Influence of Fly Ash Addition on Behavior of Soft Clayey Soil

This paper investigates the impact of the fly Ash addition on the Geotechnical properties of soft soil as well as chooses the optimum percentage added of fly ash. To understand the behavior of fly ash mixed with soil, a number of laboratory experiments testing conducted on clayey soil-fly ash mixtur...

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Main Authors: Hussein Karim, Zeena Samueel, Adel Jassem
Format: Article
Language:English
Published: Unviversity of Technology- Iraq 2020-05-01
Series:Engineering and Technology Journal
Subjects:
Online Access:https://etj.uotechnology.edu.iq/article_168953_8aad2a57198ba0ad15617081ccfd7cf9.pdf
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author Hussein Karim
Zeena Samueel
Adel Jassem
author_facet Hussein Karim
Zeena Samueel
Adel Jassem
author_sort Hussein Karim
collection DOAJ
description This paper investigates the impact of the fly Ash addition on the Geotechnical properties of soft soil as well as chooses the optimum percentage added of fly ash. To understand the behavior of fly ash mixed with soil, a number of laboratory experiments testing conducted on clayey soil-fly ash mixture in several percentages (5,10,15,20,25, and 30%) as Atterberg test, Specific gravity test, compaction test, California Bearing Ratio (C.B.R) Test, Unconfined Compressive Strength (UCS) Test, Consolidation Test. Test results indicate rising in plastic limit and liquid limit as fly ash adding. Specific gravity decreased essentially by adding fly ash. Whereas there was falling on the Dry unit weight value with the contract to the decreasing in the water content. The CBR and UCS values were increased with increasing fly ash content. 20% was the optimum fly Ash content. This study also benefits the effective use of fly ash and thus a cost-effective method for improving the soil properties.
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spelling doaj.art-c75abe9a79c84208ae4c9c79fab222512024-02-01T07:32:52ZengUnviversity of Technology- IraqEngineering and Technology Journal1681-69002412-07582020-05-01385A69870610.30684/etj.v38i5A.426168953Influence of Fly Ash Addition on Behavior of Soft Clayey SoilHussein Karim0Zeena Samueel1Adel Jassem2Civil Engineering Department , University of Technology, Iraq,Civil Engineering Dep., University of Technology, Baghdad, Iraq.Civil Engineering Dep., University of Technology, Baghdad, Iraq.This paper investigates the impact of the fly Ash addition on the Geotechnical properties of soft soil as well as chooses the optimum percentage added of fly ash. To understand the behavior of fly ash mixed with soil, a number of laboratory experiments testing conducted on clayey soil-fly ash mixture in several percentages (5,10,15,20,25, and 30%) as Atterberg test, Specific gravity test, compaction test, California Bearing Ratio (C.B.R) Test, Unconfined Compressive Strength (UCS) Test, Consolidation Test. Test results indicate rising in plastic limit and liquid limit as fly ash adding. Specific gravity decreased essentially by adding fly ash. Whereas there was falling on the Dry unit weight value with the contract to the decreasing in the water content. The CBR and UCS values were increased with increasing fly ash content. 20% was the optimum fly Ash content. This study also benefits the effective use of fly ash and thus a cost-effective method for improving the soil properties.https://etj.uotechnology.edu.iq/article_168953_8aad2a57198ba0ad15617081ccfd7cf9.pdfsoft soilfly ashsoil treatmentstabilization
spellingShingle Hussein Karim
Zeena Samueel
Adel Jassem
Influence of Fly Ash Addition on Behavior of Soft Clayey Soil
Engineering and Technology Journal
soft soil
fly ash
soil treatment
stabilization
title Influence of Fly Ash Addition on Behavior of Soft Clayey Soil
title_full Influence of Fly Ash Addition on Behavior of Soft Clayey Soil
title_fullStr Influence of Fly Ash Addition on Behavior of Soft Clayey Soil
title_full_unstemmed Influence of Fly Ash Addition on Behavior of Soft Clayey Soil
title_short Influence of Fly Ash Addition on Behavior of Soft Clayey Soil
title_sort influence of fly ash addition on behavior of soft clayey soil
topic soft soil
fly ash
soil treatment
stabilization
url https://etj.uotechnology.edu.iq/article_168953_8aad2a57198ba0ad15617081ccfd7cf9.pdf
work_keys_str_mv AT husseinkarim influenceofflyashadditiononbehaviorofsoftclayeysoil
AT zeenasamueel influenceofflyashadditiononbehaviorofsoftclayeysoil
AT adeljassem influenceofflyashadditiononbehaviorofsoftclayeysoil