STEEL CONSTRUCTION ENGINEERING
Online ISSN : 1884-0329
Print ISSN : 1880-9928
ISSN-L : 1880-9928
ANALYTICAL STUDY ON REMAINING PERFORMANCE OF CORROSION DAMAGED CABLE-STAYED STEEL BRIDGE WITH A FEW CABLES
Kunitaro HASHIMOTOHiroyuki HAYASHINaoto KAWABEHironori WATANABEShinsaku SHIMIZU
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JOURNAL FREE ACCESS

2021 Volume 28 Issue 109 Pages 109_103-109_116

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Abstract

Recently, corrosion has been found in cables of cable system bridges. In the case of cable-stayed bridges with a few cables, corrosion may occur to collapse the bridge, therefore it is necessary to evaluate the remaining performance of the bridge. In this study, bridges under service condition are reproduced using FE analysis, and two analyzes are performed. First is corrosion analysis which was carried out reducing the cross section of the cable gradually. Second is loading capacity analysis which was carried out by gradually increasing the load. These two analyzes show the mechanical behavior of the targeted cable-stayed steel bridge with corroded cables.

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© 2021 Japanese Society of Steel Construction
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