Salient Features of the Project

Sl.No Component Unit Particulars
1 Catchment area till Dam km2 373.0
2 Average annual flow volume Mcum 515.0 
River diversion flood m3/ 80 
Design flood m3/s 2,400 
MWL/FRL masl 2,292.0 
River bed at Dam axis masl  2,262.0 
7 Gross reservior storage  MCM  0.537 
8 Live reservior storage  MCM  0.307 
submergence area by reservoir  km2  0.046 
10  Length of Dam at top  m 90.25 
11 Max height of Dam from deepest  38.0 
12 No. of Desilting chambers  Nos 
13  Length of Head Race Tunnel  12,144.90 
14  Finished diameter of HRT  4.0 
15  Design discharge  m3/s  25.45 
16 Number of construction Adits  Nos  13
17  Cumulative length of Adits  5,948.62 
18  Diameter of Surge Shaft  10.5 
19  Heigth of Surge Shaft  57.2 
20 Length of inclined Pressure Shaft  932 
21 Installed capacity (2 x 59 MW)  MW 118 
22  Gross Head (max)  536.25 
23  Gross Head (min)  528.05 
24  Weighted average/design head  527.50 
25  Rated Head  527.50 
26  Design Energy in 90% Dependable year   GWh 516.40 
27  Energy in 50% Dependable year GWh 491.52 
28  Average Plant Load Factor  48.81
29  Additional energy generation from MHEP in 90% Dependable Year  GWh  323.77 
30  Size of Power House  mxmxm  66.6x19x41 
31 Size of  Transformer Cavern mxmxm  61x14x27.1
32  Length of Main Access Tunnel  553 
32  Size of D shape MAT 
34  Length of 5 m D shape Construction cum Ventilation tunnel  826 
35  Length of 4 m D shape Tail Race Tunnel 443
36  Bays of indoor GIS switchyard Nos  5
37  Length of 132 kV double circuit Km  18.6
38  Estimated project cost with escalation , IDC  mil Nu.  11,964.587
39  construction period including 6 months mobilization period  months  48
40  Levelized tariff under Case A Nu./kWh  5.43
41  Levelized tariff under Case B Nu./kWh  3.27 
42  Levelized tariff under Case c  Nu./kWh  4.68