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Recycling of waste bagasse ash in concrete for sustainable construction
The safe disposal of waste products generated by the industries is the main concern for the protection of environment. The sugar industry is producing about 44 thousand tons per day of bagasse ash (BA) and it is dumped on the open land. This is becoming a threat for environment. The utilization of bagasse ash in any form will be helpful in protecting the environment. Though raw bagasse ash has low pozzolanic properties, but still it has potential to be used in concrete manufacturing either as a partial ancillary to cement or sand. The incorporation of BA in concrete as cementitious material can reduce CO2 emission to some extent. This work was done to explore the prospect of use of as received bagasse ash and processed bagasse ash in concrete as cementitious material. The bagasse ash was utilized as partly replacement of cement at 10%, 20%, 30% and 40% level by weight in concrete. Test results showed that 10% replacement of cement with bagasse ash is optimum quantity that can be used in concrete. Higher incorporation levels have negative impact on strength properties of concrete. The compressive strength and splitting tensile strength of concrete containing 10% ground BA were 5.92% and 21.59% higher than that of conventional concrete at 28 days, respectively. The concrete made with 10% processed BA displayed 15.68% higher compressive strength than conventional concrete at 28 days. The addition of BA in concrete enhanced the resistance to chloride ion penetration.
Recycling of waste bagasse ash in concrete for sustainable construction
The safe disposal of waste products generated by the industries is the main concern for the protection of environment. The sugar industry is producing about 44 thousand tons per day of bagasse ash (BA) and it is dumped on the open land. This is becoming a threat for environment. The utilization of bagasse ash in any form will be helpful in protecting the environment. Though raw bagasse ash has low pozzolanic properties, but still it has potential to be used in concrete manufacturing either as a partial ancillary to cement or sand. The incorporation of BA in concrete as cementitious material can reduce CO2 emission to some extent. This work was done to explore the prospect of use of as received bagasse ash and processed bagasse ash in concrete as cementitious material. The bagasse ash was utilized as partly replacement of cement at 10%, 20%, 30% and 40% level by weight in concrete. Test results showed that 10% replacement of cement with bagasse ash is optimum quantity that can be used in concrete. Higher incorporation levels have negative impact on strength properties of concrete. The compressive strength and splitting tensile strength of concrete containing 10% ground BA were 5.92% and 21.59% higher than that of conventional concrete at 28 days, respectively. The concrete made with 10% processed BA displayed 15.68% higher compressive strength than conventional concrete at 28 days. The addition of BA in concrete enhanced the resistance to chloride ion penetration.
Recycling of waste bagasse ash in concrete for sustainable construction
Asian J Civ Eng
Singh, Malkit (Autor:in) / Sidddique, Rafat (Autor:in) / Setia, Sahibdeep Singh (Autor:in) / Singh, Gurpreet (Autor:in)
Asian Journal of Civil Engineering ; 22 ; 831-842
01.07.2021
12 pages
Aufsatz (Zeitschrift)
Elektronische Ressource
Englisch
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