Soil-structure interaction for buildings bearing on shallow foundations - DOI: 10.4025/actascitechnol.v30i2.5467

Authors

  • Rafael Alves de Souza UEM Author
  • Jeselay Hemetério Cordeiro dos Reis UEM Author

DOI:

https://doi.org/10.4025/actascitechnol.v30i2.5467

Keywords:

soil-structure interaction, structural analysis, shallow foundations, structural design

Abstract

The assumption of perfect supports (fixed or pinned foundations) for the boundary conditions of reinforced concrete buildings has been used for many years by structural engineers. This fact is mainly attributed to the great difficulties faced in the past, when designers needed to calculate buildings by using manual methods. Nowadays, realistic analysis that takes into account the deformability of the adjacent soil foundation is possible, based on the development of powerful computers and computational software packages. However, many structural engineers still use the same simplified boundary conditions widely used in the past. The main explanation for this problem may be the lack of information and models available in the literature, as well as the lack of interaction between structural engineers and foundation engineers. In this context, the present paper aims to present practical recommendations for applying the soil-structure interaction. Additionally, based on some practical examples, this paper shows that the rigid support hypothesis may lead reinforced concrete columns to significant force distortions.

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Author Biography

  • Rafael Alves de Souza, UEM
    Atua em perí­cias estruturais, tendo participado em 2006, junto com colegas da University of Illinois, de laudo complementar sobre o colapso do Cassino Tropicana, Atlantic City, New Jersey, em 1994. É membro dos grupos de pesquisa: GDACE/UEM (Grupo de Desenvolvimento e Análise do Concreto Estrutural Universidade Estadual de Maringá - http://www.gdace.uem.br) e GMEC/USP (Grupo de Modelagem de Estruturas de Concreto Escola Politécnica da Universidade de São Paulo - http://www.lmc.ep.usp.br/people/tbitten/gmec). Ex-coordenador da área de Estruturas da Universidade Estadual de Maringá e ministrante de mini-cursos sobre concepção estrutural, estruturas pré-moldadas, análises numéricas com o Método dos Elementos Finitos (ADINA, DIANA e ATENA) e dimensionamento utilizando o Método das Bielas. É Membro do Instituto Brasileiro do Concreto desde 2002 e membro do American Concrete Institute desde 2006, participando dos comitês 445 - Shear and Torsion e 447- Finite Element Analysis of Reinforced Concrete Strucutres. É Membro do Comite CT301 da Associação Brasileira de Normas Técnicas, desde 2007, com objetivo de Revisão da NBR6118 (Projeto de Estruturas de Concreto - Procedimento). Currí­culo Lattes

Published

2008-10-20

Issue

Section

Civil Engineering

How to Cite

Alves de Souza, R., & Hemetério Cordeiro dos Reis, J. (2008). Soil-structure interaction for buildings bearing on shallow foundations - DOI: 10.4025/actascitechnol.v30i2.5467. Acta Scientiarum. Technology, 30(2), 161-171. https://doi.org/10.4025/actascitechnol.v30i2.5467

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