Strength evaluation for a corroded damaged steel girder end considering its collapse mechanism

M. Usukura*, T. Yamaguchi, Y. Suzuki, Y. Mitsugi

*Corresponding author for this work

Research output: Contribution to conferencePaperpeer-review

6 Scopus citations

Abstract

In this study, FE analysis for the girder ends with corrosion has been carried out in order to understand the collapse process and to evaluate its ultimate strength. At first, the strength of the girder end with various corroded damages is evaluated based on the current design standards, "Specifications for Highway Bridges in Japan". Secondly, these collapse mechanism are analyzed from the analytical results, such as shapes of the deformation mode, stress distribution, and load-deflection relationships and so on. Finally, we had summarized a flow diagram of a process of failure mode and the limit strength such as elastic, full-plastic and ultimate limit states taking into account for local buckling.

Original languageEnglish
StatePublished - 2013
Event13th East Asia-Pacific Conference on Structural Engineering and Construction, EASEC 2013 - Sapporo, Japan
Duration: 2013/09/112013/09/13

Conference

Conference13th East Asia-Pacific Conference on Structural Engineering and Construction, EASEC 2013
Country/TerritoryJapan
CitySapporo
Period2013/09/112013/09/13

Keywords

  • Collapse mechanism
  • Corrosion of girder ends
  • Ultimate strength evaluation

ASJC Scopus subject areas

  • Civil and Structural Engineering
  • Building and Construction

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