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International Journal of
Research in Advanced Engineering and Technology
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VOL. 10, ISSUE 2 (2024)
Improving the properties of adobe earth brick using groundnut shell ash and potassium hydroxide
Authors
Alka Umar Alka, Abdullahi Garba Musa, Aminu Shehu Yakubu, Abdullahi Musa
Abstract

Earth as a building material is available everywhere. Building materials are always regarded as essential components for constructing living spaces which would help in good habitation of human beings. In developing countries, earth construction is economically the most efficient means to house the greatest number of people with the least demand of resources. Traditional earth construction techniques such as adobe bricks suffer from water attack and cracks, thus they need to be continuously maintained to keep them in good condition.

This project studies the relationship between Gudum Sayawa laterite (Bauchi state), groundnut shell ash, and potassium hydroxide; and their compressive strength. The concentration (pH 10) of potassium hydroxide (KOH) was mixed with lateritic soil and groundnut shell ash of 2%,4%,6%,8% and 10% by weight. 12 bricks were molded for each mix ratio and were crush at intervals of 7, 14 and 28 days to determine the compressive strength. Water absorption test was carried out after 28 days after all the bricks increased and lost some particles in the water. The compressive strength and water absorption ratio of each mix ratio was determined. The lowest and highest result for compressive strengths at 0% and 6% were 1.03N/mm2 and 1.85N/mm2 for 7 days, 0% and 6% were 1.06N/mm2 and 1.68N/mm2 for 14 days, 0% and 6% were 1.11N/mm2 and 1.70N/mm2 for 28 days curing age respectively. This shows an increase in strength with stabilization. Compressive strength test carried out on the stabilized bricks showed an increase in strength than the un-stabilized or those gotten from the locality (0.28N/mm2). This signifies an increase in strength with stabilization. The study concluded that the use of Groundnut Shell Ash as filler in the production of bricks with (pH 10) Potassium Hydroxide KOH solution is suitable for use in the construction industry.
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Pages:1-4
How to cite this article:
Alka Umar Alka, Abdullahi Garba Musa, Aminu Shehu Yakubu, Abdullahi Musa "Improving the properties of adobe earth brick using groundnut shell ash and potassium hydroxide". International Journal of Research in Advanced Engineering and Technology, Vol 10, Issue 2, 2024, Pages 1-4
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