<b>Punching strength of RC slabs with asymmetric point loads

This paper presents results of tests on 18 one-way reinforced concrete slabs under point loads having as main variable the transverse flexural reinforcement ratio, the loading position and the width of the slab. The response of the slabs is described and discussed in terms of deflections, strains of...

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Main Authors: Mauricio de Pina Ferreira, Paulo Víctor Prazeres Sacramento, Aarão Ferreira Lima Neto, Marcelo Rassy Teixeira, Dênio Ramam Carvalho de Oliveira
Format: Article
Language:English
Published: Universidade Estadual de Maringá 2016-01-01
Series:Acta Scientiarum: Technology
Subjects:
Online Access:http://186.233.154.254/ojs/index.php/ActaSciTechnol/article/view/27305
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author Mauricio de Pina Ferreira
Paulo Víctor Prazeres Sacramento
Aarão Ferreira Lima Neto
Marcelo Rassy Teixeira
Dênio Ramam Carvalho de Oliveira
author_facet Mauricio de Pina Ferreira
Paulo Víctor Prazeres Sacramento
Aarão Ferreira Lima Neto
Marcelo Rassy Teixeira
Dênio Ramam Carvalho de Oliveira
author_sort Mauricio de Pina Ferreira
collection DOAJ
description This paper presents results of tests on 18 one-way reinforced concrete slabs under point loads having as main variable the transverse flexural reinforcement ratio, the loading position and the width of the slab. The response of the slabs is described and discussed in terms of deflections, strains of the concrete and of rebars, cracking pattern, failure modes and failure loads. Experimental results are also used to discuss and evaluate theoretical treatments presented by American Concrete Institute 318 (ACI, 2014) and Eurocode 2 (Comité Européen de Normalisation [CEN], 2005). All slabs failed by punching shear and results indicate that the recommendations presented by the codes are conservative, especially those related to the prediction of one-way shear resistance of reinforced concrete flat slabs.
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spelling doaj.art-bf9082109fae40849e7ac60d8e0b2b6a2022-12-22T03:13:53ZengUniversidade Estadual de MaringáActa Scientiarum: Technology1806-25631807-86642016-01-01381718010.4025/actascitechnol.v38i1.2730513023<b>Punching strength of RC slabs with asymmetric point loadsMauricio de Pina Ferreira0Paulo Víctor Prazeres Sacramento1Aarão Ferreira Lima Neto2Marcelo Rassy Teixeira3Dênio Ramam Carvalho de Oliveira4Universidade Federal do ParáUniversidade Federal do ParáUniversidade Federal do ParáUniversidade Federal do ParáUniversidade Federal do ParáThis paper presents results of tests on 18 one-way reinforced concrete slabs under point loads having as main variable the transverse flexural reinforcement ratio, the loading position and the width of the slab. The response of the slabs is described and discussed in terms of deflections, strains of the concrete and of rebars, cracking pattern, failure modes and failure loads. Experimental results are also used to discuss and evaluate theoretical treatments presented by American Concrete Institute 318 (ACI, 2014) and Eurocode 2 (Comité Européen de Normalisation [CEN], 2005). All slabs failed by punching shear and results indicate that the recommendations presented by the codes are conservative, especially those related to the prediction of one-way shear resistance of reinforced concrete flat slabs.http://186.233.154.254/ojs/index.php/ActaSciTechnol/article/view/27305one-way slabspunchingshearasymmetric loading
spellingShingle Mauricio de Pina Ferreira
Paulo Víctor Prazeres Sacramento
Aarão Ferreira Lima Neto
Marcelo Rassy Teixeira
Dênio Ramam Carvalho de Oliveira
<b>Punching strength of RC slabs with asymmetric point loads
Acta Scientiarum: Technology
one-way slabs
punching
shear
asymmetric loading
title <b>Punching strength of RC slabs with asymmetric point loads
title_full <b>Punching strength of RC slabs with asymmetric point loads
title_fullStr <b>Punching strength of RC slabs with asymmetric point loads
title_full_unstemmed <b>Punching strength of RC slabs with asymmetric point loads
title_short <b>Punching strength of RC slabs with asymmetric point loads
title_sort b punching strength of rc slabs with asymmetric point loads
topic one-way slabs
punching
shear
asymmetric loading
url http://186.233.154.254/ojs/index.php/ActaSciTechnol/article/view/27305
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AT paulovictorprazeressacramento bpunchingstrengthofrcslabswithasymmetricpointloads
AT aaraoferreiralimaneto bpunchingstrengthofrcslabswithasymmetricpointloads
AT marcelorassyteixeira bpunchingstrengthofrcslabswithasymmetricpointloads
AT denioramamcarvalhodeoliveira bpunchingstrengthofrcslabswithasymmetricpointloads