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Huijuan Wang, Changyong Li, Sihao Song, Yao Wang, Qingxin Meng and Fenglan Li
Because researchers are aiming to restore the deformation and minimize the crack width of existing concrete structures, the strengthening technology of prestressed carbon-fiber-reinforced plastic (CFRP) is currently the focus of many studies and applicat...
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Khuram Rashid,Tamon Ueda,Dawei Zhang
Pág. 93 - 102
In this experimental and analytical work, interfacial shear strengths were evaluated at material and member level. Bi-surface shear strength was performed at material level and three-point bending test was conducted at member level. Beams were strengthen...
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Zhuang Wang, Bing Wang, Haozhe Jiang and Ping Zhuge
To investigate the influence of external prestressing with carbon fiber-reinforced polymer (CFRP) tendons on the flexural and shear performance of reinforced concrete beams, a total of six simply supported beams with a length of 3.5 m and two two-span co...
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Omnia R. AbouEl-Hamd, Amr M. I. Sweedan, Bilal El-Ariss and Khaled M. El-Sawy
The strengthening of steel beams using hybrid fiber-reinforced polymers (HFRPs) has gained enormous attention over the last decades. Few researchers have investigated the effectiveness of the fastening techniques without a bonding agent to overcome the u...
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Nouman Khattak, Moustafa Mansour, Tamer El-Maaddawy and Najif Ismail
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Jongho Park, Jungbhin You, Sun-Kyu Park and Sungnam Hong
Textile-reinforced mortar (TRM) is used to strengthen reinforced concrete (RC) structures using a textile and inorganic matrix. TRM is a part of textile-based composites; the basic structural behaviors, application methods, and methodologies for the exte...
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Basem O. Rageh, Mahmoud A. El-Mandouh, Ahmed H. Elmasry and Mohammed M. Attia
Two unique approaches were proposed to strengthen the bond between the glass fiber reinforcement polymer (GFRP) and the RC concrete surfaces. The two bonding materials are epoxy (EP) and geopolymer (GPP) with different ratios of short glass fibers (SGF)....
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Ricardo José Carvalho Silva, Antônio Eduardo Bezerra Cabral, Francisco Eudázio Suriano da Silva Júnior, José Leonézio Lopes de Vasconcelos Filho, David Ermerson Farias Eugênio
Pág. e44212
The application of carbon fiber reinforced polymers (CFRP) as method of strengthening for concrete structures is replacing the conventional strengthening through the bonding of steel plates. However, since it is a recent technique, several codes from dif...
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Ricardo José Carvalho Silva, Antônio Eduardo Bezerra Cabral, Francisco Eudázio Suriano da Silva Júnior, José Leonézio Lopes de Vasconcelos Filho, David Ermerson Farias Eugênio (Author)
Pág. e44212
The application of carbon fiber reinforced polymers (CFRP) as method of strengthening for concrete structures is replacing the conventional strengthening through the bonding of steel plates. However, since it is a recent technique, several codes from dif...
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Muhammad Umair Saleem, Hisham Jahangir Qureshi, Muhammad Nasir Amin, Kaffayatullah Khan and Hassan Khurshid
This study provides the valuable data to assess the failure mechanism of CFRP strengthened reinforced concrete beams and structural systems.
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Nayra Yumi Tsutsumoto, João Victor Fazzan, José Luiz Pinheiro Melges, Cesar Fabiano Fioriti, Mauro Mitsuuchi Tashima, Jorge Luís Akasaki (Author)
Pág. e36989
The aim of this paper is to evaluate through bending tests the structural behavior of reinforced concrete beams additionally reinforced with bamboo splints coated with rubber latex. The bamboo splints are prepared from the stems of the Bambusa vulg...
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Transverse reinforcement plays a key role in the response behavior of reinforced concrete beams. Therefore, corrosion of steel stirrups may change the failure mode of elements from bending to shear, leading to a brittle and catastrophic crisis. It is imp...
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Nayra Yumi Tsutsumoto, João Victor Fazzan, José Luiz Pinheiro Melges, Cesar Fabiano Fioriti, Mauro Mitsuuchi Tashima, Jorge Luís Akasaki
Pág. e36989
The aim of this paper is to evaluate through bending tests the structural behavior of reinforced concrete beams additionally reinforced with bamboo splints coated with rubber latex. The bamboo splints are prepared from the stems of the Bambusa vulg...
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Md. Moshiur Rahman, Mohd Zamin Jumaat, Md. Akter Hosen, A. B. M. Saiful Islam
Pág. 61 - 72
This paper presents the experimental behavior of reinforcement concrete beams strengthened with near surface mounted (NSM) steel bar. Several researchers have used NSM fiber reinforced polymer (FPR) bar or strip for strengthening reinforced concrete beam...
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V. Karpiuk, R. Hlibotskyi
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Ahmed Khalil, Mohamed Elkafrawy, Wael Abuzaid, Rami Hawileh and Mohammad AlHamaydeh
The iron-based shape memory alloy (Fe-SMA) has promising applications in strengthening and repairing aged steel-reinforced concrete structural elements. Fe-SMA bars can produce pre-stressing forces on reinforced concrete members by activating their shape...
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This paper presents results of an experimental study on seismic response of reinforced concrete (RC) T-beams with shear deficiencies strengthened with externally bonded steel fiber reinforced polymer (SFRP) strips. Seven cantilever RC beams were strength...
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Muhammad Umair Saleem,Nauman Khurram,Muhammad Nasir Amin,Kaffayatullah Khan
Pág. 383 - 400
Current research work is aimed to numerically simulate the failure behavior of Fiber Reinforced Polymer (FRP) strengthened reinforced concrete beams having different FRP reinforcement ratios. Required objectives are achieved by performing a series of ben...
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Davide Lavorato, Camillo Nuti and Silvia Santini
In recent years, old reinforced concrete (RC) buildings have increasingly been protected as historic symbols in Italy. The conversion of these buildings can resolve the increasing need for new structures, reducing much social, economic, and environmental...
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Vladimir José Ferrari, Ivo José Padaratz, Daniel Domingues Loriggio (Author)
Pág. 1783 - 1791
Detachment of FRP (fiber reinforced plastic) laminates from the bottom face of the beams is an undesirable and complex problem. A sudden failure occurs, before the expected capacity of the strengthened beam is reached and without making use of the high t...
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