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An Experimental Investigation on the Effect of Calcium Chloride As Dust Suppressant on the Strength of Unpaved Road

The quality of the gravel used in road construction has a profound positive impact on road service life. The potential use of calcium chloride as a dust control agent and material for stabilizing the base of unpaved roads has been researched. However, the quality of the gravel may be impacted if cal...

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Main Authors: Al Bargi, Walid Abdullah, Ali Khalifa, Nasradeen, Daniel, Basil David, Md. Rohani, Munzilah, Oluwasegun Samuel Odebiyi, Oluwasegun Samuel Odebiyi
Format: Article
Language:English
Published: uthm 2023
Subjects:
T Technology (General)
Online Access:http://eprints.uthm.edu.my/9537/1/J16060_8580b91de5f376b70188dfabd0600065.pdf
http://eprints.uthm.edu.my/9537/
https://doi.org/10.30880/ijscet.2023.14.02.013
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spelling my.uthm.eprints.95372023-08-02T03:47:02Z http://eprints.uthm.edu.my/9537/ An Experimental Investigation on the Effect of Calcium Chloride As Dust Suppressant on the Strength of Unpaved Road Al Bargi, Walid Abdullah Ali Khalifa, Nasradeen Daniel, Basil David Md. Rohani, Munzilah Oluwasegun Samuel Odebiyi, Oluwasegun Samuel Odebiyi T Technology (General) The quality of the gravel used in road construction has a profound positive impact on road service life. The potential use of calcium chloride as a dust control agent and material for stabilizing the base of unpaved roads has been researched. However, the quality of the gravel may be impacted if calcium chloride is introduced as a dust suppressant into it. The main aim of this research is to examine the increase in strength of soil specimens treated with calcium chloride and to evaluate how different proportions of calcium chloride as a dust suppressant and base stabilizer affect the California Bearing Ratio value of the soil samples. Mixtures of natural gravel and gravel with varying amounts of calcium chloride were analyzed for their Atterberg limits, grading, maximum dry density, CBR properties, and optimum moisture content. The changes in the characteristics of the gravel - calcium chloride mixtures were analyzed. It was found that the particle size distribution and Atterberg limits remained largely unchanged. However, the optimum moisture content (OMC) decreased from 9.2% to 7.6%, 7.4%, and 7.2% with calcium chloride added at percentages of 2 percent, 3 percent, and 4 percent per volume of dry soil, respectively. Observation of the mixture revealed an increase in the maximum dry density (MDD) as the ratios of calcium chloride were altered. The maximum dry density significantly increased from 2.15 Mg / m3 to 2.31 Mg/m3 , 2.35 Mg/m3 , and 2.36 Mg/m3 , respectively. Along with this, the California Bearing Ratio (CBR) demonstrated an improvement of 25% to 29%, 32%, and 36% at 95% compaction with an increase in the ratios of calcium chloride. The increase in dry density can be explained by the improved bonding between particles and the reduction of air voids. This increase in dry density, in turn, positively influences the California Bearing Ratio by transforming soil structure from a dispersed state to a flocculated state. It can be inferred from the results that calcium chloride has the potential to function as a stabilizer for unpaved roads. The findings of this study are expected to reduced life cycle costs for unpaved roads, provide insights for the best approach to materials analysis for unpaved roads, and contribute to environmental benefits by minimizing dust emissions into the atmosphere and reducing the release of chemicals into nature. uthm 2023 Article PeerReviewed text en http://eprints.uthm.edu.my/9537/1/J16060_8580b91de5f376b70188dfabd0600065.pdf Al Bargi, Walid Abdullah and Ali Khalifa, Nasradeen and Daniel, Basil David and Md. Rohani, Munzilah and Oluwasegun Samuel Odebiyi, Oluwasegun Samuel Odebiyi (2023) An Experimental Investigation on the Effect of Calcium Chloride As Dust Suppressant on the Strength of Unpaved Road. INTERNATIONAL JOURNAL OF SUSTAINABLE CONSTRUCTION ENGINEERING AND TECHNOLOGY, 14 (2). pp. 121-130. ISSN 2180-3242 https://doi.org/10.30880/ijscet.2023.14.02.013
institution Universiti Tun Hussein Onn Malaysia
building UTHM Library
