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Tamak Lata
Hydroelectric Project
Tamak-Lata
Hydroelectric Project is planned as a Run–of–River Project on river
Dhauliganga to develop a rated head of about 291.4 m between barrage
site at Tamak village and Powerhouse site at village Lata in Joshimath
Tehsil of Chamoli District of Uttrakhand. The barrage site will be
located immediately downstream of Tailrace out fall from Powerhouse of
Jhelam-Tamak H.E. Project. The underground Power house complex is
located near village Lata upstream barrage site of Lata Tapovan project.
The project with a proposed installation of 250 MW (4 x 62.5 MW) is
envisaged to generate an annual energy generation of 1010.6 MU in a 90%
dependable year.
Photo: Barrage Site
Salient Features:
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Location - Joshimath, Chamoli, Uttarakhand
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River – Dhauliganga
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Capacity - 250
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Barrage - 49 m long on river Dhauliganga
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Head Race Tunnel - 12.0 Km, 6.0 m dia
almost curcular
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Surge shaft - 10.0 m dia of 70.0 m height
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Pressure shafts - Two each of 3.8 m
diameter bifurcated near power house into 2 nos. each of 2.5 m diameter
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Power House - Under ground
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Generator
- 4 units of 62.5 MW each
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Vertical Francis Turbine - 4 Nos.
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Rated head - 291.4 m
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Annual Generation - 1010.6 MU
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Project Cost - ` 988.21 crores on 2003 PL
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Year of Commissioning/Completion Schedule
- 2016
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