Dynamic soil-pile interaction under earthquake events
Large superstructures such as tall buildings, important structures and bridges sometimes are founded on fluvial and alluvial soil deposits. The pile supported structures response subjected to earthquake events strongly affected by the dynamic behavior of the soil-pile interaction (SPI). The destruct...
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Format: | Conference or Workshop Item |
Published: |
2013
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Online Access: | http://eprints.utm.my/id/eprint/34365/ http://www.cjasr.com/volumesandissues/issued-articles/2013/99-2013-03/aicce-12-giz-12/145-aicce-12-giz-12-40 |
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Summary: | Large superstructures such as tall buildings, important structures and bridges sometimes are founded on fluvial and alluvial soil deposits. The pile supported structures response subjected to earthquake events strongly affected by the dynamic behavior of the soil-pile interaction (SPI). The destruction of the pile-supported superstructures has raised the attention to the SSI underlying concerns. In this paper, an attempt is made to evaluate the influences of the laterally seismic excitations on the lateral response of flexible piles owing to the kinematic and the inertial interaction in the SPI. In the present approach, the nonlinear beam on Winkler foundation (BNWF) is incorporated into a finite element analyses program to calculate the piles response. The static p-y curves are implemented to simulate the soil reactions within the frame of Winkler method. The material damping was included in this method. The results obtained of the equivalent linear method of the site response analyses are utilized as the input motions. The computed responses have been shown that this approach can be used for estimating the soil-pile interaction effects on the system seismic behavior. |
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