shear behavior of reinforced concrete (rc) beams with

Shear behavior of Reinforced Concrete (RC) beams with ...

Apr 25, 2016  10%  The introduction of an opening into a Reinforced Concrete (RC) beam leads to a reduction to both the beam’s stiffness and its overall structural capacity due to stress concentrations and local cracking around the opening. This paper uses both the experimental and finite element (FE) method to analyze the shear behavior of RC beams with opening. The shear span-to

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Shear behavior of RC beams reinforced with internal ...

The experimental work program consisted of fifteen reinforced concrete beams divided into seven groups. The first group contained only one control beam without any web shear reinforcement at the left shear span, while the right shear span was reinforced with properly designed vertical stirrups of smooth bars having 8 mm diameter and spaced every 50 mm along the entire shear span as depicted in ...

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Shear behavior of concrete beam reinforced in shear with ...

Sep 01, 2020  The experimental results indicate that the concrete beams reinforced in shear with the CFRP-MF configuration have similar shear behaviors to the corresponding RC control beams reinforced in shear with steel stirrups especially in overall load-deflection relationship, shear strength, and the crack pattern of ultimate state.

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Shear Behaviors of RC Beams Externally Strengthened with ...

Jul 05, 2019  The shear behaviors of reinforced concrete (RC) beams externally strengthened with engineered cementitious composite (ECC) layers were studied and the strengthening effect was evaluated based on a truss and arch model. The beams were designed without web reinforcement in the middle part and ECC was sprayed onto both sides of the beams to the ...

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Shear Behavior of RC Beams Strengthened with Side-Bonded ...

Oct 05, 2020  This study examined the shear behavior of reinforced concrete (RC) beams that were strengthened with externally bonded composite reinforced mortar (CRM) layers consisting of basalt fiber-reinforced polymer (BFRP) grids and polymer cement mortar (PCM).

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A Computational Study of the Shear Behavior of Reinforced ...

Jun 17, 2021  In this study, an investigation of the shear behavior of full-scale reinforced concrete (RC) beams affected from alkali–silica reactivity damage is presented. A detailed finite element model (FEM) was developed and validated with data obtained

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Modeling of shear behavior of reinforced concrete beams ...

May 01, 2019  The response behavior of shear critical reinforced concrete beams was large investigated, and many studies were presented in literature. However, several issues, like the strain level of FRP at the shear failure, and the interaction between internal and external reinforcement, remain not completely understood.

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Shear Behavior of Basalt Fiber Reinforced Concrete Beams ...

Aug 04, 2016  This paper examines the shear strength and behavior of concrete beams reinforced with basalt fiber-reinforced polymer (basalt FRP) bars with and without shear reinforcements. Six 200 × 300 mm (8 × 12 in.) and six 300 × 200 mm (12 × 8 in.) concrete beams were, respectively, made with and without basalt FRP shear reinforcements.

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Shear Behaviour of RC Beams Strengthened by Various ...

This study presents a numerical investigation on the shear behaviour of shear-strengthened reinforced concrete (RC) beams by using various ultrahigh performance fibre-reinforced concrete (UHPFRC) systems. The proposed 3D finite element model (FEM) was verified by comparing its results with those of experimental studies in the literature. The validated numerical model is used to analyse the ...

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SHEAR BEHAVIOR OF REINFORCED CONCRETE AND

SHEAR BEHAVIOR OF REINFORCED CONCRETE AND PRESTRESSED CONCRETE TAPERED BEAMS WITHOUT STIRRUPS Chenwei HOU1, Takuro NAKAMURA2, Takayuki IWANAGA3 and Junichiro NIWA4 1Non-member of JSCE, PhD, Dept. of Civil Eng., Tokyo Institute of Technology (2-12-1-M1-17, Ookayama, Tokyo 152-8552, Japan)

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Shear Behaviors of RC Beams Externally Strengthened with ...

Jul 05, 2019  The shear behaviors of reinforced concrete (RC) beams externally strengthened with engineered cementitious composite (ECC) layers were studied and the strengthening effect was evaluated based on a truss and arch model. The beams were designed without web reinforcement in the middle part and ECC was sprayed onto both sides of the beams to the ...

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Experimental Study on Shear Behavior of Steel Fiber ...

In this paper, the shear test of eleven beams with high-strength reinforcement was carried out, including eight SFRC beams and three reinforced concrete (RC) beams. The load-deflection curve, concrete strain, stirrup strain, diagonal crack width, failure mode and shear bearing capacity of the beams

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SHEAR BEHAVIOR OF REINFORCED CONCRETE DEEP

Reinforced concrete (RC) deep beams predominantly fail in shear which is brittle and sudden in nature that can lead to catastrophic consequences. Therefore, it is critical to determine the shear behavior of RC deep beams accurately under both static and dynamic loads.

