Civil & Architectural Engineering: Recent submissions
Now showing items 301-320 of 718
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Nse/eb-frcm technique for strengthening of rc beams in shear
( University of Cantabria - Building Technology R&D Group , 2020 , Conference Paper)This paper presents experimental results on the strengthening of reinforced concrete (RC) beams using 'hybrid near surface embedded/externally bonded' NSE/EB technique for fabric reinforced cementitious matrix (FRCM). Six ... -
Performance of Seawater-Mixed Recycled-Aggregate Concrete
( American Society of Civil Engineers (ASCE) , 2020 , Article)The use of seawater and recycled coarse aggregate (RCA) in concrete mixtures leads to the production of a very sustainable concrete. The potential risk of steel reinforcement corrosion (due to chloride in the seawater) in ... -
Plastic hinge length of rectangular RC columns using ensemble machine learning model
( Elsevier , 2021 , Article)It is critical to properly define the plastic hinge region (the region that is exposed to maximum plastic deformation) of reinforced concrete (RC) columns to assess their performances in terms of ductility and energy ... -
Shear span-to-depth ratio effect on steel reinforced grout strengthened reinforced concrete beams
( Elsevier , 2020 , Article)The effect of the shear span-to-depth (a/d) ratio on the shear behavior of steel reinforced grout (SRG)-strengthened reinforced concrete (RC) beams is experimentally investigated. Four critical shear spans corresponding ... -
Modeling of inexpensive strengthening technique for reinforced concrete beams
( American Concrete Institute , 2017 , Article)A noble cause motivated the interest to carry out research work on an inexpensive strengthening technique using ferrocement for reinforced concrete beams applicable in developing countries. Ferrocement as an inexpensive ... -
Shear strengthening of RC beams with steel reinforced grout (SRG)
( University of Cantabria - Building Technology R&D Group , 2020 , Conference Paper)Steel reinforced grout (SRG) has shown to be an efficient and cost-effective strengthening solution for reinforced concrete (RC) structures. With regard to RC beams, the experimental studies to date have focused mainly on ... -
Simplified compression field theory-based model for shear strength of fabric-reinforced cementitious matrix-strengthened reinforced concrete beams
( American Concrete Institute , 2020 , Article)Fabric-reinforced cementitious matrix (FRCM) systems are becoming an excellent choice for the shear strengthening of reinforced concrete (RC) beams owing to their excellent structural performance and compatibility with the ... -
Efficacy of NSM hybrid FRP strips for shear strengthening of rc deep beams
( University of Cantabria - Building Technology R&D Group , 2020 , Conference Paper)This paper presents an experimental study on the efficacy of near-surface mounted (NSM) hybrid carbon/glass fiber reinforced polymer (FRP) strips for the strengthening of shear-critical reinforced concrete (RC) deep beams. ... -
Inexpensive strengthening technique for partially loaded reinforced concrete beams: Experimental study
( American Society of Civil Engineers (ASCE) , 2015 , Article)This paper constitutes a special importance for developing countries where an affordable trowel-based strengthening system is needed. This paper also provides an affordable strengthening solution when it is not possible ... -
Interaction between Internal and External Shear Reinforcement for Strengthened RC Deep Beams
( Avestia Publishing , 2021 , Conference Paper)This paper presents a comprehensive experimental work to study the interaction between the internal and external shear reinforcement for strengthened reinforced concrete (RC) deep beams. For this purpose, a total of twelve ... -
Engineering students' conceptions of collaboration, group-based strategy use, and perceptions of assessment in PBL: A case study in Qatar
( Tempus Publications , 2020 , Article Review)This study has investigated the natures of collaboration, group-based strategy use, and perception of assessment, as well as interactions among these aspects, by examining group performance in engineering students' first ... -
Externally bonded hybrid carbon/glass FRP strips for shear strengthening of RC deep beams
( University of Cantabria - Building Technology R&D Group , 2020 , Conference Paper)The experimental study on the shear strengthening the efficacy of a recently introduced hybrid carbon/glass fiber reinforced polymer (FRP) for reinforced concrete (RC) deep beams has been presented in this study. The hybrid ... -
Fractional factorial design model for seismic performance of RC bridge piers retrofitted with steel-reinforced polymer composites
( Elsevier , 2020 , Article)This study explores the effects of key design parameters on the performance of seismically deficient rectangular cross-section reinforced concrete (RC) bridge piers strengthened with steel-reinforced polymer (SRP) composites. ... -
Finite element modelling of shear strengthened reinforced concrete beams
( International Institute for FRP in Construction (IIFC) , 2013 , Conference Paper)This research aims at creating precise finite element models for FRP shear strengthened concrete beams. It is inspired by the fact that the determination of the structural behaviour of the shear strengthened beams requires ... -
Flexural strengthening of reinforced concrete beams using hybrid near-surface embedded/externally bonded fabric-reinforced cementitious matrix
( Elsevier , 2020 , Article)The efficacy of hybrid near-surface embedded/externally bonded (NSE/EB) fabric-reinforced cementitious matrix (FRCM) for flexural strengthening of reinforced concrete (RC) beams was assessed experimentally. Bending tests ... -
Development of high-strength lightweight non-autoclaved aerated concrete
( ICE Publishing , 2020 , Article)Six concrete mixes with different proportions of various pozzolanic materials were investigated for the development of high-strength non-autoclaved aerated concrete (NAAC). Fly ash and slag were used as partial cement ... -
Characteristics, benefits, challenges, and socio-cultural factors of implementing pbl in qatar
( Aalborg University , 2020 , Conference Paper)While project-and/or problem-based learning has been implemented in higher education worldwide for several decades, both modes of PBL remain a new phenomenon in Qatar. Over the past few years, several research projects ... -
A review of recent advances in the science and technology of seawater-mixed concrete
( Elsevier , 2022 , Article)A review of the last 16 years of research (2005-2021) on seawater-mixed concrete is presented. A very significant amount of research, both fundamental and applied, has been performed on this topic, and there is worldwide ... -
A strut and tie model for FRCM-strengthened reinforced concrete deep beams
( ISEC Press , 2019 , Conference Paper)Exiting literature revealed that fabric reinforced cementitious matrix (FRCM) is a promising material for the strengthening of shear deficient reinforced concrete (RC) beams. However, most of the available experimental ... -
Effectiveness of frcm system in strengthening rc beams in shear using hybrid nse/eb technique
( ISEC Press , 2018 , Conference Paper)This paper presents an experimental study on the efficacy of a recently introduced hybrid "near surface embedded/ externally bonded" NSE/EB fabric reinforced cementitious matrix (FRCM). Seven medium scale RC beams, deficient ...