Exploració per tema "case history"

Ara es mostren els items 1-5 de 5

    • Heave of a railway bridge: modelling gypsum crystal growth 

      Ramon Tarragona, Anna; Alonso Pérez de Agreda, Eduardo (2013-01)
      Article
      Accés restringit per política de l'editorial
      The heave of the central pillars of a railway bridge, founded on large-diameter bored piles, is a consequence of gypsum crystal growth in an anhydritic claystone stratum underlying the tip of the piles. The heave mechanism ...

    • Landslides in reservoirs: a coupled thermo-hydromechanical approach 

      Pinyol Puigmartí, Núria Mercè (Universitat Politècnica de Catalunya, 2010-09-13)
      Tesi
      Accés obert
      La ocurrencia de deslizamientos es uno de los principales problemas presentes durante el diseño, construcción y explotación de presas y embalses. La inundación del pie de los taludes, así como el desembalse rápido, pueden ...

    • Massive sulfate attack to cement-treated railway embankments 

      Alonso Pérez de Agreda, Eduardo; Ramon Tarragona, Anna (2013-03)
      Article
      Accés restringit per política de l'editorial
      Two access embankments to a railway bridge, having a maximum height of 18 m, experienced a continuous and severe heave shortly after construction. Vertical displacements reached 120 mm in a 2-year period. The embankments ...

    • Pile groups under deep expansion: a case history 

      Alonso Pérez de Agreda, Eduardo; Sauter, Simon; Ramon Tarragona, Anna (2015-08)
      Article
      Accés obert
      A viaduct in a high speed railway line experienced severe heave of its central pillars as a result of deep expansion of an anhydrite rock. Bridge pillars were founded on pile groups which experienced vertical heave ...

    • Unexpected behaviour of a large excavation in saturated sands 

      Alonso Pérez de Agreda, Eduardo; Gens Solé, Antonio; Alcoverro Bassols, Jordi; Ortuño, L (IOS Press, 2007)
      Text en actes de congrés
      Accés restringit per política de l'editorial
      The paper describes the behaviour of the perimeter wall of a very large excavation in saturated sands. The excavation was extended to a depth of 20m (17m below the water table) and the walls reached an impervious silty ...