Using agro-industrial waste as supplementary cementitious materials is an effective alternative to carbon intensive conventional cement. Although, previous studies reported the use of sugarcane bagasse ash and waste glass powder as pozzolans in concrete independently, their synergistic use in the production of ternary cement is exceedingly limited. Therefore, the current study evaluates the performance of a ternary blended concrete incorporating sugarcane bagasse ash and waste glass powder. The compressive strength, homogeneity, and micrograph of ternary blended concrete based on sugarcane bagasse ash and glass powder were evaluated. After 56 days of curing, ternary blended concrete specimens with 10% bagasse ash and 5% waste glass powder showed 1.3 and 7% higher compressive strength than control specimens. The interfacial transition zone between hydrated paste and aggregates is found to be enhanced for ternary blended concrete specimens with 10% bagasse ash and 5% waste glass powder. Hence, the synergistic use of bagasse ash and waste glass powder can be adopted to produce ternary blended concrete for sustainable construction.

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Sugarcane Bagasse Ash and Waste Glass Powder Blended Ternary Concrete for Sustainable Infrastructure

  • E. Navaneetha,
  • P. N. Rao,
  • A. Bahurudeen

摘要

Using agro-industrial waste as supplementary cementitious materials is an effective alternative to carbon intensive conventional cement. Although, previous studies reported the use of sugarcane bagasse ash and waste glass powder as pozzolans in concrete independently, their synergistic use in the production of ternary cement is exceedingly limited. Therefore, the current study evaluates the performance of a ternary blended concrete incorporating sugarcane bagasse ash and waste glass powder. The compressive strength, homogeneity, and micrograph of ternary blended concrete based on sugarcane bagasse ash and glass powder were evaluated. After 56 days of curing, ternary blended concrete specimens with 10% bagasse ash and 5% waste glass powder showed 1.3 and 7% higher compressive strength than control specimens. The interfacial transition zone between hydrated paste and aggregates is found to be enhanced for ternary blended concrete specimens with 10% bagasse ash and 5% waste glass powder. Hence, the synergistic use of bagasse ash and waste glass powder can be adopted to produce ternary blended concrete for sustainable construction.