Limitations of Grundy and Kabaila's Simplified Method and Its Repercussion on the Safety and Serviceability of Successively Shored Building Structures.

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Title: Limitations of Grundy and Kabaila's Simplified Method and Its Repercussion on the Safety and Serviceability of Successively Shored Building Structures.
Authors: Adam, Jose M.1 joadmar@upv.es, Buitrago, Manuel2, Moragues, Juan J.2, Calderón, Pedro A.2
Source: Journal of Performance of Constructed Facilities. Sep2017, Vol. 31 Issue 5, p1-10. 10p.
Subjects: Maintainability (Engineering), Construction safety measures, Reinforced concrete buildings, Shoring & underpinning, Finite element method
Abstract: One of the most critical stages for a structure's safety is its construction process, and this problem is even more acute in buildings with reinforced concrete structures. These structures are usually built by shoring successive floors, so that the most recently poured floor rests on the lower floors by means of shores. It is therefore vitally important to have calculation tools available to estimate the loads to which the shores and slabs will be subjected in each stage of construction. A number of calculation methods have been proposed to date, of which the one proposed by Grundy and Kabaila in 1963 is the best known and most frequently used. This paper analyzes the limitations of Grundy and Kabaila's method by means of a parametric study of finite-element method simulations that identified a large number of situations in which this method presented unsafe results in terms of the estimated loads on slabs. In many situations, therefore, applying this method could gravely affect a building's in-service behavior and durability. The paper's final objectives are to make the reader aware of the limitations of Grundy and Kabaila's method and the need to use the more refined methods that are now available to estimate the loads on shores and slabs in reinforced concrete buildings under construction. [ABSTRACT FROM AUTHOR]
Copyright of Journal of Performance of Constructed Facilities is the property of American Society of Civil Engineers and its content may not be copied or emailed to multiple sites without the copyright holder's express written permission. Additionally, content may not be used with any artificial intelligence tools or machine learning technologies. However, users may print, download, or email articles for individual use. This abstract may be abridged. No warranty is given about the accuracy of the copy. Users should refer to the original published version of the material for the full abstract. (Copyright applies to all Abstracts.)
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DbLabel: Engineering Source
An: 122862082
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PubTypeId: academicJournal
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  Data: Limitations of Grundy and Kabaila's Simplified Method and Its Repercussion on the Safety and Serviceability of Successively Shored Building Structures.
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  Data: <searchLink fieldCode="DE" term="%22Maintainability+%28Engineering%29%22">Maintainability (Engineering)</searchLink><br /><searchLink fieldCode="DE" term="%22Construction+safety+measures%22">Construction safety measures</searchLink><br /><searchLink fieldCode="DE" term="%22Reinforced+concrete+buildings%22">Reinforced concrete buildings</searchLink><br /><searchLink fieldCode="DE" term="%22Shoring+%26+underpinning%22">Shoring & underpinning</searchLink><br /><searchLink fieldCode="DE" term="%22Finite+element+method%22">Finite element method</searchLink>
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  Label: Abstract
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  Data: One of the most critical stages for a structure's safety is its construction process, and this problem is even more acute in buildings with reinforced concrete structures. These structures are usually built by shoring successive floors, so that the most recently poured floor rests on the lower floors by means of shores. It is therefore vitally important to have calculation tools available to estimate the loads to which the shores and slabs will be subjected in each stage of construction. A number of calculation methods have been proposed to date, of which the one proposed by Grundy and Kabaila in 1963 is the best known and most frequently used. This paper analyzes the limitations of Grundy and Kabaila's method by means of a parametric study of finite-element method simulations that identified a large number of situations in which this method presented unsafe results in terms of the estimated loads on slabs. In many situations, therefore, applying this method could gravely affect a building's in-service behavior and durability. The paper's final objectives are to make the reader aware of the limitations of Grundy and Kabaila's method and the need to use the more refined methods that are now available to estimate the loads on shores and slabs in reinforced concrete buildings under construction. [ABSTRACT FROM AUTHOR]
– Name: AbstractSuppliedCopyright
  Label:
  Group: Ab
  Data: <i>Copyright of Journal of Performance of Constructed Facilities is the property of American Society of Civil Engineers and its content may not be copied or emailed to multiple sites without the copyright holder's express written permission. Additionally, content may not be used with any artificial intelligence tools or machine learning technologies. However, users may print, download, or email articles for individual use. This abstract may be abridged. No warranty is given about the accuracy of the copy. Users should refer to the original published version of the material for the full abstract.</i> (Copyright applies to all Abstracts.)
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RecordInfo BibRecord:
  BibEntity:
    Identifiers:
      – Type: doi
        Value: 10.1061/(ASCE)CF.1943-5509.0001038
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      – Code: eng
        Text: English
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        PageCount: 10
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    Subjects:
      – SubjectFull: Maintainability (Engineering)
        Type: general
      – SubjectFull: Construction safety measures
        Type: general
      – SubjectFull: Reinforced concrete buildings
        Type: general
      – SubjectFull: Shoring & underpinning
        Type: general
      – SubjectFull: Finite element method
        Type: general
    Titles:
      – TitleFull: Limitations of Grundy and Kabaila's Simplified Method and Its Repercussion on the Safety and Serviceability of Successively Shored Building Structures.
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            NameFull: Adam, Jose M.
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            NameFull: Buitrago, Manuel
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            NameFull: Moragues, Juan J.
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            NameFull: Calderón, Pedro A.
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          Dates:
            – D: 01
              M: 09
              Text: Sep2017
              Type: published
              Y: 2017
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              Value: 31
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