collection Institutional Repository
continent Asia
country Malaysia
content_provider Universiti Tun Hussein Onn Malaysia
content_source UTHM Institutional Repository
url_provider http://eprints.uthm.edu.my/
language English
topic T Technology (General)
spellingShingle T Technology (General)
Al Bargi, Walid Abdullah
Ali Khalifa, Nasradeen
Daniel, Basil David
Md. Rohani, Munzilah
Oluwasegun Samuel Odebiyi, Oluwasegun Samuel Odebiyi
An Experimental Investigation on the Effect of Calcium Chloride As Dust Suppressant on the Strength of Unpaved Road
description The quality of the gravel used in road construction has a profound positive impact on road service life. The potential use of calcium chloride as a dust control agent and material for stabilizing the base of unpaved roads has been researched. However, the quality of the gravel may be impacted if calcium chloride is introduced as a dust suppressant into it. The main aim of this research is to examine the increase in strength of soil specimens treated with calcium chloride and to evaluate how different proportions of calcium chloride as a dust suppressant and base stabilizer affect the California Bearing Ratio value of the soil samples. Mixtures of natural gravel and gravel with varying amounts of calcium chloride were analyzed for their Atterberg limits, grading, maximum dry density, CBR properties, and optimum moisture content. The changes in the characteristics of the gravel - calcium chloride mixtures were analyzed. It was found that the particle size distribution and Atterberg limits remained largely unchanged. However, the optimum moisture content (OMC) decreased from 9.2% to 7.6%, 7.4%, and 7.2% with calcium chloride added at percentages of 2 percent, 3 percent, and 4 percent per volume of dry soil, respectively. Observation of the mixture revealed an increase in the maximum dry density (MDD) as the ratios of calcium chloride were altered. The maximum dry density significantly increased from 2.15 Mg / m3 to 2.31 Mg/m3 , 2.35 Mg/m3 , and 2.36 Mg/m3 , respectively. Along with this, the California Bearing Ratio (CBR) demonstrated an improvement of 25% to 29%, 32%, and 36% at 95% compaction with an increase in the ratios of calcium chloride. The increase in dry density can be explained by the improved bonding between particles and the reduction of air voids. This increase in dry density, in turn, positively influences the California Bearing Ratio by transforming soil structure from a dispersed state to a flocculated state. It can be inferred from the results that calcium chloride has the potential to function as a stabilizer for unpaved roads. The findings of this study are expected to reduced life cycle costs for unpaved roads, provide insights for the best approach to materials analysis for unpaved roads, and contribute to environmental benefits by minimizing dust emissions into the atmosphere and reducing the release of chemicals into nature.
format Article
author Al Bargi, Walid Abdullah
Ali Khalifa, Nasradeen
Daniel, Basil David
Md. Rohani, Munzilah
Oluwasegun Samuel Odebiyi, Oluwasegun Samuel Odebiyi
author_facet Al Bargi, Walid Abdullah
Ali Khalifa, Nasradeen
Daniel, Basil David
Md. Rohani, Munzilah
Oluwasegun Samuel Odebiyi, Oluwasegun Samuel Odebiyi
author_sort Al Bargi, Walid Abdullah
title An Experimental Investigation on the Effect of Calcium Chloride As Dust Suppressant on the Strength of Unpaved Road
title_short An Experimental Investigation on the Effect of Calcium Chloride As Dust Suppressant on the Strength of Unpaved Road
title_full An Experimental Investigation on the Effect of Calcium Chloride As Dust Suppressant on the Strength of Unpaved Road
title_fullStr An Experimental Investigation on the Effect of Calcium Chloride As Dust Suppressant on the Strength of Unpaved Road
title_full_unstemmed An Experimental Investigation on the Effect of Calcium Chloride As Dust Suppressant on the Strength of Unpaved Road
title_sort experimental investigation on the effect of calcium chloride as dust suppressant on the strength of unpaved road
publisher uthm
publishDate 2023
url http://eprints.uthm.edu.my/9537/1/J16060_8580b91de5f376b70188dfabd0600065.pdf
http://eprints.uthm.edu.my/9537/
https://doi.org/10.30880/ijscet.2023.14.02.013
_version_ 1773545914436157440
score 13.211869

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