Mohammad Alhassan

Mohammad Alhassan
Al Ain University · Faculty of Engineering

Professor of Civil Engineering/Structures

About

88
Publications
56,189
Reads
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508
Citations
Citations since 2017
45 Research Items
375 Citations
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2017201820192020202120222023050100150
2017201820192020202120222023050100150
Introduction
- structural simulations - seismic design - finite element analysis - CFRP composites - fiber-reinforced concrete
Additional affiliations
September 2019 - present
Al Ain University
Position
  • Managing Director
May 2019 - present
Jordan University of Science and Technology
Position
  • Professor
September 2016 - May 2019
Jordan University of Science and Technology
Position
  • Professor (Associate)
Education
January 2004 - May 2007
University of Illinois at Chicago
Field of study
  • Civil Engineering - Structures and Concrete
September 2000 - February 2003
Jordan University of Science and Technology
Field of study
  • Structural Engineering
September 1995 - June 2000
Jordan University of Science and Technology
Field of study
  • Structural Engineering

Publications

Publications (88)
Conference Paper
The newly developed alkali-activated binders are known to have an emerging potential in developing and improving the idea of greenhouse building according to sustainability requirements. These new binders are based on the principle of using ashes from mining and quarrying wastes as raw materials which can be used in the remediation process of toxic...
Article
Full-text available
In concrete production, the use of high-volume fly ash (FA) as the cement substitute became interesting to achieve more sustainable and eco-friendly construction materials. However, concrete produced using high volumes of FA as cement substitute suffers from various limitations such as low strength at early ages. Considering the engineering solutio...
Article
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Latex-modified concrete (LMC) bridge deck overlay established its reputation as a superior overlay system as a result of its strength and durability performance. Integration of macro synthetic fibers (polymer extruded polypropylene or polyethylene) within the LMC mixture provides residual tensile strength and toughness characteristics. Synthetic fi...
Article
Full-text available
Integration of macro synthetic fibers within the concrete mixture provides residual tensile strength and toughness characteristics. Majority of existing studies in this regard focus on the impact of fibers on improving mechanical properties and durability without considering fracture mechanics parameters: energy release rate (GI) and stress intensi...
Conference Paper
Full-text available
Determining the amount of energy required for crack propagation in concrete structures based on fracture mechanics principles is interesting. Fracture energy of concrete, as a quasi-brittle material, is an effective index for safe design of structures and failure behavior modelling. The nonlinear behavior of concrete in the fracture process is comp...
Conference Paper
Full-text available
Latex-modified concrete (LMC) overlay demonstrated superior performance as a shielding method for bridge decks. However, cracking glitches and the consequential debonding remain the foremost concern in bridge overlays in general including the LMC overlay. Researchers and practitioners looked for various measures to control this common challenge; an...
Conference Paper
Full-text available
In this study, the principal objective was to obtain the ratio between the shear strength of Unidome Slab System (USS) and assess the applicability of the ACI 318 Code Provisions for estimating the shear strength of the USS. Four specimens were fabricated and tested including a reference conventional solid slab and three identical USS. The slabs we...
Article
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The most important sectors that integrate renewable energy resources and sustainable technologies in their applications are the civil engineering and architectural sectors as in green structures. Jordan is one of the countries that hosts many refugees due to unstable situations in the region, and therefore, the main aim of this study is to develop...
Article
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It is rather costly and difficult to experimentally evaluate the performance of concrete-filled tubular (CFT) circular steel columns exposed to combined axial and cyclic lateral loads. This research paper uses the nonlinear finite element (NLFEA) technique to assess the influence of using carbon-fiber-reinforced polymer (CFRP) laminates on the stru...
Article
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In this study, nonlinear finite element analysis (FEA) was conducted to investigate the shear behavior of reinforced concrete (RC) beams encompassing hybrid CFRP strips and steel stirrups. Primal FEA models were calibrated and verified by comparing the load-deflection response, cracking, and failure modes with the experimentally tested RC beams. A...
Article
This study illuminates the impact of reasonable anchoring of carbon fiber-reinforced polymer (CFRP) composites as an adaptive flexural strengthening technique for reinforced concrete (RC) beams. To assess the usefulness of the proposed anchoring technique, 38 RC beams were fabricated and tested. The specimens were varied in terms of three major par...
