Soil-structure interaction: theoretical research, in-situ observations, and practical applications

This research paper presents a comprehensive investigation on soil-structure interaction, combining theoretical research and in-situ observations. Detailed calculations and a thorough comparison of the results with long-term settlement observations are provided, accompanied by the validation of the...

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Main Authors: Sabri Mohanad, Shashkin Konstantin
Format: Article
Language:English
Published: Peter the Great St. Petersburg Polytechnic University 2023-07-01
Series:Magazine of Civil Engineering
Subjects:
Online Access:http://engstroy.spbstu.ru/article/2023.120.05/
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author Sabri Mohanad
Shashkin Konstantin
author_facet Sabri Mohanad
Shashkin Konstantin
author_sort Sabri Mohanad
collection DOAJ
description This research paper presents a comprehensive investigation on soil-structure interaction, combining theoretical research and in-situ observations. Detailed calculations and a thorough comparison of the results with long-term settlement observations are provided, accompanied by the validation of the proposed elasto-visco-plastic soil model through rigorous calculations. Real-world examples showcasing the application of design methods incorporating soil-structure interaction calculations in civil and industrial engineering, as well as in the reinforcement and restoration of historical buildings, are also presented. The study reveals that neglecting the spatial behavior of soil leads to significant underestimation of stresses in structures. For buildings on spread footings, the underestimation can range from 150% to 400%, while for buildings on pile foundations, it can be as high as 200% to 900%. Furthermore, an innovative architectural solution employed in a high-rise building successfully mitigated settlement issues by utilizing longer piles. The calculated settlement was reduced to 60 mm, and the actual settlement observed three years after construction was only 32 mm, indicating the effectiveness of the implemented solution. By emphasizing the importance of soil-structure interaction calculations, this research fosters a unified approach among various stakeholders involved in construction design. The findings and methodologies presented in this paper hold great potential to significantly enhance the field of geotechnical engineering, enabling more accurate and effective design approaches for various structures and applications.
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spelling doaj.art-4320ddcdbee7437e889ad93f500b08992023-07-11T07:31:42ZengPeter the Great St. Petersburg Polytechnic UniversityMagazine of Civil Engineering2712-81722023-07-01120410.34910/MCE.120.520714726Soil-structure interaction: theoretical research, in-situ observations, and practical applicationsSabri Mohanad0https://orcid.org/0000-0003-3154-8207Shashkin Konstantin1Peter the Great St. Petersburg Polytechnic UniversityPI GeoreconstructionThis research paper presents a comprehensive investigation on soil-structure interaction, combining theoretical research and in-situ observations. Detailed calculations and a thorough comparison of the results with long-term settlement observations are provided, accompanied by the validation of the proposed elasto-visco-plastic soil model through rigorous calculations. Real-world examples showcasing the application of design methods incorporating soil-structure interaction calculations in civil and industrial engineering, as well as in the reinforcement and restoration of historical buildings, are also presented. The study reveals that neglecting the spatial behavior of soil leads to significant underestimation of stresses in structures. For buildings on spread footings, the underestimation can range from 150% to 400%, while for buildings on pile foundations, it can be as high as 200% to 900%. Furthermore, an innovative architectural solution employed in a high-rise building successfully mitigated settlement issues by utilizing longer piles. The calculated settlement was reduced to 60 mm, and the actual settlement observed three years after construction was only 32 mm, indicating the effectiveness of the implemented solution. By emphasizing the importance of soil-structure interaction calculations, this research fosters a unified approach among various stakeholders involved in construction design. The findings and methodologies presented in this paper hold great potential to significantly enhance the field of geotechnical engineering, enabling more accurate and effective design approaches for various structures and applications.http://engstroy.spbstu.ru/article/2023.120.05/soil-structure interactiondesign methodsstructural responseseismic responseelasto-visco-plastic modelsoil modellong-term settlementrestorationhistorical buildingsfinite element methodnon-linear analysis
spellingShingle Sabri Mohanad
Shashkin Konstantin
Soil-structure interaction: theoretical research, in-situ observations, and practical applications
Magazine of Civil Engineering
soil-structure interaction
design methods
structural response
seismic response
elasto-visco-plastic model
soil model
long-term settlement
restoration
historical buildings
finite element method
non-linear analysis
title Soil-structure interaction: theoretical research, in-situ observations, and practical applications
title_full Soil-structure interaction: theoretical research, in-situ observations, and practical applications
title_fullStr Soil-structure interaction: theoretical research, in-situ observations, and practical applications
title_full_unstemmed Soil-structure interaction: theoretical research, in-situ observations, and practical applications
title_short Soil-structure interaction: theoretical research, in-situ observations, and practical applications
title_sort soil structure interaction theoretical research in situ observations and practical applications
topic soil-structure interaction
design methods
structural response
seismic response
elasto-visco-plastic model
soil model
long-term settlement
restoration
historical buildings
finite element method
non-linear analysis
url http://engstroy.spbstu.ru/article/2023.120.05/
work_keys_str_mv AT sabrimohanad soilstructureinteractiontheoreticalresearchinsituobservationsandpracticalapplications
AT shashkinkonstantin soilstructureinteractiontheoreticalresearchinsituobservationsandpracticalapplications