Foz Tua Dam

The project consists of the construction of a vaulted concrete dam with a crest length of 275 metres. A hydroelectric plant was also built in a cavern, with two reversible generator groups and a total power of 251 MW. The project also includes the construction of access roads to the crest, to the water inlets, to the river pier and to the flow restitution outlets.

  • Name: Foz Tua Dam
  • Construction Company: Sacyr Somague
  • Client: EDP
  • Execution dates: March 2011 - August 2018


Amount (million €)


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Dam height (m)


Volume of water captured (hm³)