Article
Recently, the plate bending analysis has been interpreted in terms of the tensor’s components of curvatures and bending moments by presenting the conceptual perspectives of the Hydrostatic Method of Analysis (HM) and theoretical formulations that combine the continuum mechanics with the graphical statics analysis, the theory of thin orthotropic and...
Article
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This study evaluates the effectiveness of integrating Carbon Fiber Reinforced Polymer (CFRP) composites for improving the response of interior Beam-Column (B-C) connections under the combined effects of axial and lateral cyclic loads. Eighteen Reinforced Concrete (RC) B-C connection models were simulated using the nonlinear Finite Element Analysis...
Article
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This paper provides an approximate analysis of quadrilateral slabs having various cases of aspect ratios and boundary conditions based on actual two-way action. Nine slabs with different boundary conditions, each having 11 aspect ratios were analyzed using SAP2000 software, thereafter, robustly validated against mathematical solutions. In this arti...
Article
Full-text available
Although many researchers have studied the shear and flexural behavior of recycled aggregate concrete (RAC) beams, code provisions have not been modified yet to take RAC into account. Therefore, the slow development of code provisions to govern RAC usage limited their widespread use as a construction material for concrete structures. Several factor...
Article
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Bridges with reinforced concrete deck slabs are more vulnerable to environmental-induced deterioration mainly due to corrosion. Carbon and glass fiber reinforced polymer (FRP) bars are getting attention as an alternative to steel bars to enhance the overall performance of the concrete bridge deck slabs and minimize corrosion-induced deteriorations....
Article
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Shear lagging, resulting from non-uniformity of stress distribution around the connection, is one of the most important design considerations in steel construction since it reduces the load capacity of tension members. In this paper, the rationality of the AISC provisions for calculating the shear lag factor (U) for W and WT-sections was assessed....
Article
Hybrid use of Carbon fiber reinforced polymer (CFRP) composites with conventional construction materials offers an ample opportunity to develop economical and high-performance structures. However, anchoring and debonding problems remains a challenge for the accomplishment of this technique. In this study, a novel application was implemented in whic...
Article
Full-text available
Hybrid use of Carbon fiber reinforced polymer (CFRP) composites with conventional construction materials offers an ample opportunity to develop economical and high-performance structures. However, anchoring and debonding problems remains a challenge for the accomplishment of this technique. In this study, a novel application was implemented in whic...
Article
Full-text available
The concern plate’s behavior was the growth of the extrema positive tensors of both mean (hydrostatic) and deviatoric moments. Systematic consideration of the limits and growth responses of the mean and deviatoric tensors at the extrema positive sections were calculated. It was found that the use of the shorter dimension for the moment normalizatio...
Article
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Due to their inherent slenderness and lightness, pedestrian bridges are typically subtle to human induced vibrations. This study was conducted to investigate the effect of human induced vibrations on common simply supported steel footbridges in Jordan, especially those with natural frequencies between 2 to 4 Hz. Such fundamental frequency is close...
Article
Full-text available
As the effectiveness of prestressing is crucially linked to the transfer length (TL) of the strands, this study used Artificial Neural Network (ANN) technique for optimal prediction of TL based on more than 458 data points collected from various literature works. The ANN technique allowed for investigating the effect of various key parameters class...
Article
In this study, a total of 40 concrete blocks were casted and externally strengthened with carbon fiber reinforced polymer (CFRP) composites. The principal objective was to evaluate the influence of special anchoring holes on the bond-slip behavior between CFRP composites and concrete. The bonding surface of each concrete blocks was prepared and the...
Article
Full-text available
This study provides a case study showing the effectiveness of utilizing Artificial Neural Networks (ANNs) in prestressed concrete. The effectiveness of prestressing is crucially linked to the transfer length (TL) of the prestressing strands. The ANN technique was used for accurate prediction of TL based on more than 458 data points collected from v...
Preprint
Highlights  Innovative prediction of the transfer length (TL) of prestressing strands is achieved herein with the aid of Artificial Neural Network (ANN)  The ANN uniquely allows for investigating the effect of many key parameters classified into various categories  A simplified Analytical model was developed considering the most significant p...
Article
Full-text available
Carbon fiber reinforced polymer (CFRP) composites have wide applications as an external strengthening/repair technique for deteriorated reinforced concrete members. Nevertheless, debonding and anchoring problems remain a challenge for success of this technique. In this study, an innovative application was implemented in which CFRP strips were integ...
