Three-dimensional stability analysis of an urban slope located in João Monlevade, Brazil
Autor(a) principal: | |
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Data de Publicação: | 2019 |
Outros Autores: | , , |
Tipo de documento: | Artigo |
Idioma: | eng |
Título da fonte: | Research, Society and Development |
Texto Completo: | https://rsdjournal.org/index.php/rsd/article/view/1449 |
Resumo: | Geotechnical stability analysis of slopes is an important tool for decision making in civil projects. Use of three-dimensional software for analysis of soil slope stability has increased in recent years. Rocscience Inc. created Slide3 software in 2017. Slide3 is a software that allows geotechnical engineers to calculate the factor of safety of complex 3D slope stability geometries that 2D models cannot fully simulate. In this context, this paper presents a three-dimensional stability analysis of a slope located in an urban area at city of João Monlevade, Minas Gerais, Brazil. The slope was selected due to the instability history in rainfall periods. Topography of the area was provided by the city council. Young and mature residual soils were identified in the studied slope. Young residual soil was physically classified as clay without gravels and presents in natura values of cohesion and friction angle, equal to 32 KPa and 23.97º, respectively. Mature residual soil was physically classified as clayey silt without gravels and presents in natura values of cohesion and friction angle, equal to 19 KPa and 23.30º, respectively. The factor of safety of the soil slope was equal 0.977, considering the slope saturated. The factor of safety of the drained slope was equal to 1.415. Generalized limit equilibrium (GLE) method was used in this equilibrium-limit analysis. The results stability analysis of the slope was coherent, once previous instability occurs in a period that was identified above average rainfall. |
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Three-dimensional stability analysis of an urban slope located in João Monlevade, BrazilAnálisis de estabilidad tridimensional de un talud urbano ubicado en João Monlevade, BrasilAnálise de estabilidade tridimensional de um talude urbano localizado em João Monlevade, BrasilEstabilidad de taludesAnálisis tridimensionalMétodo de Equilibrio GeneralizadoTaludes urbanos.Estabilidade de taludesAnálise tridimensionalMétodo do equilíbrio limite generalizadoTaludes urbanos.Slope stabilityThree-dimensional analysisGeneralized limit equilibrium methodUrban slopes.Geotechnical stability analysis of slopes is an important tool for decision making in civil projects. Use of three-dimensional software for analysis of soil slope stability has increased in recent years. Rocscience Inc. created Slide3 software in 2017. Slide3 is a software that allows geotechnical engineers to calculate the factor of safety of complex 3D slope stability geometries that 2D models cannot fully simulate. In this context, this paper presents a three-dimensional stability analysis of a slope located in an urban area at city of João Monlevade, Minas Gerais, Brazil. The slope was selected due to the instability history in rainfall periods. Topography of the area was provided by the city council. Young and mature residual soils were identified in the studied slope. Young residual soil was physically classified as clay without gravels and presents in natura values of cohesion and friction angle, equal to 32 KPa and 23.97º, respectively. Mature residual soil was physically classified as clayey silt without gravels and presents in natura values of cohesion and friction angle, equal to 19 KPa and 23.30º, respectively. The factor of safety of the soil slope was equal 0.977, considering the slope saturated. The factor of safety of the drained slope was equal to 1.415. Generalized limit equilibrium (GLE) method was used in this equilibrium-limit analysis. The results stability analysis of the slope was coherent, once previous instability occurs in a period that was identified above average rainfall.Análisis de estabilidad geotécnica es una herramienta de decisión importante en proyectos de ingeniería civil. El uso del análisis de estabilidad tridimensional ha crecido en los últimos años. Rocscience Inc. creó Slide3 en 2017. Slide3 es un software que permite a los ingenieros geotécnicos calcular el factor de seguridad en geometrías tridimensionales complejas que los modelos bidimensionales no pueden simular de manera efectiva. En este contexto, este artículo presenta un análisis de estabilidad tridimensional de un talud urbano ubicado en João Monlevade, Minas Gerais, Brasil. El talud fue