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 DESCRIPTION OF VOTEHOLE RESERVOIR PROJECTS AND DIVERSION WORKS:

  i)        a. Reservoir Project

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Name of Reservoir

 

Location-sub-basin

          Location

 

 

Sub-Basin

 

Catchment area  (in sq,kms)

 

Design yield (in tmc)

 

Storage (in tmc)

i)             Gross

ii)        Dead

i)                    Live

ii)                   Carry-over

 

Reservoir evaporation losses (in tmc)

 

i)                    Filling period

ii)                   Depletion period

 

Submersion (in acres)

i)                    Forest area

ii)                   Cultivable area

iii)                 Fallow lands

iv)                 No.of villages / hamlets

 

 

i)  Full Reservoir level (FRL)

ii) Minimum draw down level (MDDL)

 

i)                    Dead Storage level

ii)                   Sill level of canal sluice

a)      Right Bank Canal Sluice

b)      Left Bank Canal Sluice

iii)                 Sill level of river sluice

 

Silt charge per year (Mcft / Sq,km.of CA)

i)                    Designed

ii)                   Actual

 

Ayacut (in acres)

i)                    Left Bank Canal

ii)                   Right Bank Canal

 

General characteristics of soil in the command area (give a brief description)

 

 

a)      Installed power (in mw)

b)      Annual power generation (in mw)

 

VOTEHOLE RESERVOIR

 

Across river Votehole near Lakkenahally village.

Latitude      13o  3'  30" N

Longitude   75o  55' 0" E

Taluk        : Belur

District     : Hassan.

C-1 Upper Cauvery, Hemavathy Yagachi

 

110.33 Sq.kms.

 

2.417 at 50% dependability

 

 

1.51

0.144

1.366

Nil

 

0.221

 

From June to November

From December to May

 

1468

Nil

1146

322

One number fully submerged

Four numbers partly affected.

 

RL 3169.60 ft.

RL 3132.56 ft.

 

RL 3127.56 ft.

 

 

RL 3127.56 ft.

RL 3133.36 ft.

 -

 

 

Not computed

Not computed

 

 

500

18,000

 

Pale brown to brown in colour, Sandy loam to loamy sand and weathered murrum, shallow to moderately deep, well drained.

 

 

Not contemplated

Not contemplated.

 

 

  II. (i) (b) PARTICULARS OF DAM

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 Type of Dam                                                                                      

 Length of Dam (in ft)               

 Height of dam (in ft)    

 above River Bed Level

 

 Length of spillway (in ft)                                    

 Capacity of spillway                

                                   

 Outlets (Canals & Rivers)                       

             a) Number                                          

             b)Type                                   

 

                  

             c) Capacity (Cusecs)                       

 

Masonry Dam with Central Spillway and earthern Dam on either banks.

 

3527 ft.

 

92.49 ft.

 

 

105 ft.

 

18,755 cusecs 3 Nos.

Radial Crest gates of 30 x 15

 

LBC                 RBC               River

 

One                  One                -

Vertical           Vertical           -

lift gate            lift gate

of size             of size

3 x 5             55 x 6

12.65                            137

Cusecs            Cusecs

 

  II.                (iii) DESCRIPTION OF CANALS

       (Main and Branch Canals)

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i)        Length of LBC (in kms)

ii)   Length of RBC (in kms)

 

i)        Length of Branch Canal under LBC

 

ii)Length of Branch Canal under RBC

 

Whether perennial / One Seasonal / Two Seasonal

 

Whether lined or unlined

 

 

 

Authorised Head Capacity

 

 

10 Kms

45 Kms

 

 

 

15 Kms (Nakalgud) Branch Canal.

 

LBC One Seasonal

RBC Two Seasonal

 

Lining is proposed in the vulnerable reaches of the main canal and distributories carrying more than 5 cusecs.

 

LBC 12.65 Cusecs

RBC 137.00 Cusecs

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