Shear strength parameters of improved organic soil by calcium base stabilizer

The stabilization of soils with additives is a chemically modified method that can be used to improve soils with weak engineering properties. The stabilizing mechanisms of non-traditional additives are not fully understood, and their proprietary chemical composition makes it very difficult to evalua...

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Main Author:	Hassan, Norlizawati
Format:	Thesis
Language:	English
Published:	2015
Subjects:	TA Engineering (General) Civil engineering (General)
Online Access:	http://eprints.utm.my/id/eprint/53930/1/NorlizawatiHassanMFKA2015.pdf
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id	my-utm-ep.53930
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spelling	my-utm-ep.539302020-10-08T04:23:30Z Shear strength parameters of improved organic soil by calcium base stabilizer 2015-06 Hassan, Norlizawati TA Engineering (General). Civil engineering (General) The stabilization of soils with additives is a chemically modified method that can be used to improve soils with weak engineering properties. The stabilizing mechanisms of non-traditional additives are not fully understood, and their proprietary chemical composition makes it very difficult to evaluate the stabilizing mechanisms and predict their performance. The present research aimed to determine the strength of peat soil stabilized with calcium base stabilizer in different percentage. To determine the physical reaction of SH-85 for the soil stabilization and to determine to microstructural characteristics behavior of organic soils treated with SH-85. Several test will be carried out such as Atterberg Limit, Specific Gravity, Standard Proctor Test and Unconfined Compressive Strength Test (UCS) were performed after time frame 3, 7 and 28 days as curing time with different percentage of SH-85 (3 o 15%), respectively. These tests used to assess the engineering and shear properties of the stabilized organic soil. Apart from the physicochemical characteristics of the stabilized organic, scanning electron microscopy (FESEM) test were also carried out to study the ongoing microstructural changes. Based on the results from UCS test it was found that the specified additives can increase the peat soils strength, as the increment of SH-85 is around 10 times more than untreated soil respectively, which is gained first 7 days of curing. Scanning electron microscopy results shows that the porosity of untreated soil filled by the new cementitious products. 2015-06 Thesis http://eprints.utm.my/id/eprint/53930/ http://eprints.utm.my/id/eprint/53930/1/NorlizawatiHassanMFKA2015.pdf application/pdf en public http://dms.library.utm.my:8080/vital/access/manager/Repository/vital:85417 masters Universiti Teknologi Malaysia, Faculty of Civil Engineering Faculty of Civil Engineering
institution	Universiti Teknologi Malaysia
collection	UTM Institutional Repository
language	English
topic	TA Engineering (General) Civil engineering (General)
spellingShingle	TA Engineering (General) Civil engineering (General) Hassan, Norlizawati Shear strength parameters of improved organic soil by calcium base stabilizer
description	The stabilization of soils with additives is a chemically modified method that can be used to improve soils with weak engineering properties. The stabilizing mechanisms of non-traditional additives are not fully understood, and their proprietary chemical composition makes it very difficult to evaluate the stabilizing mechanisms and predict their performance. The present research aimed to determine the strength of peat soil stabilized with calcium base stabilizer in different percentage. To determine the physical reaction of SH-85 for the soil stabilization and to determine to microstructural characteristics behavior of organic soils treated with SH-85. Several test will be carried out such as Atterberg Limit, Specific Gravity, Standard Proctor Test and Unconfined Compressive Strength Test (UCS) were performed after time frame 3, 7 and 28 days as curing time with different percentage of SH-85 (3 o 15%), respectively. These tests used to assess the engineering and shear properties of the stabilized organic soil. Apart from the physicochemical characteristics of the stabilized organic, scanning electron microscopy (FESEM) test were also carried out to study the ongoing microstructural changes. Based on the results from UCS test it was found that the specified additives can increase the peat soils strength, as the increment of SH-85 is around 10 times more than untreated soil respectively, which is gained first 7 days of curing. Scanning electron microscopy results shows that the porosity of untreated soil filled by the new cementitious products.
format	Thesis
qualification_level	Master's degree
author	Hassan, Norlizawati
author_facet	Hassan, Norlizawati
author_sort	Hassan, Norlizawati
title	Shear strength parameters of improved organic soil by calcium base stabilizer
title_short	Shear strength parameters of improved organic soil by calcium base stabilizer
title_full	Shear strength parameters of improved organic soil by calcium base stabilizer
title_fullStr	Shear strength parameters of improved organic soil by calcium base stabilizer
title_full_unstemmed	Shear strength parameters of improved organic soil by calcium base stabilizer
title_sort	shear strength parameters of improved organic soil by calcium base stabilizer
granting_institution	Universiti Teknologi Malaysia, Faculty of Civil Engineering
granting_department	Faculty of Civil Engineering
publishDate	2015
url	http://eprints.utm.my/id/eprint/53930/1/NorlizawatiHassanMFKA2015.pdf
_version_	1747817660343648256

Shear strength parameters of improved organic soil by calcium base stabilizer

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