Exploració per autor "Oller Ibars, Eva"
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Shear design and assessment of reinforced and prestressed concrete beams based on a mechanical model
Marí Bernat, Antonio Ricardo; Bairán García, Jesús Miguel; Cladera Bohigas, Antoni; Oller Ibars, Eva (2016-10)
Article
Accés obertSafe and economical design and assessment of reinforced (RC) and prestressed concrete (PC) beams requires the availability of accurate but simple formulations which adequately capture the structural response. In this paper, ... -
Shear design of reinforced concrete beams with FRP longitudinal and transverse reinforcement
Oller Ibars, Eva; Marí Bernat, Antonio Ricardo; Bairán García, Jesús Miguel; Cladera Bohigas, Antoni (Elsevier, 2015-06)
Article
Accés obertThe shear resisting mechanisms of reinforced concrete (RC) beams with longitudinal and transverse FRP reinforcement can be affected by the mechanical properties of the FRP rebars. This paper presents a mechanical model for ... -
Shear fatigue strength of reinforced concrete members without transverse reinforcement according to the compression chord capacity model
Cladera Bohigas, Antoni; Ribas González, Carlos Rodrigo; Oller Ibars, Eva; Marí Bernat, Antonio Ricardo (Elsevier, 2020-05)
Article
Accés obertAlthough the shear fatigue behaviour of elements without shear reinforcement has been studied for a while, there is still a need for a simple mechanical model that evaluates the shear fatigue strength. The Compression Chord ... -
Shear strain influence in the service response of FRP reinforced concrete beams
Santos Ferreira, Denise Carina; Oller Ibars, Eva; Torres Llinàs, Lluis; Barris Peña, Cristina (2014-11-13)
Article
Accés restringit per política de l'editorialShear strains can become significant in the response of RC beams, especially in the case with longitudinal FRP reinforcement. The effect of the shear strains is studied in this paper through the numerical results of a 1D ... -
Shear strength assessment of FRP pre-tensioned concrete beams
Marí Bernat, Antonio Ricardo; Oller Ibars, Eva; Murcia Delso, Juan; Bairán García, Jesús Miguel; Duarte Gómez, Noemí (2023)
Text en actes de congrés
Accés obertThe low susceptibility to corrosion of fiber reinforced composite materials (FRP) has led to considering their use for prestressing reinforcement, as an alternative to steel. However, the effects of FRP fragility, low ... -
Shear-flexural strength mechanical model for the design and assessment of reinforced concrete beams
Marí Bernat, Antonio Ricardo; Bairán García, Jesús Miguel; Cladera Bohigas, Antoni; Oller Ibars, Eva; Ribas González, Carlos Rodrigo (2015-11)
Article
Accés restringit per política de l'editorialA conceptual model for the prediction of the shear-flexural strength of slender reinforced concrete beams with and without transverse reinforcement is presented. The model incorporates the shear transferred by the un-cracked ... -
Shear-flexural strength mechanical model for the design and assessment of reinforced concrete beams subjected to point or distributed loads
Marí Bernat, Antonio Ricardo; Cladera Bohigas, Antoni; Bairán García, Jesús Miguel; Oller Ibars, Eva; Ribas, Carlos (2014-12)
Article
Accés obertA mechanical model recently developed for the shear strength of slender reinforced concrete beams with and without shear reinforcement is presented and extended to elements with uniformly distributed loads, specially ... -
Simplified tests to study the size effect of the compression chord in beams under shear forces: application of DIC methodology
Oller Ibars, Eva; Barris Peña, Cristina; Marí Bernat, Antonio Ricardo; Torres Llinàs, Lluís; Santander, Andres (2022)
Text en actes de congrés
Accés obertTo evaluate how the size effect affects the stresses developed along the compression chord in a beams subjected to shear forces, a simplified experimental program was developed on 50 prismatic specimens subjected to a ... -
