Comparison of Hand Crushed and Machine Crushed Coarse Aggregates on Concrete.

This research aimed at determining the difference in compressive strength of concrete of the same mix design produced by hand and machine-crushed coarse aggregates and the effect of the two types of coarse aggregates on compressive strength on concrete was investigated. The same source for both mach...

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Main Author: Ingabire, Peace
Format: Thesis
Language:English
Published: 2025
Subjects:
Online Access:http://hdl.handle.net/20.500.12493/2755
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author Ingabire, Peace
author_facet Ingabire, Peace
author_sort Ingabire, Peace
collection KAB-DR
description This research aimed at determining the difference in compressive strength of concrete of the same mix design produced by hand and machine-crushed coarse aggregates and the effect of the two types of coarse aggregates on compressive strength on concrete was investigated. The same source for both machine and hand-crushed coarse aggregates was considered so that the aggregates have the same physical and mechanical properties. Properties of concrete compounds such as water and cement were kept constant and no admixtures were used. Mix design for two types of coarse aggregates with the help of the design of normal concrete mixes by H.C. Erntroy and R.E. Franklins was conducted. Test cubes for fresh concrete were crushed after 7, 21, and 28 days of well-cured and stored conditions according to BS 1881 to obtain the compressive strength. Comparisons on compressive concrete strength were made between concrete made with hand and machine-crushed coarse aggregates and recommendations that suit the conditions at hand.
format Thesis
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spelling oai:idr.kab.ac.ug:20.500.12493-27552025-01-15T00:00:51Z Comparison of Hand Crushed and Machine Crushed Coarse Aggregates on Concrete. Ingabire, Peace Comparison Hand Crushed Machine Crushed Coarse Aggregates Concrete This research aimed at determining the difference in compressive strength of concrete of the same mix design produced by hand and machine-crushed coarse aggregates and the effect of the two types of coarse aggregates on compressive strength on concrete was investigated. The same source for both machine and hand-crushed coarse aggregates was considered so that the aggregates have the same physical and mechanical properties. Properties of concrete compounds such as water and cement were kept constant and no admixtures were used. Mix design for two types of coarse aggregates with the help of the design of normal concrete mixes by H.C. Erntroy and R.E. Franklins was conducted. Test cubes for fresh concrete were crushed after 7, 21, and 28 days of well-cured and stored conditions according to BS 1881 to obtain the compressive strength. Comparisons on compressive concrete strength were made between concrete made with hand and machine-crushed coarse aggregates and recommendations that suit the conditions at hand. 2025-01-14T07:25:14Z 2025-01-14T07:25:14Z 2024 Thesis Ingabire, Peace (2024). Comparison of Hand Crushed and Machine Crushed Coarse Aggregates on Concrete. Kabale: Kabale University. http://hdl.handle.net/20.500.12493/2755 en Attribution-NonCommercial-NoDerivs 3.0 United States http://creativecommons.org/licenses/by-nc-nd/3.0/us/ application/pdf
spellingShingle Comparison
Hand Crushed
Machine Crushed
Coarse Aggregates
Concrete
Ingabire, Peace
Comparison of Hand Crushed and Machine Crushed Coarse Aggregates on Concrete.
title Comparison of Hand Crushed and Machine Crushed Coarse Aggregates on Concrete.
title_full Comparison of Hand Crushed and Machine Crushed Coarse Aggregates on Concrete.
title_fullStr Comparison of Hand Crushed and Machine Crushed Coarse Aggregates on Concrete.
title_full_unstemmed Comparison of Hand Crushed and Machine Crushed Coarse Aggregates on Concrete.
title_short Comparison of Hand Crushed and Machine Crushed Coarse Aggregates on Concrete.
title_sort comparison of hand crushed and machine crushed coarse aggregates on concrete
topic Comparison
Hand Crushed
Machine Crushed
Coarse Aggregates
Concrete
url http://hdl.handle.net/20.500.12493/2755
work_keys_str_mv AT ingabirepeace comparisonofhandcrushedandmachinecrushedcoarseaggregatesonconcrete