Tapovan Hydro Electric Project

Details
Location:

India

State:

Uttarakhand

Client:

NTPC

Project Overview

Tapovan Vishnugad Hydro Electric Power Project is located in the Uttaranchal Himalayas (Part of Western Himalayas) in Chamoli District of Uttaranchal about 280 km from Rishikesh on NH-58. The project is located on left bank of river Dhauliganga / Alaknanada, barrage site being on river Dhauliganga & TRT outlet on river Alaknanada. It comprises of constructing a 70 m wide barrage across river Dhauliganga. A 12.3 km long HRT on left bank of river conveys water to an underground powerhouse. Water from the powerhouse is discharged into river Alaknanada through a 510 m long Tail Race Tunnel. All components of the project are located on the left bank of river Dhauligang/Alaknanada

Technical Details:

Underground Power House: 48.72 m x 158.80 m x 22.30 m
Surge Shaft : 13.5 m dia. & Depth: 145.20 m
Underground Butterfly Valve House: 42.351 m x 10.30 m x17.70 m
Underground Transformer Cavern: 148.15 m x 18.30 m x 27.50 m
Switchyard of Capacity: 400 KVA