Optimum Location And Bracing System As Alternative To Shear Walls For Retrofitting Of RC Buildings Against Seismic Loading

The defective structures must be retrofitted to resist the effects of earthquakes due to the potential risks connected with reinforced concrete structures designed in many parts of the world in accordance with codes that are now proven to guarantee insufficient safety against seismic loads. Typicall...

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Main Authors: Hogr Z. Hassan, Najmadeen M. Saeed, Barham A. Haydar
Format: Article
Language:English
Published: Tishk International University 2023-06-01
Series:Eurasian Journal of Science and Engineering
Subjects:
Online Access:https://eajse.tiu.edu.iq/submit/article/optimum-location-and-bracing-system-as-alternative-to-shear-walls-for-retrofitting-of-rc-buildings-against-seismic-loading
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author Hogr Z. Hassan
Najmadeen M. Saeed
Barham A. Haydar
author_facet Hogr Z. Hassan
Najmadeen M. Saeed
Barham A. Haydar
author_sort Hogr Z. Hassan
collection DOAJ
description The defective structures must be retrofitted to resist the effects of earthquakes due to the potential risks connected with reinforced concrete structures designed in many parts of the world in accordance with codes that are now proven to guarantee insufficient safety against seismic loads. Typically, shear walls or steel bracing are utilized to boost the seismic strength of framed structures. This paper discusses the possibility of using braces in two different conditions, the first one is in retrofitting already constructed structures that don’t have sufficient strength against seismic loading, and the second one is the possibility of using braces instead of shear walls in designing non constructed reinforced concrete structures for economical purposes. Different bracing systems in different locations compared with reinforced concrete shear walls in affecting the structural properties of the 10-story square building. Using bracing in the interior frames of buildings was also considered. The results show that different bracing systems have different responses for structural properties such as story displacement, base shear and fundamental time period. The results are significant for detecting the best bracing system to use instead of shear walls reflecting for the two mentioned scenarios as well as considering their locations on the building.
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spelling doaj.art-a7a770a4930f4a018685ac6c7b7ecbc02023-07-31T10:01:02ZengTishk International UniversityEurasian Journal of Science and Engineering2414-56292414-56022023-06-0192658210.23918/eajse.v9i3p6Optimum Location And Bracing System As Alternative To Shear Walls For Retrofitting Of RC Buildings Against Seismic LoadingHogr Z. Hassan0Najmadeen M. Saeed1Barham A. Haydar2Civil Engineering Department, Faculty of Engineering, University of Raparin, Rania- IraqCivil Engineering Department, Faculty of Engineering, Tishk International University, Erbil- Iraq Civil Engineering Department, Faculty of Engineering, Tishk International University, Erbil- Iraq The defective structures must be retrofitted to resist the effects of earthquakes due to the potential risks connected with reinforced concrete structures designed in many parts of the world in accordance with codes that are now proven to guarantee insufficient safety against seismic loads. Typically, shear walls or steel bracing are utilized to boost the seismic strength of framed structures. This paper discusses the possibility of using braces in two different conditions, the first one is in retrofitting already constructed structures that don’t have sufficient strength against seismic loading, and the second one is the possibility of using braces instead of shear walls in designing non constructed reinforced concrete structures for economical purposes. Different bracing systems in different locations compared with reinforced concrete shear walls in affecting the structural properties of the 10-story square building. Using bracing in the interior frames of buildings was also considered. The results show that different bracing systems have different responses for structural properties such as story displacement, base shear and fundamental time period. The results are significant for detecting the best bracing system to use instead of shear walls reflecting for the two mentioned scenarios as well as considering their locations on the building.https://eajse.tiu.edu.iq/submit/article/optimum-location-and-bracing-system-as-alternative-to-shear-walls-for-retrofitting-of-rc-buildings-against-seismic-loadingretrofittingseismic loadingsteel bracingstory displacementbase shearfundamental time period
spellingShingle Hogr Z. Hassan
Najmadeen M. Saeed
Barham A. Haydar
Optimum Location And Bracing System As Alternative To Shear Walls For Retrofitting Of RC Buildings Against Seismic Loading
Eurasian Journal of Science and Engineering
retrofitting
seismic loading
steel bracing
story displacement
base shear
fundamental time period
title Optimum Location And Bracing System As Alternative To Shear Walls For Retrofitting Of RC Buildings Against Seismic Loading
title_full Optimum Location And Bracing System As Alternative To Shear Walls For Retrofitting Of RC Buildings Against Seismic Loading
title_fullStr Optimum Location And Bracing System As Alternative To Shear Walls For Retrofitting Of RC Buildings Against Seismic Loading
title_full_unstemmed Optimum Location And Bracing System As Alternative To Shear Walls For Retrofitting Of RC Buildings Against Seismic Loading
title_short Optimum Location And Bracing System As Alternative To Shear Walls For Retrofitting Of RC Buildings Against Seismic Loading
title_sort optimum location and bracing system as alternative to shear walls for retrofitting of rc buildings against seismic loading
topic retrofitting
seismic loading
steel bracing
story displacement
base shear
fundamental time period
url https://eajse.tiu.edu.iq/submit/article/optimum-location-and-bracing-system-as-alternative-to-shear-walls-for-retrofitting-of-rc-buildings-against-seismic-loading
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AT najmadeenmsaeed optimumlocationandbracingsystemasalternativetoshearwallsforretrofittingofrcbuildingsagainstseismicloading
AT barhamahaydar optimumlocationandbracingsystemasalternativetoshearwallsforretrofittingofrcbuildingsagainstseismicloading