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a) A
Reservoir across River Kabini near Bidarahally and Beechana halli in Heggadadevanakote
Taluk, Mysore District with canals on both the banks.
b)
A reservoir across Bandigadu stream near Sagaredoddakere in
Heggadadevanakote taluk with canals on both the banks.
c)
A reservoir across river Nugu upstream of the existing Nugu Dam with Right Bank
High Level Canal.
d)
Lifting arrangement for lifting 28.00 TMC of water in 4 monsoon months from the
foreshore of Kabini Dam to the
combined system of Sagaredoddakere and Upper
Nugu Dams.
The information under different items for all
the three components viz., a) b) and c) above are furnished separately. The technical details in respect of (d) is also
appended.
| (i) 1 (a) Reservoir
Projects: |
||
| 1. Name of Reservoir | Kabini Reservoir | |
| 2. Location | Located across River Kabini near villageBeechanahally | |
Latitude |
11o 50' 30" N | |
Longitude |
76o 20' 17" E | |
| Taluk | Heggadadevanakote | |
| District | Mysore | |
| Sub-basin | C-2 Kabini Sub-basin | |
| 3. Catchment area (in sq.kms) | 2141.90 | |
| 4. Design yield at 50% dependability (in TMC) | 97.70 | |
| 5. Storage (in TMC) | ||
| i) Gross | 19.52 | |
| ii) Dead | 3.52 | |
| iii) Live | 16.00 | |
| iv) Carry over | -NIL- | |
6. Reservoir Evaporation Losses (TMC) |
3.40 | |
| 7. i) Filling period | From June to November | |
| ii) Depletion period | From November to May | |
| 8. Submersion (in acres) | Karnataka Kerala | |
|
Total Area |
15820 140.84 | |
| i) Forest area | 6950 | |
| ii) Cultivable area | 8,870 | |
| iii) Fallow lands | Nil | |
| iv) No.of villages / hamlets | 22 villages / 14 hamlets | |
| 9. Level Of Storage | ||
| i) Full Reservoir Level (FRL) | RL 2,284.00 ft. | |
| ii) Minimum drawn down level (MDDL) | RL 2,266 for Right Bank Canal | |
| RL 2,256 for Left Bank Canal | ||
| iii) Dead Storage Level | RL 2,249.00 ft. | |
| iv) Sill level of canal sluice | RL 2,249.00 ft. | |
| a) Right Bank Canal Sluice | RL 2,249.00 ft. | |
| b) Left Bank Canal Sluice | RL 2,249.00 ft. | |
| v) Sill level of river sluice | RL 2,219.00 ft. | |
| 10.
Silt charge per year (Mcft/sq.km of
catchment area) |
||
| i) Designed | 0.0001 | |
| ii) Actual | Not assessed | |
| 11. Ayacut (in acres) | Flow
Canals
Lift Canals |
|
| i) Left Bank Canal | 3,000 - | |
| ii) Right Bank Canal | 1,10,000 1,04,200 | |
| 12. General characteristics of soil in the Command Area | In the upper reaches of both Right Bank Canal and Left Bank Canal Red Soil is predominant while black soil are more predominant in its lower reaches. | |
| 13. a) Installed power in MW | 32 M.W. Contemplated. | |
| b) Annual Power Generation in MU | 280.32 | |
| (2) a) Reservoir Project: |
||
| 1. Name of Reservoir | Sagaredoddakere | |
| 2. Location | Located across Bandigadu stream near village Hullamala. | |
| Latitude | 11o 55' 42" N | |
| Longitude | 76o 22' 48" E | |
| Taluk | Heggadadevanakote | |
| District | Mysore | |
| Sub-basin | C-2 Kabini Sub-basin | |
| 3. Catchment area (in sq.kms) | 21.66 | |
| 4. Design yield (in TMC) | 1.00 TMC | |
| In addition 28 TMC to be lifted in 4 monsoon months from Kabini Reservoir to the combined Upper Nugu and Sagaredoddakere Reservoir. | ||
| 5. Storage (in TMC) | ||
| i) Gross | 10.900 | |
| ii) Dead | 1.000 | |
| iii) Live | 9.900 | |
| iv) Carry over | -NIL- | |
| 6. Reservoir Evaporation Losses (TMC) | Combined evaporation loss of Sagaredoddakere and Upper Nugu is 2.00 TMC | |
