AIJ Journal of Technology and Design
Online ISSN : 1881-8188
Print ISSN : 1341-9463
ISSN-L : 1341-9463
Structures
STRUCTURAL PERFORMANCE OF PRECAST PRESTRESSED CONCRETE BEAM WITH PARTIAL UNBONDED TENDON CONSIDERING REPAIR
Kiwoong JINRiku OTAChikako NEGISHIHiroshi TACHIBANA
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2024 Volume 30 Issue 74 Pages 142-147

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Abstract

Unbonded PCaPC structure has the potential advantage of being able to repair or replace damaged parts or members. Therefore, in this study, previous experiment specimens were repaired and structural performances of the specimens before and after repair were experimentally investigated. From the experiments, there was no significant difference in the structural performance between those specimens, and almost all structural capacity was restored by the repairing methods conducted in this study. The maximum strength evaluation method was also proposed based on a macro model, and the calculations showed reasonable agreement with the experiments.

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© 2024, Architectural Institute of Japan
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