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A critical review of the resulting effective water-to-cement ratio of fine recycled aggregate concrete
(Elsevier, 2021-12-27)
The initial moisture condition of recycled concrete aggregates has a great influence on the fresh and hardened state of concrete. Water compensation is generally proposed with the aim of avoiding changes in the effective ...
Análise do aproveitamento de resíduos “Classe A” da construção civil
(Universidade Tecnológica Federal do ParanáPato BrancoBrasilDepartamento Acadêmico de Construção CivilEngenharia CivilUTFPR, 2020-11-24)
The use of “Class A” waste from civil construction brings many benefits to society and the environment. This is an integrative literature review study that aims to analyze the use of “Class A” waste from civil construction ...
Gerenciamento de resíduos de construção civil: estudo de caso em empreendimentos comercial e residencial em Londrina/Pr
(Universidade Tecnológica Federal do ParanáLondrina, 2013-12-03)
As the civil construction sector increases, raw material exploration raises as well as environmental impacts caused to the natural resources. Beyond that, the big issue with this sector is related to material waste, incorrect ...
Uso do agregado de entulho da construção civil de Manaus - AM para obtenção de bloco de argamassa celular
(Universidade Tecnológica Federal do ParanáCuritibaPrograma de Pós-Graduação em Engenharia Mecânica e de Materiais, 2010-02-18)
In building construction, we have searched for mechanisms through new technologies which enable the sustainability of this productive activity, respecting the environmental issues and the shortage of natural products. Civil ...
Análise da satisfação dos usuários de infraestrutura urbana: caso de vias públicas com pavimento anti-pó e pavimento em concreto asfáltico no município de Curitiba
(Universidade Tecnológica Federal do ParanáCuritibaBrasilPrograma de Pós-Graduação em Engenharia CivilUTFPR, 2017-03-31)
The growing concern with environmental issues means that many processes are reviewed in order to minimize impacts to nature and in this sense, one of the ways to take advantage of waste is the recycling that, through the ...
Compressive resistance of concrete produced with recycled concrete aggregate and sugarcane vinasse waste-water
(2022-02-01)
Vinasse is the main by-product of the sugar and alcohol industry. For each liter of ethanol produced from sugarcane, approximately 12–18 L of vinasse are generated. Being such, its use as a hydration agent in concretes may ...
Stabilization of hazardous compounds from WEEE plastic: Development of a novel core-shell recycled plastic aggregate for use in building materials
(Elsevier, 2020-01-10)
There is known that the plastic fraction of waste electrical and electronic equipment (WEEEP) contains an important amount of brominated flame retardants and heavy metals, which suppose a risk to the health of humans and ...
Durability performance assessment of fly ash concrete using fine recycled aggregates
(Universidad Nacional de ColombiaBogotá - Ingeniería - Maestría en Ingeniería - EstructurasDepartamento de Ingeniería Civil y AgrícolaFacultad de IngenieríaBogotá, ColombiaUniversidad Nacional de Colombia - Sede Bogotá, 2021-09-24)
In Colombia and internationally, the use of the fine fraction of recycled concrete aggregates (RCA) is a highly restrictive practice due to the negative effect of its use in the mechanical and durability-related properties ...