Dam Penstock Steel Linings

General Information:

  • Project Name: Gotvand Dam Penstocks Steel Linings
  • Client: Iran Water and Power Resources Development Company
  • Location: Shooshtar, Near City of Gotvand, Khuzestan Province, Iran
  • Consultant: Mahab Ghodss Consulting Engineering Company
  • Commencement Date: 2004
  • Project Status: Completed 
  • Recognition: Ministry of Energy


Technical Information:

The scope of this project consisted of design, procurement, fabrication and installation of tunnel and shaft steel linings including:

  • Concreting between steel linings and tunnel/shaft walls
  • Contact and consolidate grouting of the tunnels
  • Earth Backfilling around upper bends of tunnels
    • 4 Tunnels:
      • Diameter of tunnels: 7 meters
      • Length of tunnels: 180 meters
      • Height of shafts: 80 meters
      • Wall thickness of steel linings: 22, 25, 30, and 35 millimeters
      • Radius of curvature of bends: 20 meters
      • Total weight of steel linings: 5,500 tons
      • Concrete volume: 41,000 cubic meters