Project: Sainj, Himachal Pradesh (Completed)

Capacity

2 x 2.5 MW

Location

State

Himachal Pradesh

District

Shimla

River

Sainj Khad, a tributary of Tons which is a tributary of Yamuna.

Contract Duration

24 Months

Contract Value

INR 25.00 Crores (US$ 3.85 Millions)  (1 US$=INR 65)

Project Status

Commissioned–May,2010

Technical Features

Gross Head

97.0m

Net Head

90.0m

Design discharge

6.6 cumecs

Civil Works

RCC Raft Type Gated Barrage

26m long,  13m high,

Head Race Tunnel

1.95m, D-shaped, 2.25m high, 1.88 Km

Surge Shaft

4.0m Dia, 18.9m high with upper expansion chamber size of 41 x 6 x 4m

Pressure Shaft

Surface type steel pipe of 1.4/1.1m dia. 163.2 m long

Surface Power House

28.7m x 10.0m x 14.38m

EOT Crane

20/5 Ton with span of 8.5 m

Tail Race Channel

3.0m wide,  7m long

Infra Works

Roads

1.20 Km

EM Works

Supply & Install Main Units

2 x 2.5 MW units with Horizontal Shaft Francis turbine.

Switchyard

Open type, 13m x 7.3m

Substation

33 kV

Transmission Line

Single circuit, 20 Km

HM Works

Intake Service Gate

1.5m x 1.5m, 1 No.

Spillway Radial Gate

7.0m x 5.0m, 3 Nos.

Stop logs for spillway radial gate

7.0m x 6.5m, 1 No. Slid type gate.

Trash rack

5.0m x 2.08m, 4 Nos. Screens

Butterfly valve

1.4m Dia, Valve

Tail Race Gates

3.36m x 2.8m, 2 No’s, Fixed wheel type

Penstock

1.4m diameter, 163.2m long