Table 1: Main features of the Sardar Sarovar project
Length of the concrete-gravity dam |
1210m |
Maximum height above deepest foundation level |
163m |
Top reservoir level |
146.5m |
Catchment areas of river above the dam-site |
88,000km2 |
Live storage capacity |
58Bm3 |
Length of reservoir |
214km |
Maximum width of reservoir |
16.1km |
Average width |
1.77km |
Spillway Gates |
|
Chute Spillway |
Seven gates (18.3m x 18.3m) |
Service Spillway |
23 gates (18.3m x 16.8m) |
Spillway Capacity |
84,949m3/sec |
Full Supply Level (FSL) at H.R |
91.44m |
Length up to Gujarat-Rajasthan border |
458km |
Base width in head reach |
73.01m |
Full Supply Depth in head reach |
7.6m |
Design discharge capacity |
|
(i) In head reach |
1133m3/sec |
(ii) At Gujarat-Rajasthan border |
71m3/sec |
Number |
38 |
Aggregate length |
2585km |
Total length of the network |
66,000km |
Annual irrigation |
1.8M ha |
River-Bed power house |
1200MW (6 x 200MW) |
Canal-Head power house |
250MW (5 x 50 MW) |
Source : SSNNL