seleccionado debido a la historia de inestabilidad durante los períodos de lluvia. La topografía del talud fue cedida por el ayuntamiento de la ciudad. Se identificaron suelo residual joven y suelo residual maduro en el talud estudiado. El suelo residual joven se clasificó físicamente como arcilla sin gravas y presentó valores in natura de cohesión y ángulo de fricción, igual a 32 KPa y 23.97°, respectivamente. El suelo residual maduro se clasificó físicamente como limo arcilloso sin gravas y presentó valores in natura de cohesión y ángulo de fricción, igual a 19 KPa y 23.30°, respectivamente. El factor de seguridad del talud saturado fue 0,977 y del talud drenado fue 1.415. El método de equilibrio límite utilizado fue el Método de Equilibrio Generalizado (GLE). El resultado del análisis de estabilidad del talud es consistente, ya que inestabilidades previas han ocurrido durante un período en el que se identificaron precipitaciones superiores al promedio.Análise de estabilidade geotécnica é uma importante ferramenta de decisão em projetos de engenharia civil. O uso de análises tridimensionais de estabilidade cresceu nos últimos anos. Rocscience Inc. criou Slide3 em 2017. Slide3 é um programa computacional que permite que engenheiros geotécnicos calculem o fator de segurança em complexas geometrias tridimensionais que modelos bidimensionais não são capazes de simular de forma efetiva. Neste contexto, esse artigo apresenta uma análise de estabilidade tridimensional de um talude urbano localizado em João Monlevade no estado de Minas Gerais, Brasil. O talude foi selecionado devido ao histórico de instabilidade durante períodos chuvosos. A topografia do talude foi fornecida pela prefeitura da cidade. Solo residual jovem e solo residual maduro foram identificados no talude estudado. O solo residual jovem foi classificado como argila sem pedregulhos e apresentou in natura, valores de coesão e ângulo de atrito igual a 32 KPa e 23,97°, respectivamente. Solo residual maduro foi classificado silte argiloso sem pedregulhos e apresentou in natura, valores de coesão e ângulo de atrito igual a 19 KPa e 23,30°, respectivamente. O solo foi classificado como silte argiloso e apresentou valores de coesão e ângulo de atrito iguais a 0,19 KPa e 23,3°, respectivamente. O fator de segurança do talude saturado foi igual a 0,977 e do talude drenado foi igual a 1,415. O método de equilíbrio limite utilizado foi o método do Equilíbrio Generalizado (GLE). O resultado da análise de estabilidade do talude é coerente, uma vez que instabilidades previas ocorreram em período em que foi identificada precipitação acima da média.Research, Society and Development2019-08-24info:eu-repo/semantics/articleinfo:eu-repo/semantics/publishedVersionapplication/pdfhttps://rsdjournal.org/index.php/rsd/article/view/144910.33448/rsd-v8i11.1449Research, Society and Development; Vol. 8 No. 11; e168111449Research, Society and Development; Vol. 8 Núm. 11; e168111449Research, Society and Development; v. 8 n. 11; e1681114492525-3409reponame:Research, Society and Developmentinstname:Universidade Federal de Itajubá (UNIFEI)instacron:UNIFEIenghttps://rsdjournal.org/index.php/rsd/article/view/1449/1146Copyright (c) 2019 Fernanda Cristina Pereira, Flavia Laís Dias Oliveira, Laís Emily de Assis, Tatiana Barreto dos Santosinfo:eu-repo/semantics/openAccessPereira, Fernanda CristinaOliveira, Flavia Laís DiasAssis, Laís Emily deSantos, Tatiana Barreto dos2020-03-25T16:06:49Zoai:ojs.pkp.sfu.ca:article/1449Revistahttps://rsdjournal.org/index.php/rsd/indexPUBhttps://rsdjournal.org/index.php/rsd/oairsd.articles@gmail.com2525-34092525-3409opendoar:2024-01-17T09:26:28.830990Research, Society and Development - Universidade Federal de Itajubá (UNIFEI)false |
dc.title.none.fl_str_mv |
Three-dimensional stability analysis of an urban slope located in João Monlevade, Brazil Análisis de estabilidad tridimensional de un talud urbano ubicado en João Monlevade, Brasil Análise de estabilidade tridimensional de um talude urbano localizado em João Monlevade, Brasil |
title |
Three-dimensional stability analysis of an urban slope located in João Monlevade, Brazil |
spellingShingle |
Three-dimensional stability analysis of an urban slope located in João Monlevade, Brazil Pereira, Fernanda Cristina Estabilidad de taludes Análisis tridimensional Método de Equilibrio Generalizado Taludes urbanos. Estabilidade de taludes Análise tridimensional Método do equilíbrio limite generalizado Taludes urbanos. Slope stability Three-dimensional analysis Generalized limit equilibrium method Urban slopes. |
title_short |
Three-dimensional stability analysis of an urban slope located in João Monlevade, Brazil |
