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Welcome |
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Project Features |
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Important Events |
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Commissioning dates |
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Salient Features |
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Generation |
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Staff strength |
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Unit Availablity |
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Upper
Kolab Hydro Electric Project, Located in the district of Koraput (Orissa)
was taken up for excavation in the 
year
1976 by the Irrigation and Power Department, Govt .of Orissa at an estimated
cost of Rs. 74.63 Crores.This
Project is utilising the water potential of river 'KOLAB'a tributary of river
Godavari. It is a multipurpose project amied at Generation of 95MW(firm) Hydro
Electric Power, providing irrigation facilities to 47,985 H.A. by lift canal
irrigation and suppling drinking water to Damonjodi, Koraput,sunabeda and
Jeypore town.
The Project work was completed in two stages i.e. STAGE-I & STAGE-II.
In stage -I,3 nos. of 80MW Hydro Generators along with their auxiliries, 220
KV Switchyard, water conductor system, Reservior etc.were completed and commissioned;Under
Stage-II,only the Installation and commissioning of Unit IV was completed.
Major Works of Stage-I were completed during 1993. The total revised expenditure
for completion of major electrical works under stage-I and stage-II comes
out to be 8880 lakhs (Approx)
Brief History of the project
Preliminary
investigations for the project were carried out by the Goverment of 
Madras
before April 1936. At that time Koraput district was a part of Madras Presidency
and subsequently detailed investigations were carried out by Govt. of Orissa
after 1961. The present proposal was finalised after investigating several
proposals with alternative dam sites and water conductor systems.The power
project was approved by the Planning Commission during August 1975 and irrigation
project in june 1976.
Project Cost
Estimated cost of the project at different time is shown below (in Lakhs).
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I)
Power Development
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Original
estimate as per A.A.1976
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Revised
estimate 1979
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Revised
estimate 1983
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a)Dam
& Apput.works
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1492.89
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5790.27
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8062.18
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b)Power(Civil)
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2051.72
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3777.65
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5822.14
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c)Power(Electrical)
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2288.00
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5729.00
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5729.00
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Sub Total
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5832.61
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15296.92
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19613.32
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II)
Irrigation Developments
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1631.32
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6774.85
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10477.46
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Grand
Total:
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7463.93
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22071.77
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30090.76
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Revised cost does not include 2nd stage works. Cost of water supply to jeypore is also not included.