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Behaviour of reinforced concrete beams strengthened by ...

Jan 01, 1997  The concept of retro-fitting external unbonded reinforcement to strengthen simply supported beams deficient in flexural capacity developed from observations on behaviour of reinforced concrete beams when reinforcement was exposed during structural repair.

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Behaviour of Reinforced Concrete Beams with Duct Openings ...

strengthening of reinforced concrete structures. The advantage of using steel fibres over the traditional strengthening techniques is the ease of handling and preventing the local cracks. II. RELATED WORKS Saadatmanesh et.al (1992) [1] investigated the behaviour of reinforced concrete beams strengthened with GFRP plates.

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(PDF) Behavior of Reinforced Concrete Beams Strengthened ...

Jul 05, 2021  This paper presents an experimental investigation on the behavior of reinforced concrete beams subjected to combined bending and torsion, strengthened by using externally bonded glass fiber ...

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(PDF) Behavior of Reinforced Concrete Beams Strengthened ...

The experiments investigated the shear behaviour of reinforced concrete beams strengthened by the attachment of different configurations and quantities of CFRP using epoxy adhesives. Two types of ...

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Flexural behaviour of reinforced concrete beams ...

Oct 01, 2007  Abstract. This paper investigates the flexural behaviour of reinforced concrete beams strengthened using Carbon Fibre Reinforced Polymers (CFRP) sheets. The effect of reinforcing bar ratio ρ on the flexural strength of the strengthened beams is examined. Twelve concrete beam specimens with dimensions of 150 mm width, 200 mm height, and 2000 mm ...

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Flexural behavior of reinforced concrete beams ...

Nov 10, 2018  Abstract. Highly ductile fibre reinforced concrete (HDC) and reactive powder concrete (RPC) are characterized by tensile strain-hardening behavior and ultrahigh strength, respectively. This paper investigates the flexural behavior of reinforced concrete beams strengthened by HDC and RPC in the tension and compressive zones.

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[PDF] Behavior of Reinforced Concrete Beams Strengthened ...

Behavior of Reinforced Concrete Beams Strengthened by CFRP and Wire Rope. The current research aims to study the effect of static loads on concrete beams strengthened by wire rope. Each beam was subjected to a central concentrated load with an average loading speed of 1 kN/min. The use of steel wire rope has been suggested as a new economical ...

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(PDF) Behavior of Reinforced Concrete Beams Strengthened ...

13. ASTM C1018, Standard Test Method for Flexural Toughness and First-Crack Strength of Fiber-Reinforced Concrete, 2004, Annual Book of ASTM Standards. p. 1-8. 14. Al-Sulayfani, B.J. and R.S. Mohammed., Studying Flexural Behavior of Reinforced Concrete Beams Strengthened with Different Lengths of FRP Strips by Using NSM Techniqu.

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Behavior of Reinforced Concrete Beams Strengthened by

concrete beams strengthened by external prestressed FRP laminates, and their behavior under freeze-thaw cycles [12]. Strengthening by wire rope is an emerging technique that is being investigated.

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THEORETICAL STUDY OF THE BEHAVIOUR OF REINFORCED CONCRETE ...

Jun 17, 2015  theoretical study of the behaviour of reinforced concrete beams strengthened by externally bonded steel plates. Authors: T M ROBERTS , H HAJI KAZEMI , D J OEHLERS Source: Proceedings of the Institution of Civil Engineers, Volume 87, Issue 4 , 1 Dec 1989 (651–663)

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Shear Behavior of Reinforced Concrete Beams Strengthened ...

Nov 16, 2016  The purpose of this study was to develop a new strengthening material that increases the shear strength and improves the deformation capacity of reinforced concrete (RC) beam members. A new composite material named epoxy mortar with steel fiber (EMSF) was prepared by inserting steel fibers into an epoxy mortar to provide the new strengthening ...

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Behavior of reinforced concrete columns strengthened by ...

Behavior of reinforced concrete columns strengthened by steel jacket Mahmoud F. Belal a, Hatem M. Mohamed b,*, Sherif A. Morad b a Higher Technological Institute, 10th of Ramadan City, Egypt b Faculty of Engineering, Cairo University, Cairo, Egypt Received 29 December 2013; revised 5 May 2014; accepted 19 May 2014

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Experimental evaluation of factors affecting the behaviour ...

Aug 01, 2021  All the twelve RC beams tested in the laboratory spanned 1300 mm clear, and had a cross-section of 150 mm width and 200 mm height. The concrete properties and area of steel reinforcement were the same for all the beams; two bars of 8 mm diameter were provided at the top and two bars of 12 mm diameter at the bottom, as shown in Fig. 1.The shear reinforcement consisted of

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Effect of TRC and F/TRC Strengthening on the Cracking ...

An experimental campaign was performed to assess the cracking behaviour of reinforced concrete beams strengthened with different typologies of Textile-Reinforced Concrete. The specimens were monitored using Digital Image Correlation (DIC) technology in order to obtain a quantitative evaluation of the evolution of the crack pattern throughout ...

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Frontiers Flexural Behavior of Reinforced Concrete Beams ...

Aug 21, 2020  Citation: Zhu C-J, Fang S, Ng PL, Pundienė I and Chen J-J (2020) Flexural Behavior of Reinforced Concrete Beams Strengthened by Textile Reinforced Magnesium Potassium Phosphate Cement Mortar. Front. Mater. 7:272. doi: 10.3389/fmats.2020.00272. Received: 31 May 2020; Accepted: 21 July 2020; Published: 21 August 2020.

