A New Punching Shear Equation of Normal and High Strength Reinforced Concrete Flat Slabs

The aims of this study is to present a new simple accurate equation to determine the punching shear strength of normal and high strength reinforced concrete flat slabs. The punching shear strength prediction of the proposed equation is compared with the experimental data collected from 58 experimen...

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Main Authors: Haider K. Ammash, Muhammad Jawad Kadhim, Dunya Sahib Ellk
Format: Article
Language:Arabic
Published: Mustansiriyah University/College of Engineering 2012-12-01
Series:Journal of Engineering and Sustainable Development
Subjects:
Online Access:https://jeasd.uomustansiriyah.edu.iq/index.php/jeasd/article/view/1140
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author Haider K. Ammash
Muhammad Jawad Kadhim
Dunya Sahib Ellk
author_facet Haider K. Ammash
Muhammad Jawad Kadhim
Dunya Sahib Ellk
author_sort Haider K. Ammash
collection DOAJ
description The aims of this study is to present a new simple accurate equation to determine the punching shear strength of normal and high strength reinforced concrete flat slabs. The punching shear strength prediction of the proposed equation is compared with the experimental data collected from 58 experimental cases. The proposed equation takes into account some effects such as concrete compressive strength, slab depth, slab tension reinforcement ratio at the critical section, shape and dimension of column, and the position of critical section. The proposed equation gives a better agreement with experimental data than AS3600, CEB-FIP MC-90, ECP, ACI-318, and BS-8110. It is noticed that the tension reinforcement ratio has an effect on the punching shear strength where increasing the tension reinforcement ratio from (0.6%) to (2.2%) increase the strength of punching shear strength by (17%).
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spelling doaj.art-770a06d899684523a48306d476da98962022-12-22T02:29:50ZaraMustansiriyah University/College of EngineeringJournal of Engineering and Sustainable Development2520-09172520-09252012-12-01164A New Punching Shear Equation of Normal and High Strength Reinforced Concrete Flat SlabsHaider K. Ammash0Muhammad Jawad Kadhim1Dunya Sahib Ellk2Civil Eng. Dept., Engineering College, University of Al-Qadisyia, Al-Qadisyia, Iraq Civil Engineering Dept., College of Engineering, Babylon University, Babylon, IraqHighway & Transportation Engineering Department, Al-Mustansiriyah University, Baghdad, Iraq The aims of this study is to present a new simple accurate equation to determine the punching shear strength of normal and high strength reinforced concrete flat slabs. The punching shear strength prediction of the proposed equation is compared with the experimental data collected from 58 experimental cases. The proposed equation takes into account some effects such as concrete compressive strength, slab depth, slab tension reinforcement ratio at the critical section, shape and dimension of column, and the position of critical section. The proposed equation gives a better agreement with experimental data than AS3600, CEB-FIP MC-90, ECP, ACI-318, and BS-8110. It is noticed that the tension reinforcement ratio has an effect on the punching shear strength where increasing the tension reinforcement ratio from (0.6%) to (2.2%) increase the strength of punching shear strength by (17%). https://jeasd.uomustansiriyah.edu.iq/index.php/jeasd/article/view/1140flat slabsreinforced concretepunching shear strengthhigh strength concrete
spellingShingle Haider K. Ammash
Muhammad Jawad Kadhim
Dunya Sahib Ellk
A New Punching Shear Equation of Normal and High Strength Reinforced Concrete Flat Slabs
Journal of Engineering and Sustainable Development
flat slabs
reinforced concrete
punching shear strength
high strength concrete
title A New Punching Shear Equation of Normal and High Strength Reinforced Concrete Flat Slabs
title_full A New Punching Shear Equation of Normal and High Strength Reinforced Concrete Flat Slabs
title_fullStr A New Punching Shear Equation of Normal and High Strength Reinforced Concrete Flat Slabs
title_full_unstemmed A New Punching Shear Equation of Normal and High Strength Reinforced Concrete Flat Slabs
title_short A New Punching Shear Equation of Normal and High Strength Reinforced Concrete Flat Slabs
title_sort new punching shear equation of normal and high strength reinforced concrete flat slabs
topic flat slabs
reinforced concrete
punching shear strength
high strength concrete
url https://jeasd.uomustansiriyah.edu.iq/index.php/jeasd/article/view/1140
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