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Influence of High Pozzolanic Agro-Wastes on Non-Pozzolanic Agro-Wastes
Subject area: Science,Engineering and Technology · Area of research: Pozollans
Abstract
The rising cost of cement coupled with the release of toxic gases during production has necessitated researching into the pozzolanic potentials agro-wastes that are been indiscriminately disposed thereby constituting environmental nuisance can be used in the construction industry The pozzolanic capabilities of four agro-wastes namely Maize cob ash (MCA), guava leaf ash (GLA), Cocoa Pod ash (CCPA), and Almond pod ash (APA) determined using chemical analysis and X-ray fluorescence. Those that were not pozzolanic were thereafter mixed with those having high pozzolanic potentials and their physical characteristics and chemical composition compared the values stipulated in the ASTM requirements for pozzolans. The percentages of the oxide of MCA among the rest met the 70% requirement and the oxide of its mixture with nonpozzolanic GLA gave a value that only satisfied the 50% requirement for the material to be classified as Class C. The results showed that instead of discarding agro-wastes that are not pozzolanic, they can be mixed with those having high pozzolanic capabilities thereby making all agro-wastes potential materials that can be used for construction purposes.
Keywords
Maize cob ash, Guava leaf ash, Pozzolans, Oxide, X-Ray Fluorescence
References
[1] Adegbesan O.O.; Ayegbusi O.A.; and Omisande L.A. (2020) “Investigation into the pozzolanic potential of Guava leaf Ash” A paper presented at the Plateau State Polytechnic (ASUP) chapter conference. 8th – 10th July 2020
[2] Adegbesan O.O. &Ayegbusi O.A. (2020) “Investigation into the Pozzolanic Potential of Cocoa Pod Ash as cementitious substitute to cement” A paper presented at Yaba Tech (ASUP) Chapter 17th – 18th Nov. 2020 Int. Conference
[3] Adegbesan O.O.; AyegbusiOlufunke O.; &AdetunjiLawal (2022) “Sustainable cement investigation into the pozzolanic potential of Kolanut ash (KPA)” A conference paper presentation at the 7 Asia Pacific internal congress of Modern sciences 4-5 Nov 2022 Jakarta Indonesia
[4] Akinboboye F, Ogunfayo I, and Dawodu H. (2012) Assessment of the severity of CO2 emmission from anthill soils used as replacement for shale in cement manufacture. International Journal of Academic Research in Business and Social Sciences, Vol 2, No 12,2012
[5] American Society for Testing and Materials (ASTM) (1997). Standard Specification for Coal Fly Ash and raw calcined natural possolan for use as a mineral admixture in concrete. ASTM C 618-97.
[6] Cline, J.A., Bijl, M., and Torrenueva, A. (2000). Coal fly ash as a soil conditioner for field crops in southern Ontario. J. Environ. Qual, 29, 1982.
[7] Malhotra V. and Mehta P (1996) Pozzolanic and cementitious materials In: Advances in concrete technology, Vol. 1. Amsterdam: Gordon and Breach 1996
[8] NSW Environment Protection Agency (2006). Protection of the Environment Operations (Waste) Regulation 2005—General Exemption Under Part 6. The fly ash and bottom ash from burning NSW or Queensland coal exemption 2006
[9] Shetty,M.S. 2004 Concrete Technology. New Delhi: S. Chand and Company
[10] Soyemi O.B. & Adegbesan O.O. (2020) “Flexural Properties of Concrete Beam Using Rice Husk Ash (RHA) a Partial Replacement of Cement” International Journal of Latest Technology in Engineering, Management & Applied Science (IJLTEMAS) June 2020
How to cite this paper
@article{1704468,
author = {Adegbesan Ololade O., Ayegbusi Olufunke A., Oguntade Omotolani I.},
title = {Influence of High Pozzolanic Agro-Wastes on Non-Pozzolanic Agro-Wastes},
journal = {Iconic Research And Engineering Journals},
year = {2023},
volume = {6},
number = {11},
pages = {506-509},
issn = {2456-8880},
url = {https://www.irejournals.com/formatedpaper/1704468.pdf},
abstract = {The rising cost of cement coupled with the release of toxic gases during production has necessitated researching into the pozzolanic potentials agro-wastes that are been indiscriminately disposed thereby constituting environmental nuisance can be used in the construction industry
The pozzolanic capabilities of four agro-wastes namely Maize cob ash (MCA), guava leaf ash (GLA), Cocoa Pod ash (CCPA), and Almond pod ash (APA) determined using chemical analysis and X-ray fluorescence. Those that were not pozzolanic were thereafter mixed with those having high pozzolanic potentials and their physical characteristics and chemical composition compared the values stipulated in the ASTM requirements for pozzolans. The percentages of the oxide of MCA among the rest met the 70% requirement and the oxide of its mixture with nonpozzolanic GLA gave a value that only satisfied the 50% requirement for the material to be classified as Class C. The results showed that instead of discarding agro-wastes that are not pozzolanic, they can be mixed with those having high pozzolanic capabilities thereby making all agro-wastes potential materials that can be used for construction purposes.},
keywords = {Maize cob ash, Guava leaf ash, Pozzolans, Oxide, X-Ray Fluorescence},
month = {May},
}