Effect of ground granulated furnaces blast slag on kaolin properties

Kaolin is widely known to possess high compressibility and low strength that leads to infrastructure collapse. Nevertheless, it is crucial to produce soil with such properties because of its immense demand by the infrastructure section amidst the rapidly growing population in Malaysia. The soil must...

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Main Authors: Mohammed, A. M. A., Almthailee, Y. H. Y., Yunus, N. R. M., Hezmi, M. A.
Format: Article
Published: Construction Research Institute of Malaysia 2021
Subjects:
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author Mohammed, A. M. A.
Almthailee, Y. H. Y.
Yunus, N. R. M.
Hezmi, M. A.
author_facet Mohammed, A. M. A.
Almthailee, Y. H. Y.
Yunus, N. R. M.
Hezmi, M. A.
author_sort Mohammed, A. M. A.
collection ePrints
description Kaolin is widely known to possess high compressibility and low strength that leads to infrastructure collapse. Nevertheless, it is crucial to produce soil with such properties because of its immense demand by the infrastructure section amidst the rapidly growing population in Malaysia. The soil must be stabilised before construction so that several critical characteristics can be enhanced. Soil stabilisation finds extensive use in the treatment of the subgrade layers concerning road building. The objective of the study is to ascertain how the physical characteristics of kaolin change upon treatment with different concentrations of granulated ground furnaces blast slag (GGBS); changes in particle size and compaction properties are some areas of interest. Furthermore, the study assesses how a specific quantity of GGBS may be used for enhancing kaolin strength when it is cured for up to 28 days. Seven days curing time for 20% and 25% GGBS-kaolin blend leads to strength enhancement that exceeds the subgrade layer requirement. Considering the case of 25% GGBS-kaolin blend cured for 28 days, the maximum strength was determined to be 8.4 MPa. The inclusion of GGBS leads to changes in crystal phase and structure which can be observed using microstructure analysis.
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spelling utm.eprints-956882022-05-31T13:04:34Z http://eprints.utm.my/95688/ Effect of ground granulated furnaces blast slag on kaolin properties Mohammed, A. M. A. Almthailee, Y. H. Y. Yunus, N. R. M. Hezmi, M. A. TA Engineering (General). Civil engineering (General) Kaolin is widely known to possess high compressibility and low strength that leads to infrastructure collapse. Nevertheless, it is crucial to produce soil with such properties because of its immense demand by the infrastructure section amidst the rapidly growing population in Malaysia. The soil must be stabilised before construction so that several critical characteristics can be enhanced. Soil stabilisation finds extensive use in the treatment of the subgrade layers concerning road building. The objective of the study is to ascertain how the physical characteristics of kaolin change upon treatment with different concentrations of granulated ground furnaces blast slag (GGBS); changes in particle size and compaction properties are some areas of interest. Furthermore, the study assesses how a specific quantity of GGBS may be used for enhancing kaolin strength when it is cured for up to 28 days. Seven days curing time for 20% and 25% GGBS-kaolin blend leads to strength enhancement that exceeds the subgrade layer requirement. Considering the case of 25% GGBS-kaolin blend cured for 28 days, the maximum strength was determined to be 8.4 MPa. The inclusion of GGBS leads to changes in crystal phase and structure which can be observed using microstructure analysis. Construction Research Institute of Malaysia 2021 Article PeerReviewed Mohammed, A. M. A. and Almthailee, Y. H. Y. and Yunus, N. R. M. and Hezmi, M. A. (2021) Effect of ground granulated furnaces blast slag on kaolin properties. Malaysian Construction Research Journal, 13 . pp. 241-252. ISSN 1985-3807
spellingShingle TA Engineering (General). Civil engineering (General)
Mohammed, A. M. A.
Almthailee, Y. H. Y.
Yunus, N. R. M.
Hezmi, M. A.
Effect of ground granulated furnaces blast slag on kaolin properties
title Effect of ground granulated furnaces blast slag on kaolin properties
title_full Effect of ground granulated furnaces blast slag on kaolin properties
title_fullStr Effect of ground granulated furnaces blast slag on kaolin properties
title_full_unstemmed Effect of ground granulated furnaces blast slag on kaolin properties
title_short Effect of ground granulated furnaces blast slag on kaolin properties
title_sort effect of ground granulated furnaces blast slag on kaolin properties
topic TA Engineering (General). Civil engineering (General)
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AT yunusnrm effectofgroundgranulatedfurnacesblastslagonkaolinproperties
AT hezmima effectofgroundgranulatedfurnacesblastslagonkaolinproperties