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Global Journal of Engineering Research
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License: CC BY
Data sources: UnpayWall
Global Journal of Engineering Research
Article . 2015 . Peer-reviewed
Data sources: Crossref
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Engineering properties of scoria concrete as a construction material

Authors: Aho, IM; Uungwa, SJ;

Engineering properties of scoria concrete as a construction material

Abstract

The weight and cost of plain concrete are part of the setbacks in its use for construction purposes especially in low-cost housing delivery. This paper reports the experimental results of samples of concrete produced from a mix combination of cement, fine aggregate (sand) and volcanic scoria as coarse aggregate. The scoria concrete so produced in mix ratio 1:2:4 was tested for compressive strength, flexural strength and water absorption capacity. Empirical values of those factors that affect concrete strength were equally determined, these included specific gravity, bulk density and fineness modulus. The quality of scoria as an aggregate was also assessed by carrying out crushing test, impact value and abrasion tests. The compressive strength and modulus of rupture for 28 – days samples of scoria concrete was 20.42N/mm2 and 6.08N/mm2 respectively. This compares well with plain concrete with compressive strength of 22.22N/mm2 and flexural strength of 7.14N/mm2. The results show that scoria concrete has sufficient strength to be used as a construction material.Keywords: Scoria concrete, Compressive strength, Modulus of rupture, Absorption capacity

Keywords

Scoria concrete, Compressive strength, Modulus of rupture, Absorption capacity

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selected citations
These citations are derived from selected sources.
This is an alternative to the "Influence" indicator, which also reflects the overall/total impact of an article in the research community at large, based on the underlying citation network (diachronically).
BIP!Citations provided by BIP!
popularity
This indicator reflects the "current" impact/attention (the "hype") of an article in the research community at large, based on the underlying citation network.
BIP!Popularity provided by BIP!
influence
This indicator reflects the overall/total impact of an article in the research community at large, based on the underlying citation network (diachronically).
BIP!Influence provided by BIP!
impulse
This indicator reflects the initial momentum of an article directly after its publication, based on the underlying citation network.
BIP!Impulse provided by BIP!
6
Top 10%
Average
Average
hybrid