SP-357—8: Punching-shear strength of reinforced concrete slabs subjected to concentric transverse loads and in-plane tensile forces
Marí Bernat, Antonio Ricardo; Fernández Sánchez, Pablo Gonzalo; Oller Ibars, Eva; Cladera Bohigas, Antoni (American Concrete Institute (ACI), 2023)
Capítol de llibre
Accés restringit per política de l'editorialReinforced concrete slabs can be subjected simultaneously to transverse loads and in-plane tensile forces, as it occurs in top slabs of continuous box girder bridges at intermediate supports, or in flat slabs supported on ... -
Strengthening of existing concrete structures with fibre reinforced polymers (FRP) in the new version of Eurocode 2
Oller Ibars, Eva; de Diego, Ana; Torres Llinàs, Lluís; Madera, Pedro (2022-12)
Article
Accés obertThis paper aims to introduce the content of Annex J “Strengthening of Existing Concrete Structures with CFRP” of Eurocode 2 [1]. This is first time that the design of adhesively bonded reinforcement with ... -
Taller col·laboratiu per acostar els estudiants de l´àmbit d'enginyeria civil i ambiental a problemàtiques reals
Roca Bosch, Elisabet; Villares Junyent, Míriam; Oller Ibars, Eva (2018)
Text en actes de congrés
Accés obertL'objectiu és acostar l'estudiantat a problemes reals de l'enginyeria civil a proposta d'un agent del territori per fomentar les competències de treball en equip, la sostenibilitat i el compromís social. Per això, s'ha ... -
The compression chord capacity model for the shear design and assessment of reinforced and prestressed concrete beams
Cladera Bohigas, Antoni; Marí Bernat, Antonio Ricardo; Bairán García, Jesús Miguel; Ribas González, Carlos Rodrigo; Oller Ibars, Eva; Duarte Gómez, Noemí (2016-12)
Article
Accés obertA simplified mechanical model is presented for the shear strength prediction of reinforced and prestressed concrete members with and without transverse reinforcement, with I, T or rectangular cross-section. The model, ... -
Theoretical model for the shear strength of prestressed concrete beams with FRP tendons
Oller Ibars, Eva; Murcia Delso, Juan; Marí Bernat, Antonio Ricardo; Legasa Melet, Tecla (American Society of Civil Engineers (ASCE), 2024-02)
Article
Accés obertPrestressing tendons made of fiber-reinforced polymers (FRPs) are a promising alternative to conventional steel tendons in prestressed concrete structures owing to their corrosion resistance. However, the shear strength ... -
Theoretical prediction of the punching shear strength of concrete flat slabs under in-plane tensile forces
Fernández Sánchez, Pablo Gonzalo; Marí Bernat, Antonio Ricardo; Oller Ibars, Eva (Elsevier, 2021-02)
Article
Accés obertRC slabs can be subjected simultaneously to transverse loads and in-plane tensile forces, as it happens in top slabs of continuous box girder bridges decks, in the regions of negative moments, or in flat slabs subjected ... -
Theoretical prediction of the shear strength of reinforced concrete slabs under concentrated loads close to linear supports
Fernández Sánchez, Pablo Gonzalo; Marí Bernat, Antonio Ricardo; Oller Ibars, Eva (2021-10)
Article
Accés obertA mechanical model has been developed by the authors in order to predict the shear strength of reinforced concrete slabs under concentrated loads close to linear supports. Such situation takes place very often in bridge ... -
Un modelo unificado de resistencia a flexión y cortante de vigas esbeltas de hormigón armado bajo caras puntuales y repartidas
Marí Bernat, Antonio Ricardo; Cladera Bohigas, Antoni; Bairán García, Jesús Miguel; Oller Ibars, Eva; Ribas, Carlos (2014-10)
Article
Accés obertSe presenta un modelo mecánico para la predicción de la resistencia a cortante-flexión de vigas esbeltas de hormigón armado sometidas a cargas puntuales y/o repartidas. El modelo incorpora las contribuciones a la resistencia ... -
Widening horizons to the design of a pre-stressed concrete slab: a case study in Barcelona
Requejo Castro, David; Oller Ibars, Eva (EScGD, 2018)
Capítol de llibre
Accés obert