title_full |
Three-dimensional stability analysis of an urban slope located in João Monlevade, Brazil |
title_fullStr |
Three-dimensional stability analysis of an urban slope located in João Monlevade, Brazil |
title_full_unstemmed |
Three-dimensional stability analysis of an urban slope located in João Monlevade, Brazil |
title_sort |
Three-dimensional stability analysis of an urban slope located in João Monlevade, Brazil |
author |
Pereira, Fernanda Cristina |
author_facet |
Pereira, Fernanda Cristina Oliveira, Flavia Laís Dias Assis, Laís Emily de Santos, Tatiana Barreto dos |
author_role |
author |
author2 |
Oliveira, Flavia Laís Dias Assis, Laís Emily de Santos, Tatiana Barreto dos |
author2_role |
author author author |
dc.contributor.author.fl_str_mv |
Pereira, Fernanda Cristina Oliveira, Flavia Laís Dias Assis, Laís Emily de Santos, Tatiana Barreto dos |
dc.subject.por.fl_str_mv |
Estabilidad de taludes Análisis tridimensional Método de Equilibrio Generalizado Taludes urbanos. Estabilidade de taludes Análise tridimensional Método do equilíbrio limite generalizado Taludes urbanos. Slope stability Three-dimensional analysis Generalized limit equilibrium method Urban slopes. |
topic |
Estabilidad de taludes Análisis tridimensional Método de Equilibrio Generalizado Taludes urbanos. Estabilidade de taludes Análise tridimensional Método do equilíbrio limite generalizado Taludes urbanos. Slope stability Three-dimensional analysis Generalized limit equilibrium method Urban slopes. |
description |
Geotechnical stability analysis of slopes is an important tool for decision making in civil projects. Use of three-dimensional software for analysis of soil slope stability has increased in recent years. Rocscience Inc. created Slide3 software in 2017. Slide3 is a software that allows geotechnical engineers to calculate the factor of safety of complex 3D slope stability geometries that 2D models cannot fully simulate. In this context, this paper presents a three-dimensional stability analysis of a slope located in an urban area at city of João Monlevade, Minas Gerais, Brazil. The slope was selected due to the instability history in rainfall periods. Topography of the area was provided by the city council. Young and mature residual soils were identified in the studied slope. Young residual soil was physically classified as clay without gravels and presents in natura values of cohesion and friction angle, equal to 32 KPa and 23.97º, respectively. Mature residual soil was physically classified as clayey silt without gravels and presents in natura values of cohesion and friction angle, equal to 19 KPa and 23.30º, respectively. The factor of safety of the soil slope was equal 0.977, considering the slope saturated. The factor of safety of the drained slope was equal to 1.415. Generalized limit equilibrium (GLE) method was used in this equilibrium-limit analysis. The results stability analysis of the slope was coherent, once previous instability occurs in a period that was identified above average rainfall. |
publishDate |
2019 |
dc.date.none.fl_str_mv |
2019-08-24 |
dc.type.driver.fl_str_mv |
info:eu-repo/semantics/article info:eu-repo/semantics/publishedVersion |
format |
article |
status_str |
publishedVersion |
dc.identifier.uri.fl_str_mv |
https://rsdjournal.org/index.php/rsd/article/view/1449 10.33448/rsd-v8i11.1449 |
url |
https://rsdjournal.org/index.php/rsd/article/view/1449 |
identifier_str_mv |
10.33448/rsd-v8i11.1449 |
dc.language.iso.fl_str_mv |
eng |
language |
eng |
dc.relation.none.fl_str_mv |
https://rsdjournal.org/index.php/rsd/article/view/1449/1146 |
dc.rights.driver.fl_str_mv |
info:eu-repo/semantics/openAccess |
eu_rights_str_mv |
openAccess |
dc.format.none.fl_str_mv |
application/pdf |
dc.publisher.none.fl_str_mv |
Research, Society and Development |
publisher.none.fl_str_mv |
Research, Society and Development |
dc.source.none.fl_str_mv |
Research, Society and Development; Vol. 8 No. 11; e168111449 Research, Society and Development; Vol. 8 Núm. 11; e168111449 Research, Society and Development; v. 8 n. 11; e168111449 2525-3409 reponame:Research, Society and Development instname:Universidade Federal de Itajubá (UNIFEI) instacron:UNIFEI |
instname_str |
Universidade Federal de Itajubá (UNIFEI) |
instacron_str |
UNIFEI |
institution |
UNIFEI |
reponame_str |
Research, Society and Development |
collection |
Research, Society and Development |
repository.name.fl_str_mv |
Research, Society and Development - Universidade Federal de Itajubá (UNIFEI) |
repository.mail.fl_str_mv |
rsd.articles@gmail.com |
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1797052644098834432 |