| 7. i) Filling period | From July to October | |
| ii) Depletion period | From November to June | |
| 8. Submersion (in acres) | 4,953 | |
| i) Forest area | 1,981.00 | |
| ii) Cultivable area | - | |
| iii) Fallow lands | 2,972.00 | |
| iv) No.of villages / hamlets | 8 | |
| 9.Level Of Storage | ||
| i) Full Reservoir Level (FRL) | RL 2,472.00 ft. | |
| ii) Minimum drawn down level (MDDL) | RL 2,404.00 ft. | |
| iii) Dead Storage Level | RL 2,400.00 ft. | |
| iv) Sill level of canal sluice | RL 2,400.00 ft. | |
| a) Right Bank Canal Sluice | RL 2,400.00 ft. | |
| b) Left Bank Canal Sluice | RL 2,400.00 ft. | |
| v) Sill level of river sluice | No river sluice | |
| 10. Silt charge per year (Mcft/sq.km of
catchment area) |
||
| i) Designed | 0.0001 | |
| ii) Actual | Not assessed | |
| 11. Ayacut (in acres) | ||
| i) Left Bank Canal | 1,200 } 4,200 | |
| ii) Right Bank Canal | 3,000 } | |
| 12. General characteristics of soil in the Command Area | In the upper reaches of both Red Soil is predominant while black soil is met with in lower reaches. | |
| 13. a) Installed power in MW | -Nil- | |
| b) Annual Power Generation | -Nil- | |
| 3 a) Reservoir Project : | ||
| 1.Name of Reservoir | Upper Nugu | |
| 2.Location | Located across River Nugu near Sambegowdanahalli. | |
| Latitude | 11o 54 28 N | |
| Longitude | 76o 26 00 E | |
| Taluk | Heggadadevanakote | |
| District | Mysore | |
| Sub-basin | C-2 Kabini Sub-basin | |
| 3. Catchment area (in sq.kms) | 308.00 | |
| 4. Design yield (in TMC) | 7.925 TMC | |
| In addition to it 28 TMC of water to be lifted in 4 monsoon months from Kabini Reservoir to the combined Upper Nugu and Sagaredoddakere. | ||
| 5. Storage (in TMC) | ||
| i) Gross | 9.841 | |
| ii) Dead | 0.088 | |
| iii) Live | 9.753 | |
| iv) Carry over | -NIL- | |
| 6. Reservoir Evaporation Losses (TMC) | Combined evaporation loss of Upper Nugu and Sagaredoddakere Reservoir is 2.00 TMC | |
| 7. i) Filling period | From July to October | |
| ii) Depletion period | From November to June | |
| 8. Submersion (in acres) | 8,018 | |
| i) Forest area | 3,207 | |
| ii) Cultivable area | - | |
| iii) Fallow lands | 4,811 | |
| iv) No.of villages / hamlets | 19 | |
| 9. Level Of Storages | ||
| i)Full Reservoir Level (FRL) : | RL 2,472.00 ft. | |
| ii) Minimum drawn down level (MDDL) | RL 2,415.00 ft. | |
| iii) Dead Storage Level | RL 2,400.00 ft. | |
| iv) Sill level of canal sluice | ||
| a) Right Bank Canal Sluice | RL 2,400.00 ft. | |
| b) Left Bank Canal Sluice | No Left Bank Canal | |
| v) Sill level of river sluice | No river sluice | |
| 10. Silt charge per year (Mcft/sq.km of
catchment area) |
||
| i) Designed | 0.0001 | |
| ii) Actual | Not assessed | |
| 11. Ayacut (in acres) | ||
| i) Left Bank Canal | No Left Bank Canal | |
| ii) Right Bank Canal | 1,00,000 | |
| 12. General characteristics of soil | Red soil is seen in Upper reaches while in the Command Area B.C. soil is predominant in lower reaches. | |
| 13. a) Installed power in MW | No power generation | |
| b) Annual Power Generationin MU | -Nil- | |
| II. (b) Particulars of Dam | KABINI DAM | |
| 1. Type of Dam | Masonry gravity dam with overflow and non over flow sections with earthen flanks on either side. | |
| 2. Length of Dam (in ft) | 8,965 ft. | |
| 3. Height of dam (in ft) above River Bed Level | 95 ft. | |
| 4. Length of spillway | 265 ft. | |
| 5. Capacity of spillway | 1,94,150 Cusecs 4 Radial gates of 40' x 40' | |
