Benchmark Numerical Model for Progressive Collapse Analysis of RC Beam-Column Sub-Assemblages

The pertinence of the fiber element approach to enable thorough numerical investigation on the potential for progressive collapse of reinforced concrete (RC) frame structures owing to interior column exclusion is examined using twenty-nine RC sub-assemblages with five different test setups and three...

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Main Authors: Bilal El-Ariss, Said Elkholy, Ahmed Shehada
Format: Article
Language:English
Published: MDPI AG 2022-01-01
Series:Buildings
Subjects:
Online Access:https://www.mdpi.com/2075-5309/12/2/122
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author Bilal El-Ariss
Said Elkholy
Ahmed Shehada
author_facet Bilal El-Ariss
Said Elkholy
Ahmed Shehada
author_sort Bilal El-Ariss
collection DOAJ
description The pertinence of the fiber element approach to enable thorough numerical investigation on the potential for progressive collapse of reinforced concrete (RC) frame structures owing to interior column exclusion is examined using twenty-nine RC sub-assemblages with five different test setups and three different test scales. A qualitative examination of the results reveals a good agreement between the test results and the outcomes of the fiber-element-based numerical model using the finite element package SeismoStruct. Moreover, minor discrepancies between the test and numerical data demonstrate the capability of the fiber-element-based model to accurately simulate the behavior of RC elements with various boundary conditions and scales under the context of progressive collapse. Given the costly nature of experimental research, test errors, and the lengthy testing process, the proposed numerical model based on the fiber element approach can be considered a viable option for analyzing structures under progressive collapse due to the interior column exclusion scenario. Engineers and researchers can use the conclusions and comments highlighted in the study as a guide to create accurate models for the analysis of RC structures subjected to progressive collapse.
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spelling doaj.art-4973339e329a4e208292f66f230acc052023-11-23T19:05:17ZengMDPI AGBuildings2075-53092022-01-0112212210.3390/buildings12020122Benchmark Numerical Model for Progressive Collapse Analysis of RC Beam-Column Sub-AssemblagesBilal El-Ariss0Said Elkholy1Ahmed Shehada2Civil and Environmental Engineering Department, United Arab Emirates University, Al Ain 15551, United Arab EmiratesCivil and Environmental Engineering Department, United Arab Emirates University, Al Ain 15551, United Arab EmiratesCivil and Environmental Engineering Department, United Arab Emirates University, Al Ain 15551, United Arab EmiratesThe pertinence of the fiber element approach to enable thorough numerical investigation on the potential for progressive collapse of reinforced concrete (RC) frame structures owing to interior column exclusion is examined using twenty-nine RC sub-assemblages with five different test setups and three different test scales. A qualitative examination of the results reveals a good agreement between the test results and the outcomes of the fiber-element-based numerical model using the finite element package SeismoStruct. Moreover, minor discrepancies between the test and numerical data demonstrate the capability of the fiber-element-based model to accurately simulate the behavior of RC elements with various boundary conditions and scales under the context of progressive collapse. Given the costly nature of experimental research, test errors, and the lengthy testing process, the proposed numerical model based on the fiber element approach can be considered a viable option for analyzing structures under progressive collapse due to the interior column exclusion scenario. Engineers and researchers can use the conclusions and comments highlighted in the study as a guide to create accurate models for the analysis of RC structures subjected to progressive collapse.https://www.mdpi.com/2075-5309/12/2/122progressive collapsefiber-element-based modelnumerical simulationRC sub-assemblagescolumn removal
spellingShingle Bilal El-Ariss
Said Elkholy
Ahmed Shehada
Benchmark Numerical Model for Progressive Collapse Analysis of RC Beam-Column Sub-Assemblages
Buildings
progressive collapse
fiber-element-based model
numerical simulation
RC sub-assemblages
column removal
title Benchmark Numerical Model for Progressive Collapse Analysis of RC Beam-Column Sub-Assemblages
title_full Benchmark Numerical Model for Progressive Collapse Analysis of RC Beam-Column Sub-Assemblages
title_fullStr Benchmark Numerical Model for Progressive Collapse Analysis of RC Beam-Column Sub-Assemblages
title_full_unstemmed Benchmark Numerical Model for Progressive Collapse Analysis of RC Beam-Column Sub-Assemblages
title_short Benchmark Numerical Model for Progressive Collapse Analysis of RC Beam-Column Sub-Assemblages
title_sort benchmark numerical model for progressive collapse analysis of rc beam column sub assemblages
topic progressive collapse
fiber-element-based model
numerical simulation
RC sub-assemblages
column removal
url https://www.mdpi.com/2075-5309/12/2/122
work_keys_str_mv AT bilalelariss benchmarknumericalmodelforprogressivecollapseanalysisofrcbeamcolumnsubassemblages
AT saidelkholy benchmarknumericalmodelforprogressivecollapseanalysisofrcbeamcolumnsubassemblages
AT ahmedshehada benchmarknumericalmodelforprogressivecollapseanalysisofrcbeamcolumnsubassemblages