Place

Oromia region - Ethiopia


Client

Salini Costruttori S.p.A.


Year

1996 - 1998

Description for Dire Dam (Ethiopia)

Earthfill dam with impermeable core for water supply to Addis Ababa and to Dire – Legadadi Aqueduct.

Main Features

  • Reservoir (V = 19 Mm³)
  • Earthfill Dam (H = 45.96 m, L_crest = 1'980 , V = 2.67 Mm³)
  • Spillway (Q = 500 m³/s, L = 200 m, W = 40 m)
  • Intake (H = 48.6 m)
  • Steel Reticular Footbridge (L = 150 m)
  • Aqueduct (D = 700 mm, L = 10 km)

Engineering Services

  • General Design revision
  • Dam stability analysis
  • Final design of intake works, spillway, valve chamber and footbridge

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