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Experimental Investigation on Self-Compacting Self-Curing Concrete Incorporated with the Light Weight Aggregates BABT
G S,Rampradheep; Sivaraja,M..
ABSTRACT Self-Compacting Concrete (SCC) flows around obstructions by its self-weight to fill entirely and self-consolidate (without any need for vibration), without any part of disconnection and chunking. The eradication of the need for consolidation leads to better quality concrete and substantial improvement of running conditions. The fresh state of SCC mixes will usually have huge amount of fine fillers, including cement, and produce excessively high compressive strength concrete. In order to overcome the workability problem Super Plasticizer (SP) and Viscosity Modifying Agent (VMA) are used. Here, the workability admixtures are fixed at a constant rate of 2% based on the weight of cement. This technique examines special applications in cases of...
Tipo: Info:eu-repo/semantics/article Palavras-chave: Self-compacting concrete; Vermiculite; Diatomaceous; Internal curing; LECA.
Ano: 2016 URL: http://www.scielo.br/scielo.php?script=sci_arttext&pid=S1516-89132016000300609
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Structural Behavior of SFRC Beams strengthened with GFRP Laminates: An Experimental and Analytical Investigation BABT
Mariappan,M.; Raghunath,P.N.; Sivaraja,M..
ABSTRACT This paper presents the experimental results of a reinforced concrete beams (RC) strengthened with internal steel fibers (SF) and external glass fiber reinforced polymer laminates (GFRP). The research work studied the load carrying capacity, deformation, crack width and ductility of the reinforced concrete beams strengthened with different steel fiber ratios and steel fiber reinforced concrete beams strengthened with three different glass fiber reinforced polymer laminates of two different thickness. The experimental results clearly shows that incorporating steel fibers in to the reinforced concrete beams reduced the crack width and distribute the crack evenly and also increases the bonding between tension face of the beam with glass fiber...
Tipo: Info:eu-repo/semantics/article Palavras-chave: RC; FRC; GFRP; SFRC; Ductility.
Ano: 2016 URL: http://www.scielo.br/scielo.php?script=sci_arttext&pid=S1516-89132016000300407
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Mechanical Behavior of Concrete Modified by Replacement of Cement by Rice Husk Ash BABT
Saravanan,M.M.; Sivaraja,M..
ABSTRACT Construction industry is in need of lump sum quantities of materials which has increased both their demand and price. The use of large quantities of cement leads to increasing CO2 emission and as a consequence, the greenhouse effect. Consumption of wastes and byproducts from various sources in the manufacture of concrete has gained a great deal of importance in present days. Various researches are currently being conducted concerning the use of such products in concrete. RHA is a carbon neutral green product. Lots of ways are being thought of for disposing them by making commercial use of this. Rice husk ash is a good super-pozzolan which can be used to make special concrete mixes. The rice husk ash has been taken for this present study due to its...
Tipo: Info:eu-repo/semantics/article Palavras-chave: Husk ash; Strain; Compressive; Split tensile; Flexural.
Ano: 2016 URL: http://www.scielo.br/scielo.php?script=sci_arttext&pid=S1516-89132016000300608
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