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- 1. Tehri dam
- 2. History The their Dam is the tallest dam in India and one of
the tallest in the world.it is a multipurpose rock and earth fill
embankment dam on the Bhagirathi River Near Tehri in Uttarakhand,
India
- 3. TEHRI DAM CONSTRUCTION
- 4. Minimum Draw Down Level (m) 740 Full Reservoir Level (m)
State Uttarakhand Basin Name Ganga Maximum Water Level (m) 835
River Bhagirathi Gross Storage Capacity at (MCM) 3540 Dam Type
Earthen / Gravity / Masonry Live Storage Capacity (MCM) 2614.87 Dam
Status Completed Dead Storage Capacity (MCM) 925 Purpose
Hydroelectric,Irrigation Storage Capacity at MWL (MCM)
---Completion Year 2005 2005
- 5. Submergence Area /Reservoir Area (Th. Ha) 4.2 Land affected
- Total (Th Ha) Land 5.465 Dam Height (m) 260.5 Affected -
Culturable (Th Ha) 1.6 Design flood (cumec) 15540 Land Affected -
Forest (Th Ha) Length of 2.582 Type of Spillway Chute Land Affected
- Others (Th Ha) 2.883
- 6. Spillway (m) 592 Number of Villages Affected 125 Type of
Spillway Gates RADIAL Number of the Families Affected - Total 14349
Number of Spillway 3 Gates Size of Spillway Gates (m X m) 18 x 14
Crest Level of Spillway 815 Total Volume Content of Dam (TCM) 27032
Spillway Capacity (cumec) 13025 Zone Seismic Zone-IV
- 7. TehriHydroPower Complex(2400MW) Tehri Dam & Hydro Power
Plant (1000 MW) Koteshwar Hydro Electric Project (400 MW) Tehri
Pumped Storage Plant (PSP) (1000 MW) Govt. of India approved the
implementation of Tehri Dam & HPP (1000 MW) in March, 1994
along with committed works of Koteshwar HEP Essential works of
Tehri PSPMajor works of the Project are being executed through a
single EPC contract. Contract for EPC/Turnkey execution of the
Project has been awardedto consortium of M/S Alstom Hydro France
andHindustan Construction Company on 23rd June-2011. Work on the
project has commenced w.e.f 27th Jul,2011.
- 8. TehriHydroPowerComplex All the four units of Tehri Power
Station were commissioned in the year 2006-07 Two Units were
commissioned in Mar, 2011& 3 rd &4 th unit were
commissioned in Jan, 2012 and Mar, 2012 respectively
KoteshwarHEP
- 9. tunne;l
- 10. Cable trench
- 11. Turbo generator
- 12. turbine Generator coupled to turbine
- 13. Name Plate Details of Hydraulic Turbine and Generators
- 14. Main inlet valve
- 15. Single line Diagram video
- 16. L i n e s Gantry to koteswar pooling station