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Estudo dos estados limites de serviço em lajes pré-moldadas de concreto com vigotas tipo trilho
(Universidade Federal de Santa Maria, 2019-11-29)
This study aims to verify the limits imposed by the service limits of excessive vibration and excessive deformation in accordance with ABNT NBR 6118 (2014) for precast concrete molds with rail-type studs and using the ...
Absorção capilar e resistividade elétrica de concretos compostos com cinza de casca de arroz de diferentes teores de carbono grafítico
(Universidade Federal de Santa Maria, 2011-12-15)
There are constant searches for alternatives to reduce the environmental impact in
the production of in consumables, like concrete, that is actually a pollutant. Mineral
additions have been investigated as partial ...
Microestrutura do cobrimento de concretos com altos teores de escória e cinza volante ativadas por cimento portland e cal hidratada
(Universidade Federal de Santa Maria, 2007-03-08)
In the history of the concrete structures there was a time in which the mechanical resistance was the most important property for the designers. However due to amount of pathologies in the concrete structures and your ...
Comportamento mecânico de concretos com substituição parcial de cinza de casca de arroz e adição de fibras de polipropileno em altas temperaturas
(Universidade Federal de Santa Maria, 2020-12-17)
The incorporation of rice hush ash (RHA) when incorporated into concrete create benefits with respect to durability in room temperatures situations, due to the densification of the cemente matrix. However, on fire situations, ...
Análise microestrutural de concretos com substituição parcial de cinza de casca de arroz em altas temperaturas
(Universidade Federal de Santa Maria, 2021-01-21)
The usage of supplementary cementitious materials, such as rice husk ash (RHA), as a partial replacement of Portland cement is commonly studied and at room temperature may provide mechanical strength and durability to ...
Estudo estatístico de produção de concretos com adições minerais
(Universidade Federal de Santa Maria, 2006-03-24)
The GEPECON, Studies and Researches Concrete Group, has developed a researches collection about the concrete with mineral additions over the last 10 years. Starting from these papers we have decided to gather some projects ...
Estudo de carbonatação em concreto armado: causas, diagnósticos e proposta de soluções
(Universidade Federal de Santa Maria, 2023-02-09)
Concrete carbonation is one of the most frequent pathologies in reinforced concrete structures, it consists of the reaction that occurs when the carbon dioxide in the concrete present in the atmosphere penetrates the ...