Flexural Strengthening of Reinforced Concrete Beams Using Valid Strengthening Techniques

This study aims to evaluate the efficiency of strengthening reinforced concrete beams using some valid strengthening materials and techniques. Using concrete layer, reinforced concrete layer and steel plates are investigated in this research. Experiments on strengthening beam samples of dimensions 1...

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Main Author: Bashandy Alaa A.
Format: Article
Language:English
Published: Polish Academy of Sciences 2013-09-01
Series:Archives of Civil Engineering
Subjects:
Online Access:http://www.degruyter.com/view/j/ace.2013.59.issue-3/ace-2013-0015/ace-2013-0015.xml?format=INT
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author Bashandy Alaa A.
author_facet Bashandy Alaa A.
author_sort Bashandy Alaa A.
collection DOAJ
description This study aims to evaluate the efficiency of strengthening reinforced concrete beams using some valid strengthening materials and techniques. Using concrete layer, reinforced concrete layer and steel plates are investigated in this research. Experiments on strengthening beam samples of dimensions 100x150x1100mm are performed. Samples are divided in to three groups. Group “A” is strengthened using 2cm thickness concrete layer only (two types). Group “B” is strengthened using 2cm thickness concrete layer reinforced with meshes (steel and plastic). Group “C” is strengthened using steel plates. The initial cracking load, ultimate load and crack pattern of tested beams are illustrated. The experimental results show that for group A and B, the ultimate strength, stiffness, ductility, and failure mode of RC beams, with the same thickness strengthening layer applied, will be affected by the mesh type, type of concrete layer. While for group C, these parameters affected by the fixation technique and adhesion type.
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spelling doaj.art-f99ae429b9214a36a2b5987aa8b284802022-12-22T00:41:24ZengPolish Academy of SciencesArchives of Civil Engineering1230-29452013-09-0159327529310.2478/ace-2013-0015ace-2013-0015Flexural Strengthening of Reinforced Concrete Beams Using Valid Strengthening TechniquesBashandy Alaa A.0Civil Engineering Department, Faculty of Engineering Science, Sinai University, EgyptThis study aims to evaluate the efficiency of strengthening reinforced concrete beams using some valid strengthening materials and techniques. Using concrete layer, reinforced concrete layer and steel plates are investigated in this research. Experiments on strengthening beam samples of dimensions 100x150x1100mm are performed. Samples are divided in to three groups. Group “A” is strengthened using 2cm thickness concrete layer only (two types). Group “B” is strengthened using 2cm thickness concrete layer reinforced with meshes (steel and plastic). Group “C” is strengthened using steel plates. The initial cracking load, ultimate load and crack pattern of tested beams are illustrated. The experimental results show that for group A and B, the ultimate strength, stiffness, ductility, and failure mode of RC beams, with the same thickness strengthening layer applied, will be affected by the mesh type, type of concrete layer. While for group C, these parameters affected by the fixation technique and adhesion type.http://www.degruyter.com/view/j/ace.2013.59.issue-3/ace-2013-0015/ace-2013-0015.xml?format=INTstrengtheningReinforcing meshSteel plateReinforcedConcreteBeam
spellingShingle Bashandy Alaa A.
Flexural Strengthening of Reinforced Concrete Beams Using Valid Strengthening Techniques
Archives of Civil Engineering
strengthening
Reinforcing mesh
Steel plate
Reinforced
Concrete
Beam
title Flexural Strengthening of Reinforced Concrete Beams Using Valid Strengthening Techniques
title_full Flexural Strengthening of Reinforced Concrete Beams Using Valid Strengthening Techniques
title_fullStr Flexural Strengthening of Reinforced Concrete Beams Using Valid Strengthening Techniques
title_full_unstemmed Flexural Strengthening of Reinforced Concrete Beams Using Valid Strengthening Techniques
title_short Flexural Strengthening of Reinforced Concrete Beams Using Valid Strengthening Techniques
title_sort flexural strengthening of reinforced concrete beams using valid strengthening techniques
topic strengthening
Reinforcing mesh
Steel plate
Reinforced
Concrete
Beam
url http://www.degruyter.com/view/j/ace.2013.59.issue-3/ace-2013-0015/ace-2013-0015.xml?format=INT
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