• Hydropower engineering - hydroelectic power plant - Consultancy  and design dams - hydro power - Uribante, Tachira state ( Venezuela ), south america - Photo
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Uribante (Venezuela)

Hydropower Plant

Place:

Tachira state - Venezuela 

Customer:

 CONINTUR Joint venture: Astaldi Estero, Cogefar, local contractor

Year:

1981 - 1983

Project Description:

 Hydroelectric project with IP = 300 MW

Main Features:

 

  • La Honda Dam, zoned earth fill with central vertical impervious core (H=140 m; L = 560 m; V = 9.3 Mm³)

  • Upper Headrace Tunnel (L = 6.6 km, A = 22 m²)

  • Surge Shaft (H = 134 m, A = 113 m²)

  • Pressure Shaft, partly steel lined (H = 271 m, A = 22 m²)

  • Lower Headrace Tunnel (L = 1.2 km, A = 22 m²)

  • Steel Lined Underground Penstocks (N° 2; L = 360 m; D = 3 m)

  • Outdoor Power House equipped with two pelton turbines with a distributor of six nozzles (D = 3.3 m; n = 225 rev/min)

  • Ancillary Works: intake structures, drainage tunnels around the surge shaft, above the penstocks and the lower headrace tunnel, access galleries for construction and inspection purposes

Engineering Service:
  • Overall revision of the final design

  • Consultancy for the selection and the optimization of the underground excavation and support techniques

  • Campaign of laboratory and in situ tests for the geotechnical characterization of rock masses and the rock bolting methods