An Evaluation of the Physical and Mechanical Properties of Coarse Aggregates Produced in Ogun State, Nigeria

Omopariola, S.S. and Jimoh, A.A. An Evaluation of the Physical and Mechanical Properties of Coarse Aggregates Produced in Ogun State, Nigeria. International Journal of Scientific & Engineering Research, 8 (11). pp. 1238-1240. ISSN 2229-5518

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Abstract

Coarse aggregate has been said to have strong influence on the properties, mix proportion and economy of fresh and hardened concrete. Personal on-site experience reveals that single size aggregates produced in some parts of Ogun State do not conform to grading requirements specified in [1]. This prompted the desire to investigate the compliance of the physical and mechanical properties of the aggregates to relevant standards. Samples of 9.5mm, 12.5mm, 19mm and 25mm aggregates were collected from four different quarry sites spread across the state. The Samples were tested for their Specific Gravities, water Absorptions, Moisture Contents, Aggregates Impact Value and Aggregates Crushing Value in accordance to the relevant standards. Test results reveals that all the samples conform to [2], [3], [4] and [5] respectively. It was therefore concluded that although the aggregates do not conform to grading specification in [1], but the physical and mechanical properties of all the aggregates tested meets the specified requirement in [2], [3], [4] and [5].

Item Type: Article
Uncontrolled Keywords: Evaluation, Physical, Mechanical, Properties, Aggregates
Subjects: T Technology > TA Engineering (General). Civil engineering (General)
T Technology > TE Highway engineering. Roads and pavements
Depositing User: Joy Oluwabukola Olayiwola
Date Deposited: 03 Jun 2021 11:46
Last Modified: 03 Jun 2021 11:46
URI: http://eprints.federalpolyilaro.edu.ng/id/eprint/1586

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