| 6. Outlets (Canals & Rivers) | LBC RBC River sluice | |
| a) Number | 2 5 3 | |
| b) Type | Vertical gates of Vertical gates of Vertical gates of | |
| c) Size | 8' x 5' 8' x 10' 8' x 14' | |
| d) Capacity (Cusecs) | 99 2.582 17,890 | |
| II. (b) Particulars of Dam : | SAGARE
DODDAKERE |
|
| 1. Type of Dam | Earthen Dam with Left Bank spillway |
| 2. Length of Dam (in ft) | 12,927 ft. |
| 3. Height of dam (in ft) | 166 ft. above River Bed Level |
| 4. Length of spillway | 250 ft. |
| 5. Capacity of spillway | Ungated spillway |
| 6. Outlets (Canals & Rivers) | LBC RBC RIVER SLUICE |
| a) Number | -Not yet finalised |
| b) Type | -Not yet finalised - |
| c) Capacity (Cusecs) | 10 25 - |
| II. (b) Particulars of Dam | UPPER
NUGU RESERVOIR |
| 1. Type of Dam | Masonry dam with non-over flow and over-flow section. |
| 2. Length of Dam (in ft) | 5,280 ft. |
| 3. Height of dam (in ft) | 125 ft.above River Bed Level |
| 4. Length of spillway | 2,445 ft. |
| 5. Capacity of spillway | 1,46,000 Cusecs 3 vertical gates of 40' x 26' |
| 6. Outlets (Canals & Rivers) | LBC RBC River sluice |
| a) Number | -Not yet finalised - |
| b) Type | -Not yet finalised - |
| c) Capacity (Cusecs) | 1,350 |
| II. (iii) DESCRIPTION OF CANALS |
|
| (Main & Branch Canals) | KABINI PROJECT |
| 1. i) Length of LBC (in Kms) | 26.20 Kms. |
| ii) Length of RBC (in Kms) | 202.00 Kms. |
| 2. i) Length of Branch Canal under LBC | -Nil- |
| ii) Length of Branch Canal under RBC | 30.00 kms. |
| 3. Whether perennial / One Seasonal / Two Seasonal | Two seasonal |
| 4. Whether Lined or Unlined | |
| a) Left Bank Canal | Partially lined (in vulnerable reaches) |
| 5. Authorised Capacity | LBC - 99.00 |
| RBC - 2,582.00 | |
| II (iii) Details of Sagaredoddakere and Upper Nugu: | |
| (i) Canal from Sagaredoddakere: | |
| 1. i) Length of LBC (in kms) | 9 |
| ii) Length of RBC (in kms) | 16 |
| 2. i) Length of Branch Canal under LBC | -Nil- |
| ii) Length of Branch Canal under RBC | -Nil- |
| 3. Whether Perennial / One seasonal / Two seasonal | Two Seasonal |
| 4. Whether Lined or Unlined | Unlined |
| 5. Authorised Head Capacity (Cusecs) | LBC 10 |
| RBC 25 | |
| (ii) Canl from Upper Nugu: | |
| 1. i) Length of LBC (in kms) | No Left Bank Canal |
| ii) Length of RBC (in kms) | 258.00 |
| 2. i) Length of Branch Canal under LBC : | - |
| ii) Length of Branch Canal under RBC | - |
| 3. Whether Perennial / One seasonal / Two seasonal | Perennial |
| 4. Whether Lined or Unlined | Unlined |
| 5. Authorised Head Capacity (Cusecs) | 1.350 |
I. I. Lifiting water from Foreshore of Kabini Reservoir to Sagaredoddakere and Upper Nugu (Combined ) Reservoirs. |
|
| 1. F.R.L. of Kabini Reservoir | 696.16 m (2284.00 feet) |
| 2. R.L. of proposed Lift Point | 690.37 m (2265.00 feet) |
| 3. Diameter of Raising main | 3.00 m (10 feet) |
| 4. Number of rows of raising main | 7 Nos. |
| 5. Length of Raising main | 762 m (2500 feet) |
| 6. Total height of lift | 64.62 m (212 feet) |
| 7. Height of Lift upto pressure tunnel | 32.00 m (105 feet) |
| 8. Diameter of pressure tunnel | 5.00 m |
| 9. Capacity of tunnel | 78.00 cumecs (2750 C/s) |
| 10. Quantity of water to be lifted at the rate of 7 TMC / month) 200 m.cum/month. | 800 m.cum (28 TMcft) |
| 11. Total HP required | 1,20,000 HP (including standby) |
| 12. Length of Pumps provided | 3.40 Km |
| 13. Number of pumps provided | 60 Nos. of 2000 HP each |
| 14. Annual maintenance charges / acre | Rs. 470/- per acre |
| 15. Total cost of the Lift Scheme | Rs. 250.00 Crores. |