, Purpose and Issue of Dam

1. FACTS OF DAM
TheHirakudDamislocatedinthestateofOrissa.
ItisthelongestdaminIndiawithatotallength
of25.79km.
Itisalsointhelistofthelongestdamsinthe
world.
TheHirakudDamissituatedontheriver
Mahanadi.
TheHirakudReservoiris55kmlongusedas
multipurposeschemeintendedforfloodcontrol,
irrigationandpowergeneration.
Itwasoneofthemajormultipurposerivervalley
projectafterindependence.
Technical Details
Structure:
Compositestructureofearth,concreteand
masonry
Maindamhasanoveralllengthof4.8km
spanningbetweentwohills
BiggestartificiallakeinAsia
Purpose:
Canalsystem
IndustrialUse
Issues:
Siltation
WaterConflict
Inter-basinWaterTransfer
HIRAKUD DAM
JEELKUMAR PATEL (18BCL039)
Civil Department, Institute of Technology, Nirma University, Ahmedabad
Hirakud Dam Longest dam in India
Height Of The Dam 61m
Length Of The Dam 4.8km (main dam)
Type of Dam Composite Dam
River Name Mahanadi River
Location Odisha
The Reservoir Capacity47,79,965 acre feet
Installed Capacity347.5 Megawatt
Total Length 25.79 km
Length of Main Dam 4.8 km
Artificial Lake
Irrigated Area
Cost (in 1957) Rs. 1000.2 million
Top dam level R.L. 195.680 m
F.R.L./M.W.L. R.L. 179.830 m
Total quantity of earthwork in dam
Total quantity of concrete
Catchment Area