Conference Paper
As the effectiveness of prestressing is crucially linked to the transfer length (TL) of the strands, this study used Artificial Neural Network (ANN) technique for optimal prediction of TL based on more than 458 data points collected from various literature works. The ANN technique allowed for investigating the effect of various key parameters class...
Article
Full-text available
Experimental evaluation of the structural behavior of concrete-filled tubular (CFT) circular steel columns under the combined effects of axial and cyclic lateral loads is costly and challenging. Therefore, this study provides a nonlinear finite element analysis (FEA) of 21 models for CFT circular steel columns wrapped with a number of carbon fiber...
Article
Full-text available
Since the days of yore, plate’s flexural analysis and formulation were dependent on the assumed coordinate system. In uncovering the coordinates-independent flexural interpretation, in this study, the plate bending analysis has been interpreted in terms of the tensor’s components of curvatures and bending moments, in accordance with the continuum m...
Article
Full-text available
The structural behavior of rectangular reinforced concrete (RC) columns confined with different configurations of carbon fiber-reinforcement polymer (CFRP) sheets is investigated by using nonlinear finite element analysis (NLFEA). SOLID65, LINK8, SOLID45 and SOLID46 elements represented the concrete, steel bars, steel plates and CFRP sheets, respec...
Article
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The influence of discontinuous structural synthetic fibers (DSSF) on the bond-slip behavior between concrete and carbon fiber reinforced polymer (CFRP) composites was investigated using a double-shear pull-off test. The tested blocks were divided into three groups depending on the DSSF content. The CFRP composites were bonded to the blocks (with an...
Conference Paper
Full-text available
This paper provides innovative analysis of rectangular plates having various aspect ratios and boundary conditions based on a true understanding of the two-way action. Nine plates with different boundary conditions, each having 11 aspect ratios were uniquely analysed using SAP2000 software. The finite element analysis results were validated against...
Article
Full-text available
Concrete is highly non-linear material which is originating from the transition zone in the form of micro-cracks, governs material response under various loadings. In this paper, the constitutive models published by many researchers have been used to generate novel stiffness parameters and constitutive curves for concrete. Following such linear mat...
Article
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This paper presents a novel and efficient nonlinear model developed for analysis of reinforced concrete slabs under monotonic loading. The model accounts for the presence of reinforcing steel and its influence on the micro-cracks formation and propagation; as well as tension stiffening due to steel-concrete residual bond. In the finite element anal...
Article
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In this study, the behavior of the anchored carbon fiber reinforced polymer (CFRP) plain concrete beams with various dosages of macro discontinuous structural synthetic fiber (DSSF) were investigated. Seventy two plain concrete beams were casted and tested. The investigated parameters in this study are the dosages of DSSF, length of CFRP sheets, an...
Article
Full-text available
The behavior of beam-column (B-C) connections received thorough investigation during the past decades focusing on critically-detailed connections before and after strengthening. Various techniques for strengthening of the B-C connection were previously evaluated using high performance concrete jackets (HPCJ), carbon-fiber reinforced polymer (CFRP)...
Conference Paper
Full-text available
Civil engineering (CE) is one of the broadest engineering fields, if not the most, and requires undergraduate students to be exposed to a variety of topics; each can be easily recognized as a major in its own. Establishing a successful curriculum is a major challenge CE programs and faculty face, since it is a major block toward building a sustaina...
Article
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In this study, thirty-two lightweight concrete (LWC) beams were casted and tested as simply supported beams under four points’ loading. The investigated parameters were the volume fraction (Vf) of discontinuous structural synthetic fiber (DSSF) and longitudinal steel reinforcement ratio (ρ). The modulus of rupture of structural LWC is low due to th...
Conference Paper
Full-text available
Pedestrian bridges of are often sensitive to vibrations causing discomfort to the pedestrian and in worst cases may cause resonance and catastrophic failure. Pedestrian bridges with natural frequencies around 3 Hz may experience such behavior. Synchronization is a very important factor in increasing the severity of loading, by which people respond...
Article
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Concrete structures are often subjected to long-term static and short-term dynamic loads. Due to a relatively low tensile strength and energy dissipating characteristics, the impact resistance of concrete is considered poor. This study investigates the feasibility of using polypropylene fibers to improve the impact resistance of reinforced concrete...
