Análise de fundações submetidas a esforços de arrancamento pelo Método dos Elementos Finitos

The purpose of this work is to study the behaviour of foundations subjected to pull-out forces, using the Finite Element Method. ln this subject, the results of field tests in footings and pier-foundations are analysed. These tests were made on a gneissic residual soil, near The City of Rio de Janeiro. The field observations are compared with results obtained by some traditional methods and with results obtained using a developed Finite Element Program. Backward analysis were made, in order to determine the resistence parameters of soil and of the interface between foundation and soil using results of in-situ tests. The foundations and soil were simulated with 4 CST (four constant strain triangles) elements. ln the interface were used jointelements, originally developed to analyse jointed rocks. Both soil non-linearity and plastification are taken into account. The efficiency of the developed programm, particulary the use of the joint-elements, were verified. The programm can be used in the future to research and to design of foundations subjected to vertical uplift loads.

Grantor dc:publisher

Universidade Federal do Rio de Janeiro

Year dc:date.issued

1985

Author dc:creator

• Santos, Aureo Pinheiro Ruffier dos

Advisor dc:contributor.advisor

• Mahler, Claudio Fernando

• Engenharia Civil

Statement dc:rights

• Acesso Aberto

Language dc:language

por

Handle dc:identifier.uri

http://hdl.handle.net/11422/3510

OAI identifier oai:identifier

oai:pantheon.ufrj.br:11422/3510