Publication:
The effect of fly ash to alkaline activator ratio to the mechanical properties of stabilized lateritic soil using fly ash based geopolymer

cris.author.scopus-author-id 57195987713
cris.author.scopus-author-id 55779052600
cris.author.scopus-author-id 51161919900
cris.author.scopus-author-id 53164519100
cris.author.scopus-author-id 57213219976
cris.author.scopus-author-id 58560707600
cris.virtual.department Universiti Malaysia Perlis
cris.virtual.department Universiti Malaysia Perlis
cris.virtual.department Universiti Malaysia Perlis
cris.virtualsource.department 2313508a-7e83-4313-9858-281ec5a90c8a
cris.virtualsource.department c98b0550-6798-48b9-b29b-d28c8f727bf4
cris.virtualsource.department 1fb76e68-0c75-4529-ac9f-cf51941493f8
dc.contributor.author Muhammad Munsif Ahmad
dc.contributor.author Khairunnisa Muhamad
dc.contributor.author Razak R.A.
dc.contributor.author Mohd. Mustafa Al Bakri Abdullah
dc.contributor.author Othman N.A.F.
dc.contributor.author Nurul Huda H.
dc.date.accessioned 2024-09-27T14:56:29Z
dc.date.available 2024-09-27T14:56:29Z
dc.date.issued 2023-01-01
dc.description.abstract Stabilization of fill soil improve its physical and mechanical properties and led to better load carrying capacity and enable steeper temporary slope to be formed during construction period. In this study an industrial by-product, fly-ash (FA), was used as precursor to produce geopolymer as chemical stabilizer to improve the physical and mechanical properties of fill soil. Sodium silicate solution (Na2SiO3) and sodium hydroxide (NaOH) at a concentration of 15 molars were combined as the liquid alkaline activator (AA). The effect of different fly ash to alkaline activator ratio (0, 1.0, 1.5, 2.5 and 3.0) on the physical and mechanical properties of treated fill soil were measured using Atterberg limit test and unconfined compressive strength (UCS) test. All sample were tested at 1 day and 3 days of curing period under room temperature. The result indicates that the highest compressive strength is obtained with fly ash to alkaline activator ratio of 2.5 for both 1 day and 3 days of curing. In addition, the plasticity index of the treated sample for all fly ash/alkaline activator were lower than that of the untreated fill soil.
dc.identifier.doi 10.1088/1755-1315/1216/1/012029
dc.identifier.scopus 2-s2.0-85169558231
dc.identifier.uri https://hdl.handle.net/20.500.14170/5003
dc.relation.grantno undefined
dc.relation.ispartof IOP Conference Series: Earth and Environmental Science
dc.relation.ispartofseries IOP Conference Series: Earth and Environmental Science
dc.relation.issn 17551307
dc.rights open access
dc.title The effect of fly ash to alkaline activator ratio to the mechanical properties of stabilized lateritic soil using fly ash based geopolymer
dc.type Conference Proceeding
dspace.entity.type Publication
oaire.citation.issue 1
oaire.citation.volume 1216
oairecerif.affiliation.orgunit Universiti Malaysia Perlis
oairecerif.affiliation.orgunit Universiti Malaysia Perlis
oairecerif.affiliation.orgunit Universiti Malaysia Perlis
oairecerif.affiliation.orgunit Universiti Malaysia Perlis
oairecerif.affiliation.orgunit Universiti Malaysia Perlis
oairecerif.affiliation.orgunit Universiti Malaysia Perlis
oairecerif.author.affiliation Universiti Malaysia Perlis
oairecerif.author.affiliation Universiti Malaysia Perlis
oairecerif.author.affiliation #PLACEHOLDER_PARENT_METADATA_VALUE#
oairecerif.author.affiliation Universiti Malaysia Perlis
oairecerif.author.affiliation #PLACEHOLDER_PARENT_METADATA_VALUE#
oairecerif.author.affiliation Universiti Malaysia Perlis
oairecerif.citation.number 012029
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person.identifier.scopus-author-id 57195987713
person.identifier.scopus-author-id 55779052600
person.identifier.scopus-author-id 51161919900
person.identifier.scopus-author-id 53164519100
person.identifier.scopus-author-id 57213219976
person.identifier.scopus-author-id 58560707600
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