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VolF37Šª
”NF 2001”N
•ÅF 17-29•Å
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ŒfÚŽGŽi‰pjF CONCRETE LIBRARY INTERNATIONAL
’˜ŽÒi‰pjF Motoyuki SUZUKI, Mitsuyoshi AKIYAMA, Shinsuke TANA
ƒ^ƒCƒgƒ‹i‰pjF A PROPOSAL FOR THE RATIONAL SEISMIC DESIGN OF RC 2-STORY RIGID-FRAME VIADUCTS IN CONSIDERATION OF THE YIELD PROCESS
´˜^i‰pjF Time-history earthquake response analysis is carried out to study the impact of the member yield process on the seismic performance of RC 2-story rigid-frame viaducts with the stiffness of the columns and cross-beams as parameters. Next, the equal energy assumption is applied to the relationship between lateral force and top-end displacement, as obtained through static non-linear analysis of a viaduct, as a way to study the conformity of the non-linear maximum response displacement that was approximated with the maximum response displacement obtained from dynamic analysis. Finally, a simple and practical seismic design method for such 2-story rigid-frame viaducts is proposed on the basis of this static non-linear analysis taking into account the member yield process.
ƒL[ƒ[ƒhi‰pjF RC 2-story viaduct, yield process, static analysis, equal energy assumption, seismic design
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