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An Experimental Investigation on Flexural Behavior of ...

H. Huang and W.-W. Wang, “Fatigue behavior of reinforced concrete beams strengthened with externally bonded prestressed CFRP sheets,” Journal of Composites for Construction, vol. 21, no. 3, article 04016108, 2017. View at: Publisher Site Google Scholar

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(PDF) Behavior of Reinforced Concrete Beams Strengthened ...

13. ASTM C1018, Standard Test Method for Flexural Toughness and First-Crack Strength of Fiber-Reinforced Concrete, 2004, Annual Book of ASTM Standards. p. 1-8. 14. Al-Sulayfani, B.J. and R.S. Mohammed., Studying Flexural Behavior of Reinforced Concrete Beams Strengthened with Different Lengths of FRP Strips by Using NSM Techniqu.

Get price

Behavior of Reinforced Concrete Beams Strengthened by

concrete beams strengthened by external prestressed FRP laminates, and their behavior under freeze-thaw cycles [12]. Strengthening by wire rope is an emerging technique that is being investigated.

Get price

(PDF) Behavior of Reinforced Concrete Beams Strengthened ...

The experiments investigated the shear behaviour of reinforced concrete beams strengthened by the attachment of different configurations and quantities of CFRP using epoxy adhesives. Two types of ...

Get price

THEORETICAL STUDY OF THE BEHAVIOUR OF REINFORCED CONCRETE ...

Jun 17, 2015  theoretical study of the behaviour of reinforced concrete beams strengthened by externally bonded steel plates. Authors: T M ROBERTS , H HAJI KAZEMI , D J OEHLERS Source: Proceedings of the Institution of Civil Engineers, Volume 87, Issue 4 , 1 Dec 1989 (651–663)

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(PDF) Behavior of reinforced concrete beams strengthened ...

beams strengthened with hybrid carbon-glass fiber-reinforced polymer [22] Xiong G, Yang J, Ji Z. Behavior of reinforced concrete beams strengthened with sheets. ACI Struct J 2011;108(1):90–8. externally bonded hybrid carbon fiber-glass fiber sheets. J Compos Constr [26] ACI Committee 440.

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Structural behaviour of reinforced concrete beams ...

Dec 03, 2012  The development of synthetic adhesives based on epoxy resins has opened new possibilities for bonding structural materials together. The present work was concerned with the use of epoxy resins to strengthen reinforced concrete beams by externally bonded steel plates. It was found in the first part that the assessment of the properties of the epoxy adhesive is of paramount

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Behavior of reinforced concrete columns strengthened by ...

Behavior of reinforced concrete columns strengthened by steel jacket Mahmoud F. Belal a, Hatem M. Mohamed b,*, Sherif A. Morad b a Higher Technological Institute, 10th of Ramadan City, Egypt b Faculty of Engineering, Cairo University, Cairo, Egypt Received 29 December 2013; revised 5 May 2014; accepted 19 May 2014

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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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Experimental and Numerical Investigation of Shear Behavior ...

Jan 25, 2019  This paper presents a study on the shear behavior of reinforced concrete (RC) beams strengthened by jacketing the surfaces of the beams using ultra-high performance fiber reinforced concrete (UHPC). The surfaces of the RC beams were prepared by sandblasting and UHPC was cast in situ over the surfaces of RC beams. The beams were strengthened using two different strengthening

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Flexural Behavior of Concrete Beam Strengthened by Near ...

J. Y. Kang, Y. H. Park, J. S. Park, Y. J. You, and W. T. Jung, “Analytical evaluation of RC beams strengthened with near surface mounted CFRP laminates,” in Proceedings of the 7th International Symposium on Fiber-Reinforced Polymer Reinforcement for Reinforced Concrete Structures (FRPRCS '05), November 2005. View at: Google Scholar

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Effect of TRC and F/TRC Strengthening on the Cracking ...

An experimental campaign was performed to assess the cracking behaviour of reinforced concrete beams strengthened with different typologies of Textile-Reinforced Concrete. The specimens were monitored using Digital Image Correlation (DIC) technology in order to obtain a quantitative evaluation of the evolution of the crack pattern throughout ...

Get price

(PDF) Behavior of Reinforced Concrete Beams Strengthened ...

Behavior of reinforced concrete beams strengthened with externally bonded hybrid fiber reinforced polymer systems Rami A. Hawileh, Hayder A. Rasheed, Jamal A. Abdalla, and Adil K. Al-Tamimi How to cite this manuscript If you make reference to this version of the manuscript, use the following information: Hawileh, R. A., Rasheed, H. A., Abdalla ...

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Flexural Behavior of R/C Beams Strengthened with Carbon ...

Their resistance to electro-chemical corrosion, high strength-to-weight ratio, larger creep strain, fatigue resistance, and nonmagnetic and nonmetallic properties make carbon fiber reinforced polymer (CFRP) composites a viable alternative to bonding of steel plates in repair and rehabilitation of reinforced concrete structures. The objective of this investigation is to study the effectiveness ...

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Long-term behavior of reinforced concrete beams ...

Long-term behavior of reinforced concrete beams strengthened by iron-based shape memory alloy strips Moslem SHAHVERDI 1,2 and Christoph CZADERSKI 1 1 Empa, Structural Engineering, Dübendorf, Switzerland 2 School of Civil Engineering, University of Tehran, Iran Contact e-mail: [email protected]

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