Article
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Incorporating discontinuous structural synthetic fibers in general enhances the performance of concrete and increases its durability by minimizing its potential to cracking and providing crack arresting mechanism. Synthetic fibers are non-corrosive, alkali resistant, simple to apply, and added in small quantities due to their low density; thus, a s...
Article
Concrete slabs and bridge decks experience early ages cracks mainly due to volumetric changes associated with moisture and temperature variations. These cracks have no immediate effect on their safety, but they have detrimental effects on their durability and long-term performance. This paper presents an experimental investigation on quantification...
Conference Paper
Full-text available
Use of discontinuous structural synthetic fibers (DSSF) improves the tensile strength of concrete and its post-cracking residual strength; nevertheless, the contribution of fibers is not currently considered in most design codes. This study is conducted to evaluate the influence of using DSSF on the shear strength and failure mode of normal weight...
Article
Full-text available
The next edition of the Olympic Games is going to be held in Rio de Janeiro, Brazil, in 2016. The city of Rio de Janeiro is currently preparing the venues needed for the event. One of the venues that have to be prepared from scratch is a tennis complex. Signature tennis complexes such as theAll England Club tennis complex in London (Wimbledon) were...
Technical Report
Full-text available
Designers and traffic engineers have to make decisions on selecting a pedestrian treatment whenever designing a new pedestrian facility or retrofitting an existing one. The goal is either to provide or improve pedestrian safety at pedestrian crossing facilities, including controlled locations of signalized intersections and approaches with stop and...
Conference Paper
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The civil engineering program at Indiana University-Purdue University Fort Wayne was established in the fall of 2006. The program went through ABET accreditation in 2011 and was granted accreditation in August 2012. A key component of getting accreditation is the development and the implementation of an effective and continuous assessment based pro...
Article
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This paper presents a case study of pioneering installation of fibrous latex-modified concrete (LMC) overlay in Chicago, Illinois as a major task of a three-year research project completed in 2012. The objective of the project was to investigate the potential performance benefits that can be obtained when incorporating synthetic fibers into the mix...
Article
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The civil engineering program at Indiana University-Purdue University Fort Wayne (IPFW), established in the fall of 2006, is the most recent addition to the Department of Engineering, which offers B.S. degrees in civil, computer, electrical, and mechanical engineering. A key component for a successful program is to establish and implement an effect...
Article
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A major obstacle for pedestrians south of the Indiana-Purdue University Fort Wayne (IPFW) campus is Coliseum Boulevard: a main arterial for the city of Fort Wayne, Indiana, which has an average daily traffic (ADT) of 50,000 vehicles. With this high ADT value, crossing by foot can not only be challenging, but can be dangerous. Thus, a pedestrian bri...
Article
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The proposed fly ash concrete (FAC) overlay mixture included a total cementitious materials (CM) content of 394 kg/m3; 20 percent of which is Class C fly ash and 80% is cement. Fibrous additives were incorporated within the mix design proportions to improve the resistant to cracking. Experimental test results were conducted on the compressive and f...
Conference Paper
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The effective use of computing in undergraduate civil engineering education is becoming an integral part of education in the US institutions. This paper presents the use of professional software in the following three areas of civil engineering: Hydraulics Engineering, Structural Analysis and Design, and Transportation Engineering. In addition, the...
Article
Full-text available
Synopsis: It is generally accepted that the latex-modified concrete (LMC) overlay is a superior protection system for bridge decks. The incorporated latex acts as a plasticizing agent providing good workability even for low water/cement ratios. When exposed to air, the latex polymerizes forming a membrane around the hydration products resulting in...
Article
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This paper provides evaluation and estimation to the shrinkage-induced bond stresses at the interface between bridge deck slab and concrete overlay. In this study, the drying shrinkage-induced bond stresses were estimated through performing 3-dimensional nonlinear finite element analyses (FEA) and through unique modification to Fowler’s guidelines...
Article
Full-text available
This paper presents the experimental results and findings on the effect of discontinuous synthetic fibers(non-metallic) on the drying shrinkage-time responses of various bridge deck concrete overlay mixtures.The studied mixtures include latex-modified concrete(LMC),micro-silica concrete(MSC),and fly ash concrete(FAC).These overlays typically experi...
Conference Paper
Full-text available
Extensively used in the continuous series of undergraduate structural analysis and design courses, SAP2000 and ETABS have helped the civil engineering students gain real world experience with some of the most powerful software packages available to professionals. Allowing students to learn the software step by step (modeling, analysis, and design)...