Browsing by Author "Ebead, Usama"
Now showing items 21-40 of 56
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Flexural and interfacial behavior of externally bonded/ mechanically fastened fiber-reinforced polymer-strengthened reinforced concrete beams
Ebead, Usama; Saeed, Huda ( American Concrete Institute , 2014 , Article)The determination of structural behavior requires advanced numerical methods, of which results are substantiated by credible experimental findings. This research aims to create precise finite element models for fiber-reinforced ... -
Flexural Strengthening Of Reinforced Concrete Beams Using Fabric Reinforced Cementitious Matrix Systems
El Sherif, Hossameldin Abdou M A (2019 , Master Thesis)This thesis is an experimental study performed to investigate the effectiveness of near surface embedded (NSE) and the hybrid near surface embedded externally bonded (NSE/EB) fabric reinforced cementitious matrix (FRCM) ... -
Flexural strengthening of reinforced concrete beams using hybrid near-surface embedded/externally bonded fabric-reinforced cementitious matrix
El-Sherif, Hossam Eldin; Wakjira, Tadesse G.; Ebead, Usama ( 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 ... -
Fractional factorial design model for seismic performance of RC bridge piers retrofitted with steel-reinforced polymer composites
Wakjira, Tadesse G.; Nehdi, Moncef L.; Ebead, Usama ( 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. ... -
FRP/stirrups interaction of shear-strengthened beams
Ebead, Usama; Saeed, Huda ( Kluwer Academic Publishers , 2017 , Article)This work includes experimental testing and finite element analysis of fiber reinforced polymer (FRP) shear-strengthened reinforced concrete (RC) beams. The strengthening techniques used for the beam strengthening are ... -
Inexpensive strengthening technique for partially loaded reinforced concrete beams: Experimental study
Ebead, Usama ( 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
Ibrahim, Mohamed; Aborahmeh, Qusai; Ebead, Usama ( 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 ... -
Internal transverse reinforcement configuration effect of EB/NSE-FRCM shear strengthening of RC deep beams
Wakjira, Tadesse G.; Ebead, Usama ( Elsevier Ltd , 2019 , Article)This paper presents an experimental study carried out on the structural performance of shear-critical reinforced concrete (RC) deep beams internally reinforced with two different stirrups configurations; i.e. aligned and ... -
Life cycle cost analysis of structural concrete using seawater, recycled concrete aggregate, and GFRP reinforcement
Younis, A.; Younis, Adel; Ebead, Usama; Judd, Simon ( Elsevier , 2018 , Article)© 2018 Elsevier Ltd Using seawater and recycled concrete aggregate (RCA) in a concrete mix is potentially advantageous from a sustainability perspective. However, the high chloride levels expected in such a case demands ... -
Machine learning-based shear capacity prediction and reliability analysis of shear-critical RC beams strengthened with inorganic composites
Wakjira, Tadesse Gemeda; Ebead, Usama; Alam, M. Shahria ( Elsevier , 2022 , Article)The application of inorganic composites has proven to be an effective strengthening technique for shear-critical reinforced concrete (RC) beams. However, accurate prediction of the shear capacity of RC beams strengthened ... -
Material performance and cost effectiveness of seawater-mixed rubberized concrete
Hamid, Salma; Naji, Khalid; Younis, Adel; Ebead, Usama ( Elsevier , 2021 , Article)The combined use of seawater and recycled tire aggregate (RTA) in concrete is potentially a way forward towards sustainable construction. It can help control harvesting of natural aggregates, manage waste tires, mitigate ... -
Microstructure investigation of seawater vs. Freshwater cement pastes
Younis, Adel; Ebead, Usama; Suraneni, Prannoy; Nanni, Antonio ( ISEC Press , 2019 , Conference Paper)Recently, seawater has emerged as viable mixing water for concrete, especially in the case of non-reinforced concrete applications or with the use of non-corrosive reinforcement. Previous studies concerning seawater-mixed ... -
Modeling of inexpensive strengthening technique for reinforced concrete beams
Ebead, Usama; Saeed, Huda ( 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 ... -
Nse/eb-frcm technique for strengthening of rc beams in shear
Ebead, Usama ( 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 ... -
Numerical modeling of shear strengthened reinforced concrete beams using different systems
Ebead, Usama; Saeed, Huda ( American Society of Civil Engineers , 2014 , Article)This research aims at creating finite-element models for fiber-reinforced polymer (FRP) shear strengthened concrete beams. It is inspired by the fact that the determination of the structural behavior of shear strengthened ... -
Parametric Optimization of RC Beams Strengthened with FRCM Using FE Modelling and Response Surface Methodology
Aborahmeh, Qusai; Rabie, Mohamed; Ebead, Usama ( Qatar University Press , 2023 , Conference Paper)This study focuses on the numerical and statistical analyses to predict the mid-span moment capacity of RC beams strengthened with fabric reinforcement cementitious mortar (FRCM) laminate. A finite element model (FEM) has ... -
Performance of Seawater-Mixed Recycled-Aggregate Concrete
Younis, Adel; Ebead, Usama; Suraneni, Prannoy; Nanni, Antonio ( 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
Wakjira, Tadesse G.; Alam, M. Shahria; Ebead, Usama ( 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 ... -
Recycled Waste Tires Management in Constructions
Hamid, Salma Mohamed (2020 , Master Thesis)Concrete is one of the most commonly used materials in construction worldwide. Yet the production of concrete from raw materials, such as cementitious materials, water, sand, and natural aggregate, leads to the release of ... -
Sensitivity analysis and genetic algorithm-based shear capacity model for basalt FRC one-way slabs reinforced with BFRP bars
Al-Hamrani, Abathar; Wakjira, Tadesse G.; Alnahhal, Wael; Ebead, Usama ( Elsevier , 2023 , Article)Fiber-reinforced polymer (FRP) composites are increasingly used in concrete structures owing to their superior corrosion resistance. However, FRP-reinforced concrete (RC) structures exhibit less ductile response compared ...