Estabilização de taludes em colúvio com o uso de cortinas ancoradas
Ano de defesa: | 2017 |
---|---|
Autor(a) principal: | |
Orientador(a): | |
Banca de defesa: | |
Tipo de documento: | Dissertação |
Tipo de acesso: | Acesso aberto |
Idioma: | por |
Instituição de defesa: |
Universidade Federal do Rio de Janeiro
Brasil Instituto Alberto Luiz Coimbra de Pós-Graduação e Pesquisa de Engenharia Programa de Pós-Graduação em Engenharia Civil UFRJ |
Programa de Pós-Graduação: |
Não Informado pela instituição
|
Departamento: |
Não Informado pela instituição
|
País: |
Não Informado pela instituição
|
Palavras-chave em Português: | |
Link de acesso: | http://hdl.handle.net/11422/6000 |
Resumo: | Road and urban construction often requires the excavation of colluvium. Among stabilization actions for the remaining part of the mass, it is possible to mention deep drainage, (draining) weight berms and anchored walls. This paper explores the last solution, since it has, historically, presented recurring problems. There are several reports of collapses of anchored walls that had been designed as usual retaining walls, even when considering a relatively high water table position. Initially a review of available methods is presented. The shortcomings of a Brazilian wedge method are worked around (herein referred as “proposed method”). The study of a hypothetical case, which represents a typical Southeast region's situation, is carried out to compare different design methods. The effect of the presence of water flow in the mass is examined. The work also explores the partial excavation of the colluviums. |