Keywords: Compressive strength, Brick debris, Fine aggregate replaced by recycled construction and demolition debris as aggregates in concrete mix.
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10 Apr 2020 RGS showed a significant improvement in the strength of concrete. •. Addition of RGS significantly reduced expansion caused by alkali-silica
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Purposed-made crushed fine aggregate. Partial sand substitute in concrete and asphaltic concrete. Available commercially. Polystyrene. Crushed waste
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The effect of age of demolished concrete in partial replacement of cement was also checked in this study. For that In this study the recycled concrete waste is used as a partial FINE AGGREGATE: The material smaller than 4.75m size.
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The fine aggregate used in the concrete, i.e. recycled and conventional is 100 Biojen,J. (1996) "Waste Materials and Alternative Products "Pro''s and Con''s"
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25 Mar 2013 and recycled materials that can be effectively used in concrete as a sand replacement. Waste management options and research published on.
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The use of such waste as recycled aggregate in concrete can be useful for both to replace natural coarse aggregate (NA) with recycled concrete aggregate (RCA ) in Aggregates used in the study were: natural sand, dolomite and crushed
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coarse aggregate with construction and demolition waste. preparation of concrete by replacing River Sand or Crushed Sand and crushed stones will by
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and fine aggregate, as well as filler aggregate of crushed concrete waste was used. The research amount of sand was replaced by concrete waste. After 28
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of demolished concrete waste in the form of recycled aggregate concrete is viewed as an Natural sand is used as fine aggregate in the mixes of both natural.
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The conservation of natural resources and reduction of disposal site by reuse and The result shows that the replacement of natural sand by recycled concrete
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the properties of concrete when the recycled aggregate and quarry dust is used up to 30% coarse aggregate replacement by demolished waste with 20% fine dust as fine aggregate disposal problem has been reduced and also its
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aimed to use crushed concrete debris as alternative fine aggregate in a mortar The study will investigate the best ways to repair and reuse buildings, paying
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8 Sep 2020 Replacement of sand by recycled ceramic aggregate causes a change in It was observed that the inner transitional zone between the cement grout Including aggregates from sanitary equipment waste and replacing them
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Thus, partial replacement of fine aggregate is vital in construction industries. Six type of waste materials include: recycled concrete aggregate (RCA), waste
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The use of such waste as recycled aggregate in concrete can be useful for both to replace natural coarse aggregate (NA) with recycled concrete aggregate (RCA ) in Aggregates used in the study were: natural sand, dolomite and crushed
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Some of the interesting insights of the study are: (a) the proportion of the crushed concrete debris affects
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