39 M high concrete Diversion Dam/Barrage across River Bhagirathi, coffer dam, river diversion, intake structure, desilting basin and sedimentation chambers, forebay, flushing conduits and appurtenant works.
Head Race Tunnel of 6 M finished diameter, 4.5 Kms. long, of Maneri Bhali Hydroelectric Project Stage II at Uttarkashi, Uttarakhand, India.


  • Tunnel : 6 M finished dia, 4.500 M long
  • Open Excavation : 635,000 cu m
  • Tunnel Excavation : 203.000 cu m
  • Concrete : 322.000 cu m
  • Reinforcement Steel : 7.320 MT
  • Concrete Tunnel Lining : 54,000 cu m
  • Drilling : 100,000 RM
  • Cement Grouting : 8,750 MT
  • Barrage : 5 bays of 13 M each having 4 M thick Piers
  • Intake : 8 bays of 8 M each
  • Sedimentation Tanks : 98 Hoppers, 13 M x 13 M
  • Purpose : Hydro Power Generation (304 MW)
  • Client : Irrigation department Uttarakhand. India