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Estudo sobre o impacto da redução do consumo de cimento no comportamento mecânico do concreto autoadensável
(Universidade Federal de São Carlos, 2016-04-01)
This paper presents an analysis of the development of self-compacting concrete with low consumption of Portland cement, and evaluates some of its properties in fresh and hardened state ( mechanical properties ). The ...
Aplicação do concreto de ultra alto desempenho em viga pré-moldada protendida para pontes
(Universidade Federal de São Carlos, 2021-08-25)
Several requirements and challenges of modern construction motivated the development of High-Performance Concrete (HPC) and later, with the advance of the research, the Ultra-High Performance Concrete (UHPC). Due to the ...
Estruturas de concreto armado em ambiente urbano: avaliação de carbonatação à luz das recomendações da NBR 6118:2003.
(Universidade Federal de São Carlos, 2006-02-22)
This present paper evaluates the depth of carbonation of concrete test samplers taken from existing buildings where it was possible to recover the registers of concreting such
as: date of execution, concrete mixture ...
Estudo da eco-eficiência de argamassas e concretos reciclados com resíduos de estações de tratamento de água e de construções e demolições.
(Universidade Federal de São Carlos, 2006-02-23)
Traditional and recycled mortar and concrete have been produced and the results from simple
compression strength and water absorption tests have been compared. Recycled mortar and
concrete have been produced out of sludge ...
O uso de resíduo de construção civil como substituto de agregados naturais em concretos: avaliação de alguns parâmetros de durabilidade
(Universidade Federal de São Carlos, 2018-05-03)
The concern about the environmental impacts generated by the construction industry, which traditionally requires large quantities of raw materials and usually generate a large amount of waste, motivated the development of ...
Matriz cimentícia produzida com resíduo agroindustrial: reação álcali-agregado, ataque por sulfatos e passivação do aço
(Universidade Federal de São Carlos, 2019-02-27)
The proposal of this research includes the incorporation of residues in concretes and the study of the durability in these concretes with respect to the alkali-aggregate reaction (AAR), to the sulfate attack (SA) and to ...
Captura de CO2 em peças de concreto para pavimentação através da cura por carbonatação acelerada
(Universidade Federal de São Carlos, 2019-02-28)
The construction sector stands out as responsible for the emission by third of the total greenhouse gases emitted by mankind. The processes of extraction and manufacture of the raw materials, necessary to obtain the concrete, ...
Estudo da carbonatação de concretos com adição de nanosílica
(Universidade Federal de São Carlos, 2019-04-29)
The degradation of reinforcing concrete structures reflects in economic and environmental factors. Thus, the desire to minimize it motivates recent research, which aims to add nanomaterials to the cement matrix, seeking ...
Estudo de viabilidade técnica da utilização da ACBC e do RCC na composição de concretos
(Universidade Federal de São Carlos, 2014-02-25)
The civil construction is responsible for generating a lot of waste and the lack suitable for waste treatment can cause many environmental and social problems. Brazil is the world s largest producer in the sugar and alcohol ...
Continuidade de painéis de laje alveolar em edifícios
(Universidade Federal de São Carlos, 2012-12-10)
The floors consist of hollow core slabs are being increasingly used in Brazil, because it can overcome large spans, have a low self-weight, allow fast assembly, require no shoring in many situations and are more economical ...