Exploració per tema "Concrete dam"

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    • Effects of an internal sulfate attack and an alkali-aggregate reaction in a concrete dam 

      Campos, A.; López Garello, Carlos María; Blanco Álvarez, Ana; Aguado de Cea, Antonio (2018-03)
      Article
      Accés obert
      The alkali-aggregate reaction and the internal sulfate attack are two chemical reactions that lead to expansions in concrete structures. The former is one of the main causes of expansions in concrete dams and has been ...

    • External sulfate attack in dam concretes with thaumasite formation 

      Chinchón Payá, S.; Aguado de Cea, Antonio; Nugteren, H. W; Chinchón Yepes, Jose Servando (Instituto Técnico de la Construcción y del Cemento, 2015-01)
      Article
      Accés obert
      Concrete core samples extracted from different areas of the Mequinenza Dam (Spain) have been studied and expansive reactions affecting the structure were not found. However, expansive reactions in the concrete of certain ...

    • Sand-cement concrete in the century-old Camarasa dam 

      Blanco Álvarez, Ana; Segura Pérez, Ignacio; Pialarissi Cavalaro, Sergio Henrique; Chinchón Payá, Servando; Aguado de Cea, Antonio (2016-08)
      Article
      Accés obert
      Sand-cement emerged in the early twentieth century as an alternative binder in infrastructures that required a significant amount of concrete volume in order to reduce the costs associated with portland cement. This binder ...