Influence of soil structure interaction on the 4th story building

Design structure generally is carried out using fixed-based restraints, which assume soil is infinitely rigid. The soil has a certain rigidity and can deform a structure commonly called soil structure interaction (SSI). However, practitioners rarely consider interaction between soil and structural s...

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Main Authors: Kurniawandy Alex, Dayu Tiara Cindy, Aryanti Riza, Aminsyah Muhammad
Format: Article
Language:English
Published: EDP Sciences 2025-01-01
Series:E3S Web of Conferences
Online Access:https://www.e3s-conferences.org/articles/e3sconf/pdf/2025/04/e3sconf_icdm2024_13003.pdf
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author Kurniawandy Alex
Dayu Tiara Cindy
Aryanti Riza
Aminsyah Muhammad
author_facet Kurniawandy Alex
Dayu Tiara Cindy
Aryanti Riza
Aminsyah Muhammad
author_sort Kurniawandy Alex
collection DOAJ
description Design structure generally is carried out using fixed-based restraints, which assume soil is infinitely rigid. The soil has a certain rigidity and can deform a structure commonly called soil structure interaction (SSI). However, practitioners rarely consider interaction between soil and structural systems because of their high complexity and long computing time. The SSI reviews need to be carried out to obtain a more accurate analysis according to original conditions in the soil. The study aims to identify structural behavior with consideration of SSI in a case study of the 4th-story building in Pekanbaru. Structural analysis is done linearly using response spectrum analysis and nonlinear pushover analysis. Modeling was made into two types: model 1 using fixed base and model 2 using spring located on the points along the pile foundation as a representation of SSI. The analysis results show the natural period increases by 20% in the X direction and 18% in Y. The base shear decreases by 18% in the X direction and 16% in Y. The maximum displacement increases by 29% in the X direction and 24% in Y. Nonlinear pushover analysis results in an increase in the performance point value of structure with SSI modeling.
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issn 2267-1242
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spelling doaj-art-44c72f2ea1c146049f2fd4c13ec922462025-02-05T10:47:53ZengEDP SciencesE3S Web of Conferences2267-12422025-01-016041300310.1051/e3sconf/202560413003e3sconf_icdm2024_13003Influence of soil structure interaction on the 4th story buildingKurniawandy Alex0Dayu Tiara Cindy1Aryanti Riza2Aminsyah Muhammad3Civil Engineering Department, Faculty of Engineering, Riau UniversityCivil Engineering Department, Faculty of Engineering, Riau UniversityCivil Engineering Department, Faculty of Engineering, Universitas Andalas, PadangCivil Engineering Department, Faculty of Engineering, Universitas Andalas, PadangDesign structure generally is carried out using fixed-based restraints, which assume soil is infinitely rigid. The soil has a certain rigidity and can deform a structure commonly called soil structure interaction (SSI). However, practitioners rarely consider interaction between soil and structural systems because of their high complexity and long computing time. The SSI reviews need to be carried out to obtain a more accurate analysis according to original conditions in the soil. The study aims to identify structural behavior with consideration of SSI in a case study of the 4th-story building in Pekanbaru. Structural analysis is done linearly using response spectrum analysis and nonlinear pushover analysis. Modeling was made into two types: model 1 using fixed base and model 2 using spring located on the points along the pile foundation as a representation of SSI. The analysis results show the natural period increases by 20% in the X direction and 18% in Y. The base shear decreases by 18% in the X direction and 16% in Y. The maximum displacement increases by 29% in the X direction and 24% in Y. Nonlinear pushover analysis results in an increase in the performance point value of structure with SSI modeling.https://www.e3s-conferences.org/articles/e3sconf/pdf/2025/04/e3sconf_icdm2024_13003.pdf
spellingShingle Kurniawandy Alex
Dayu Tiara Cindy
Aryanti Riza
Aminsyah Muhammad
Influence of soil structure interaction on the 4th story building
E3S Web of Conferences
title Influence of soil structure interaction on the 4th story building
title_full Influence of soil structure interaction on the 4th story building
title_fullStr Influence of soil structure interaction on the 4th story building
title_full_unstemmed Influence of soil structure interaction on the 4th story building
title_short Influence of soil structure interaction on the 4th story building
title_sort influence of soil structure interaction on the 4th story building
url https://www.e3s-conferences.org/articles/e3sconf/pdf/2025/04/e3sconf_icdm2024_13003.pdf
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