Manifestações patológicas em estruturas de concreto armado de sistemas de abastecimento de água: estudo de caso em estação de tratamento de água

Reinforced concrete is a material widely used in sanitation constrution, however, due to exposure to aggressive agents and, in some cases, the lack of preventive maintenance, especially of impermeabilization systems, pathological manifestations that can compromise their durability are common. In add...

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Autor principal: Silva, Anna Flavia Pontarolo da
Formato: Trabalho de Conclusão de Curso (Graduação)
Idioma: Português
Publicado em: Universidade Tecnológica Federal do Paraná 2022
Assuntos:
Acesso em linha: http://repositorio.utfpr.edu.br/jspui/handle/1/29208
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Resumo: Reinforced concrete is a material widely used in sanitation constrution, however, due to exposure to aggressive agents and, in some cases, the lack of preventive maintenance, especially of impermeabilization systems, pathological manifestations that can compromise their durability are common. In addition, maintenance is often hampered by the impossibility or difficulty of stopping services, especially water supply. In this context, the objective of this research is to evaluate the state of conservation and maintenance of some reinforced concrete structures that form a water supply system. For this, the inspection was carried out through visual analysis, photographic records, sclerometry test and measurement of cracks with a crack ruler. Subsequently, the Damage Identification Form (DIF) was filled out, which served as the basis for the elaboration of the Damage Maps (DM). The GUT matrix was used to define a priority order. The presence of pathological manifestations such as mold, disaggregation, erosion, fissures, corrosion, among others, observed and measures were proposed for the treatment and recovery of the evaluated structures.