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SHEAR BEHAVIOR OF REINFORCED CONCRETE AND

SHEAR BEHAVIOR OF REINFORCED CONCRETE AND PRESTRESSED CONCRETE TAPERED BEAMS WITHOUT STIRRUPS Chenwei HOU1, Takuro NAKAMURA2, Takayuki IWANAGA3 and Junichiro NIWA4 1Non-member of JSCE, PhD, Dept. of Civil Eng., Tokyo Institute of Technology (2-12-1-M1-17, Ookayama, Tokyo 152-8552, Japan)

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Shear Behavior of Concrete Beams Reinforced with GFRP ...

We tested a total of eight concrete beams embedded with GFRP plates with openings. Figure 4 illustrates how we placed GFRP plates in the specimens depending on their shapes. The anchorage length was 300 mm, far from the points of support.The total span and clear span were 2700 mm and 2100 mm, respectively.The thickness of the concrete cover was 40 mm, and the shear span-to-depth

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Behavior of Reinforced Concrete Beams Strengthened in ...

Apr 02, 2014  Shear strengthening of RC beams with L-shaped fiber-reinforced polymer (FRP) plates has proved effective. In this method, grooves are made throughout the beam flange to fully embed the vertical leg of the L-shaped CFRP plate perpendicular to the longitudinal axis of the RC beam and in the RC beam web surface. However, in some cases, drilling ...

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A study of shear behavior of reinforced concrete deep beams

Abstract. Reinforced concrete deep beams are vital structural members serving as load transferring elements. The behavior of reinforced concrete deep beams is complex. Nonlinear distribution of strain and stress must be considered. Prior to 1999, ACI 318 Codes included an empirical design equation for reinforced concrete deep beams.

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Shear strengthening of reinforced concrete beams with high ...

Jul 23, 2020  The use of high-strength SHCC in shear strengthening for RC beams with stirrups has not been studied. In this study, we investigate a simple and effective method for the shear strengthening of RC beams with high-strength SHCC. Reinforced concrete beams at a shear span-to-depth ratio (S/d) of 1.5:1 and 2.5:1 were cast. High-strength SHCC were ...

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Influence of Shear Span-to-Effective Depth Ratio on ...

Feb 16, 2021  The shear span-to-effective depth ratio (a/d) is one of the factors governing the shear behavior of reinforced concrete (RC) beams, with or without shear reinforcement.In high-strength concrete (HSC), cracks may propagate between the aggregate particles and result in a brittle failure which is against the philosophy of most design guidelines.

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Study the Behavior of Reinforced Concrete Beam Using ...

study such as: seismic behavior of structures, cyclic loading of reinforced concrete columns, shear failure of reinforced concrete beams, and concrete steel bond models. [3] Also put together a collection of papers dealing with inelastic behavior of reinforced concrete structures under

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Strength and behavior in shear of reinforced concrete deep ...

Research on reinforced concrete (RC) deep beams has seen considerable headway over the past three decades; however, information on the dynamic shear strength and behavior of RC deep beams under varying rates of loads remains limited. This paper describes the experimental results of 24

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The effect of beam depth on the shear behavior of ...

Reinforced concrete beam details Eight rectangular RC beams were casted and tested with cross sections of 150 mm 3 225 mm, 150 mm 3 300 mm, 150 mm 3 375 mm, and 150 mm 3 450 mm and a total length of 1500 mm. The beams were reinforced with 2f8 bars at the top and 3f15 bars at the bottom and without stirrups for all the spe-cimens.

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Behavior of Concrete Beams Strengthened in Shear with ...

Jun 03, 2004  This paper presents the results of a test program for shear strengthening characteristics of continuous unidirectional flexible carbon-fiber polymer sheets bonded to reinforced concrete (RC) beams. A total of eight 150 mm × 200 mm × 2, 600 mm concrete beams were tested. Various sheet configurations and layouts were studied to determine their ...

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(PDF) STUDY OF SHEAR BEHAVIOUR OF RC BEAMS: NONLINEAR ...

Shear mode of failure in beams is undesired mainly being a brittle failure. The thesis deals with “Study of Shear behaviour of RC beams” with the help of ATENA. The ATENA is new FEM based software which helps in Non Linear analysis of RCC structure. In this research, the first phase is to model the beams so that they represent the true ...

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SHEAR BEHAVIOR OF REINFORCED CONCRETE DEEP

Reinforced concrete (RC) deep beams predominantly fail in shear which is brittle and sudden in nature that can lead to catastrophic consequences. Therefore, it is critical to determine the shear behavior of RC deep beams accurately under both static and dynamic loads.

get price

Flexural and Shear Behavior of Reinforced Concrete Beams ...

FLEXURAL AND SHEAR BEHAVIOR OF REINFORCED CONCRETE BEAMS STRENGTHENED WITH CARBON TEXTILE REINFORCED CONCRETE H. C. NGUYEN1, D. Q. NGO2 Recently, textile reinforced concrete (TRC) has been intensively studied for strengthening reinforced concrete (RC) and masonry structures.

