Civil works include:

  • 65m-high gravity concrete dam;
  • 10m-diameter diversion and spill tunnel.
  • 12m-diameter spill tunnel.
  • Intake structure followed by three desilting chambers (each 350m long by 16m wide by 20.6m high).
  • 13.4 km-long by 8.8m-diameter horse shoe-shaped headrace tunnel.
  • 130m-high by 22m-diameter surge shaft.
  • 351m-long by 5.2m-diameter pressure shaft.
  • Underground power house for four vertical Francis turbine generating each 111MW.
  • Underground transformer cavern.
  • 120m long by 12m wide by 27m high underground surge tank.
  • 3.07km-long by 8.8m-diameter horse shoe-shaped tailrace tunnel, a cofferdam, etc.

CONTACT: Tehri Hydro Development Corporation,

Ganga Bhawan, Bypass Road, Pragatipuram, Rishikesh 249201, Uttarakhand.

Tel. +91 1352430721