Enviaments recents

  • Innovative solutions for intersection of TBM tunnel and station in Riyadh Line 5 metro 

    Ramos Schneider, Gonzalo; García Molina, Ángel; Torralba Mendiola, Víctor; Ainchil Lavín, Javier Pablo (Elsevier, 2018-10)
    Article
    Accés restringit per política de l'editorial
    One of the main problems when constructing a metro line using a tunnel boring machine (TBM) is the coordination of the construction of the tunnel with the excavation of the stations that it will intersect, being possible ...
  • Safety factor calibration for a new model of shear strength of reinforced concrete building beams and slabs 

    Bairán García, Jesús Miguel; Casas Rius, Joan Ramon (2018-10)
    Article
    Accés restringit per política de l'editorial
    When assessing existing structures, the availability of adequate safety factors, calibrated with the most accurate models, and for established target reliability indexes, is of critical importance in order to take the right ...
  • Seismic fragility curves for vulnerability assessment of steel fiber reinforced concrete segmental tunnel linings 

    Avanaki, Mohammad Jamshidi; Hoseini, Abdollah; Vahdani, Shahram; de Santos, Cristian; Fuente Antequera, Albert de la (Elsevier, 2018-08-01)
    Article
    Accés restringit per política de l'editorial
    In recent years, application of fibers as a replacement for conventional reinforcement in segmented lined tunnels has gained great interest due to resulting cost and time savings. In seismically active regions, the seismic ...
  • Numerical-aided design of fiber reinforced concrete tunnel segment joints subjected to seismic loads 

    Avanaki, Mohammad Jamshidi; Hoseini, Abdollah; Vandani, Shahram; Fuente Antequera, Albert de la (Elsevier, 2018-05)
    Article
    Accés restringit per política de l'editorial
    In this paper, the effects of different steel fiber reinforced concrete (SFRC) composites on the flexural response of segmental joints under seismic actions is investigated numerically based on experimental results. The ...
  • Variability of the bond and mechanical properties of self-compacting concrete 

    Menezes de Almeida Filho, Fernando; Barragán, Bryan E.; Casas Rius, Joan Ramon; El Debs, Ana Lúcia H. C. (2008-03)
    Article
    Accés obert
    This main objective of this research is to evaluate the variability of the mechanical properties (compressive strength, modulus of elasticity and tensile strength) and bond strength of the self-compacting concrete (SCC), ...
  • Recordando a Juan José Arenas: mi maestro 

    Aparicio Bengoechea, Ángel Carlos (2018-01)
    Article
    Accés restringit per política de l'editorial
    En el presente artículo se recogen experiencias y anécdotas del autor en su etapa de colaborador con Juan JoséArenas en su estudio de proyecto de puentes en Madrid, Arping Estudio Técnico, así como en la época en que el ...
  • Application of distributed optical fiber sensors for the health monitoring of two real structures in Barcelona 

    Barrias, Antonio Jose de Sousa; Rodríguez, Gerardo; Casas Rius, Joan Ramon; Villalba Herrero, Sergi (2018-07)
    Article
    Accés restringit per política de l'editorial
    The versatility and ease of installation of Distributed Optical Fibre Sensors (DOFS) compared with traditional monitoring systems are important characteristics to consider when facing the Structural Health Monitoring (SHM) ...
  • 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 restringit per política de l'editorial
    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 ...
  • Embedded distributed optical fiber sensors in reinforced concrete structures: a case study 

    Barrias, Antonio Jose de Sousa; Casas Rius, Joan Ramon; Villalba Herrero, Sergi (Multidisciplinary Digital Publishing Institute (MDPI), 2018-04)
    Article
    Accés obert
    When using distributed optical fiber sensors (DOFS) on reinforced concrete structures, a compromise must be achieved between the protection requirements and robustness of the sensor deployment and the accuracy of the ...
  • Methodology for development of live load models for refined analysis of short and medium-span highway bridges 

    Anitori, Giorgio; Casas Rius, Joan Ramon; Ghosn, Michel (2018)
    Article
    Accés restringit per política de l'editorial
    The accuracy of bridge system safety evaluations and reliability assessments obtained through refined structural and finite element analyses depends not only on the accuracy of the structural model itself but also on the ...
  • On the selection of significant variables in a model for the deteriorating process of facades 

    Serrat Piè, Carles; Gibert Armengol, Vicente; Casas Rius, Joan Ramon; Rapinski, Jacek (Institute of Physics (IOP), 2017)
    Article
    Accés obert
    In previous works the authors of this paper have introduced a predictive system that uses survival analysis techniques for the study of time-to-failure in the facades of a building stock. The approach is population based, ...
  • Performance-Indikatoren für die Bewertung von Strukturen aus Konstruktionsbeton auf europäischer Ebene nach COST TU1406 

    Strauss, Alfred; Mandic Ivankovic, Ana; Mold, Lisa; Matos, Jose C.; Bergmeister, Konrad; Casas Rius, Joan Ramon (2018-02)
    Article
    Accés restringit per política de l'editorial
    Quality control management of structural concrete, as well as of concrete road bridges shows a lot of differences within European countries. This article provides not only an overview of the state of the art, but presents ...

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