Recycled aggregates
Fresh and hardened properties of self-compacting concrete modified with lightweight and recycled aggregates Propriedades no estado fresco e endurecido do concreto autoadensável modificado com agregados leves e reciclados
... The production of self-compacting concrete (SCC) with low density has become a major challenge for civil engineering, especially regarding the dosage and maintenance of mechanical strength. In this context, the objective ...
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Estudo e avaliação de agregados reciclados de resíduo de construção e demolição para argamassas de assentamento e de revestimento (Study and evaluation of construction and demolition waste recycled aggregates for masonry and rendering mortars)
... of recycled aggregates (RA), including non-conventional techniques, comparing them with natural quartz ...(CDW) aggregates that must be determined aiming at the mix design of ...of aggregates ...
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Production monitoring and performance of recycled aggregates from construction and demolition waste
... of recycled aggregates (RA) from construction and demolition wastes ...Natural aggregates present in the Laboratory of Institute Polytechnic of Leiria are used as reference ...
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Fresh and hardened properties of self-compacting concrete modified with lightweight and recycled aggregates Propriedades no estado fresco e endurecido do concreto autoadensável modificado com agregados leves e reciclados
... The production of self-compacting concrete (SCC) with low density has become a major challenge for civil engineering, especially regarding the dosage and maintenance of mechanical strength. In this context, the objective ...
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Avaliação da produção e comportamento de argamassas com agregados reciclados de resíduo da construção e demolição / Evaluation of production and behavior of mortars with recycled aggregates from construction and demolition waste
... Segundo indica a literatura, quanto mais leve, maior a facilidade de manuseio da argamassa durante o processo de aplicação (Ferreira et al., 2019). Contudo, as misturas que apre[r] ...
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Rev. IBRACON Estrut. Mater. vol.3 número1
... of aggregates made from recycling of construction and demolition wastes (CDW) is observed in many countries, including ...of recycled aggregate has been in paving layers; however its use in concrete produc- ...
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Mat. Res. vol.17 número5
... primary aggregates (PA) with coarse waste marble aggregates ...primary aggregates of basalt (BCA), limestone (LCA) and granite (GCA) (these are the main sources of primary aggregates in the ...
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art aebcabral mechanical
... natural aggregates by recycled aggregates modified concrete’s compressive strength and elastic ...with recycled aggregates had lower compressive strength, except concrete made of ...
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Ultimate shrinkage modeling of recycled aggregate concrete
... the recycled aggregates before starting the mixures, once they have high absorption, producing higher porosity concrete than the reference [2; 3; 4; ...
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eve aebcabral volume
... However, the combined effect of the water cement ratio and the natural aggregate’s replacement decrease when the water/cement ratio increases. This means that for high water/cement ratios, the recycled ...
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Rev. IBRACON Estrut. Mater. vol.2 número3
... Independent of w/c ratio, it is veriied that RCA didn’t show impor- tant inluence on compressive strength of concrete. In the other hand, 77% was the greatest reduction observed in this property when 50%EVA was used, in ...
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Rev. IBRACON Estrut. Mater. vol.5 número5
... the aggregates or, in other words, each aggregate inside a certain order of speciic mass (d < ...denser aggregates, for instance, a great part of them are grains of ...the recycled ...
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Rev. IBRACON Estrut. Mater. vol.1 número2
... the recycled aggregate concrete study, an experimental test was made by substituting the natural aggregates for recycled aggregates of concrete, of mortar and of red ceramic, which are the ...
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Investigation of cement based composites made with recycled rubber aggregate
... of aggregates that could be applied in cement based composites is ...with recycled aggregates, but also to deepen the understanding of their properties and esta- blish a certain level of confidence ...
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Mat. Res. vol.17 número1
... Table 5 shows that the modulus of elasticity of the mortar with concrete waste incorporation (A20) is slightly higher than that of the reference mortar (A0). This increase is not necessarily favorable because the modulus ...
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Diony Alves Reis1 , Cláudia Liane Rodrigues de Lima1 , Eloy Antonio Pauletto1 , Patrícia Bianca Dupont1 , Clenio Nailto Pillon
... Agricultural soils exhibit little stability against applied tensile stresses. Nevertheless, tensile linkages in soils are the most effective factors in soil resistance against cultivation operations, execution of ...
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Spectral properties of temporally aggregated long memory processes
... aggregated. They do not provide, however, the MA polynomial form for non- overlapping aggregates 1 . Crato and Ray (2002) provide the spectral density function of aggregated (flow) ARFIMA processes, but it depends ...
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Study of the porous asphalt performance with cellulosic fibres
... Fig. 4 shows the results of the water sensitivity test. The dry specimens show higher ITS values as expected due to the presence of water at 40 °C in the wet specimens, showing more for the por- ous asphalt containing ...
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Composition, buoyancy regulation and fate of ice algal aggregates in the Central Arctic Ocean.
... Several aggregates (between 2 and 20) were sampled at each station together with some ambient water using a manually operated vacuum pump, when found in melt ponds ...general aggregates were pooled and ...
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p53 Aggregates penetrate cells and induce the co-aggregation of intracellular p53.
... 4c). Aggregates morphology observed by electron microscopy was found to be similar to that obtained for p53 full length (compare Figure 4c with Figure ...external aggregates with cells treated with ...
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