Proceedings of the JSCE Earthquake Engineering Symposium
Online ISSN : 1884-846X
ISSN-L : 1880-4624
THE SEISMIC RESPONSE CHARACTERISTICS OF THE SURFACE GROUND AND THE STRUCTURES ASSESSED BY MICROTREMOR MEASUREMENT - THE 2006 MID JAVA EARTHQUAKE-
Kenichi SUZUKITakahiro IWATATEMitsutoshi YOSHIMINEYoshiya ODA
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2007 Volume 29 Pages 30-39

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Abstract
We conducted microtremor measurements in areas devastated by the May 2006 Mid Java Earthquake in order to estimate the correlation between the result of measurements and damage. We showed that we could estimate the seismic response characteristics of the surface ground over the huge area and there was strong correlation between those two overall. The reason why we could not see some correlation in a particular area is seemed to be because of the source property and the propagation property. In a landslide region, we could roughly estimate the amount of sliding soil mass by using quarter-wavelength method. Besides, we could estimate the seismic response characteristics of some structures: historic architecture, dam and typical house (brick masonry), and as the result, we showed that there was a possibility that resonance would happen during earthquake.
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© by Japan Society of Civil Engineers
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