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•ÅF 2349-2354•Å
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ŒfÚŽGŽi‰pjF THE EARTHQUAKE ENGINEERING SYMPOSIUM PROCEEDINGS
’˜ŽÒi‰pjF Hitoshi Suwa, Shinichi Yoshida, Arihide Nobata, Matsutaro Seki
ƒ^ƒCƒgƒ‹i‰pjF CHARACTERISTICS OF SEISMIC RISK FOR MULTIPLE BUILDINGS
´˜^i‰pjF The purpose of this paper is to quantitatively evaluate portfolio seismic risk, which indicates the seismic risk with respect to multiple buildings located at scattered construction sites, through a set of scenario earthquakes in and around Japan. For a simple example, portfolio seismic risk in terms of five story R/C buildings, which are located in Tokyo, Osaka and Sendai respectively, is calculated through the proposed method. As a result, it is confirmed that the effect of risk dispersion by taking advantage of portfolio considerably depends on the checking level of annual exceedance probability of seismic loss ratio.
ƒL[ƒ[ƒhi‰pjF scenario earthquakes; seismic risk curve; seismic portfolio ; probable maximum loss (PML)
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