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A study of shear behavior of reinforced concrete deep beams

Abstract. Reinforced concrete deep beams are vital structural members serving as load transferring elements. The behavior of reinforced concrete deep beams is complex. Nonlinear distribution of strain and stress must be considered. Prior to 1999, ACI 318 Codes included an empirical design equation for reinforced concrete deep beams.

get price

Shear Behavior of Concrete Beams Reinforced with GFRP ...

We tested a total of eight concrete beams embedded with GFRP plates with openings. Figure 4 illustrates how we placed GFRP plates in the specimens depending on their shapes. The anchorage length was 300 mm, far from the points of support.The total span and clear span were 2700 mm and 2100 mm, respectively.The thickness of the concrete cover was 40 mm, and the shear span-to-depth

get price

Behavior of Reinforced Concrete Beams Strengthened in ...

Apr 02, 2014  Shear strengthening of RC beams with L-shaped fiber-reinforced polymer (FRP) plates has proved effective. In this method, grooves are made throughout the beam flange to fully embed the vertical leg of the L-shaped CFRP plate perpendicular to the longitudinal axis of the RC beam and in the RC beam web surface. However, in some cases, drilling ...

get price

Behavior of Concrete Beams Strengthened in Shear with ...

Jun 03, 2004  This paper presents the results of a test program for shear strengthening characteristics of continuous unidirectional flexible carbon-fiber polymer sheets bonded to reinforced concrete (RC) beams. A total of eight 150 mm × 200 mm × 2, 600 mm concrete beams were tested. Various sheet configurations and layouts were studied to determine their ...

get price

Strength and behavior in shear of reinforced concrete deep ...

Research on reinforced concrete (RC) deep beams has seen considerable headway over the past three decades; however, information on the dynamic shear strength and behavior of RC deep beams under varying rates of loads remains limited. This paper describes the experimental results of 24

get price

Shear strengthening of reinforced concrete beams with high ...

Jul 23, 2020  The use of high-strength SHCC in shear strengthening for RC beams with stirrups has not been studied. In this study, we investigate a simple and effective method for the shear strengthening of RC beams with high-strength SHCC. Reinforced concrete beams at a shear span-to-depth ratio (S/d) of 1.5:1 and 2.5:1 were cast. High-strength SHCC were ...

get price

The effect of beam depth on the shear behavior of ...

Reinforced concrete beam details Eight rectangular RC beams were casted and tested with cross sections of 150 mm 3 225 mm, 150 mm 3 300 mm, 150 mm 3 375 mm, and 150 mm 3 450 mm and a total length of 1500 mm. The beams were reinforced with 2f8 bars at the top and 3f15 bars at the bottom and without stirrups for all the spe-cimens.

get price

Study the Behavior of Reinforced Concrete Beam Using ...

study such as: seismic behavior of structures, cyclic loading of reinforced concrete columns, shear failure of reinforced concrete beams, and concrete steel bond models. [3] Also put together a collection of papers dealing with inelastic behavior of reinforced concrete structures under

get price

Shear Behavior of Reinforced Concrete Deep Beams

Jan 01, 2017  Title: Shear Behavior of Reinforced Concrete Deep Beams Author(s): Kamaran S. Ismail, Maurizio Guadagnini, and Kypros Pilakoutas Publication: Structural Journal Volume: 114 Issue: 1 Appears on pages(s): 87-99 Keywords: compressive strength; deep beams; shear reinforcement; shear span-depth ratio; size effect Date: 1/1/2017 Abstract: This paper presents an experimental

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(PDF) Shear strength design formula for RC beams with ...

Shear behavior of reinforced concrete beams with variable thickness beams. ACI Struct J 2003;100(1):105–12. of concrete side cover. ACI Struct J 2006;103(2):171–7. [74] Dupont D, Vandewalle L. Shear capacity of concrete beams containing [81] Rasulo A, Imbimbo M.

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Shear strengthening of reinforced concrete beams using ...

Feb 22, 2019  Moreover, strengthening RC beams with reinforced or non‐reinforced prefabricated UHPFRC plates was also investigated. Results show that UHPFRC plates significantly increased the maximum load capacity, ductility and mid span reinforcement strain of the strengthened RC beams comparing with reference beam failed in shear.

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Shear Behavior of Steel Fiber-Reinforced Concrete Beams ...

Sep 01, 2010  Test results showed that the use of hooked steel fibers in a volume fraction greater than or equal to 0.75% led to multiple diagonal cracking and a substantial increase in shear strength compared to reinforced concrete (RC) beams without stirrup reinforcement. All SFRC beams sustained a peak shear stress of at least 0.33√fc') MPa (4.0√fc ...

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