History | |
Start of Construction Unit No. 1 Unit No. 2 |
January 16, 1979 January 16, 1979 |
Date of Commercial Operation Unit No. 1 Unit No. 2 |
March 05, 1983 December 17, 1983 |
Common Facilities | |
Basic Data Drainage Area Type |
1,883 km² Run-of-River |
Dam Type Length Crest Elevation |
Concrete Gravity 173.6 m divided into 14 blocks with spillway gates centrally located at block no.7 and 10, two power intake gates at block no.5 37.5 m a.s.l. |
History | |
Start of Construction Unit No.1 Unit No.2 Unit No.3 Unit No.4 Unit No.5 |
August 1950 January 1955 July 1967 January 1970 1973 |
Date of Commercial Operation Unit No.1 Unit No.2 Unit No.3 Unit No.4 Unit No.5 |
July 01, 1953 November 09, 1956 July 18, 1969 April 13, 1971 April 28, 1971 |
Type of Plant/Unit | Run-of-river |
Features (Common facilities) | |
Dam | |
Type | Hybrid (Clay and Concrete Retaining Wall with Rockfill Outer Shell) |
Height | 12.5 m |
Top Width | 8.95 m |
Crest Elevation | 197.0 M.S.L. |
Length along Crest of Dam | 67.0 m |
Base Width of Max. Section | 36.0 |
History | |
Start of Construction | October 17, 1980 |
Date of Commercial Operation Unit No.1 Unit No.2 |
February 09, 1985 March 09, 1985 |
Installed Capacity | 2 x 27.5 MW |
History | |
Start of Construction | July 19, 1979 |
Date of Commercial Operation Unit No.1 Unit No.2 Unit No. 3 |
March 16, 1985 March 26, 1985 April 16, 1985 |
Installed Capacity | 3 x 52.7 MW |
Hydrology | |
Drainage Area | 1,250 km2 |
Average Flow | 83.6 cms |
Design Flood - PMF | 13,000 cms |
Dam | |
Type | Central clay core rockfill dam |
Maximum Height | 200 m |
Crest Level | El. 295 (plus 2 m chamber) |
Fill Volume (including cofferdams) | 40 MCM (approximate) |
Dam Length | 1,130 |
Slope | 2h:1v (upstream & downstream) |
Crest Width | 12 m |