Journal of Japan Association for Earthquake Engineering
Online ISSN : 1884-6246
ISSN-L : 1884-6246
Technical Papers
A Validation Study of a Simplified Analysis Method for Rocking Structures Considering Soil Nonlinearity
Hiroto NAKAGAWAHisatoshi KASHIWA
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2024 Volume 24 Issue 5 Pages 5_244-5_253

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Abstract

We implemented a simplified analysis method to capture the seismic behaviors of structures. In the simplified method, the soil-foundation system is replaced by a nonlinear rotational spring, a linear rotational dashpot, and linear horizontal spring and dashpot based on a simplified analysis method introduced by Anastasopoulos and Kontoroupi (2014). In order to investigate the applicability of the simplified method, we compared analysis results with 1-g shaking table tests having a building with a square-shaped spread foundation placed on soft clay soil. This comparison revealed that the simplified method could capture the response of the building during dynamic loading, although it has some limitations.

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© 2024 Japan Association for Earthquake Engineering
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