Effect of Flyash on Post-Cyclic Behavior of Sand

This study focused on investigating the effect of FA addition on the post-cyclic behavior of sand by performing a series of undrained post-cyclic monotonic triaxial compression tests. The effect of four FA contents (i.e., 0, 2, 4, and 6% by dry weight), three pre-consolidation relative densities (i....

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Main Authors: Keramatikerman, M., Chegenizadeh, Amin, Nikraz, Hamid
Format: Journal Article
Published: Taylor & Francis Ltd. 2018
Online Access:http://hdl.handle.net/20.500.11937/69985
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author Keramatikerman, M.
Chegenizadeh, Amin
Nikraz, Hamid
author_facet Keramatikerman, M.
Chegenizadeh, Amin
Nikraz, Hamid
author_sort Keramatikerman, M.
building Curtin Institutional Repository
collection Online Access
description This study focused on investigating the effect of FA addition on the post-cyclic behavior of sand by performing a series of undrained post-cyclic monotonic triaxial compression tests. The effect of four FA contents (i.e., 0, 2, 4, and 6% by dry weight), three pre-consolidation relative densities (i.e., 20, 40, and 60%), and three initial mean effective stresses (i.e., 50, 70, and 90 kPa) were investigated. To conduct the post-cyclic tests, initially the cyclic loadings were applied until desired pore water pressure ratio (ru) values, and then the post-cyclic test was initiated. Also, a series of undrained monotonic triaxial tests were conducted to investigate the effect of zero pore water pressure ratio (ru = 0). The results showed that increasing the FA content is effective to increase the ultimate deviatoric strength (qu) of the sand. Also, investigations showed that the FA-treated specimens have a greater quvalue at a higher relative density and lower initial mean effective stress.
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institution Curtin University Malaysia
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publishDate 2018
publisher Taylor & Francis Ltd.
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spelling curtin-20.500.11937-699852018-09-06T04:51:36Z Effect of Flyash on Post-Cyclic Behavior of Sand Keramatikerman, M. Chegenizadeh, Amin Nikraz, Hamid This study focused on investigating the effect of FA addition on the post-cyclic behavior of sand by performing a series of undrained post-cyclic monotonic triaxial compression tests. The effect of four FA contents (i.e., 0, 2, 4, and 6% by dry weight), three pre-consolidation relative densities (i.e., 20, 40, and 60%), and three initial mean effective stresses (i.e., 50, 70, and 90 kPa) were investigated. To conduct the post-cyclic tests, initially the cyclic loadings were applied until desired pore water pressure ratio (ru) values, and then the post-cyclic test was initiated. Also, a series of undrained monotonic triaxial tests were conducted to investigate the effect of zero pore water pressure ratio (ru = 0). The results showed that increasing the FA content is effective to increase the ultimate deviatoric strength (qu) of the sand. Also, investigations showed that the FA-treated specimens have a greater quvalue at a higher relative density and lower initial mean effective stress. 2018 Journal Article http://hdl.handle.net/20.500.11937/69985 10.1080/13632469.2018.1494643 Taylor & Francis Ltd. restricted
spellingShingle Keramatikerman, M.
Chegenizadeh, Amin
Nikraz, Hamid
Effect of Flyash on Post-Cyclic Behavior of Sand
title Effect of Flyash on Post-Cyclic Behavior of Sand
title_full Effect of Flyash on Post-Cyclic Behavior of Sand
title_fullStr Effect of Flyash on Post-Cyclic Behavior of Sand
title_full_unstemmed Effect of Flyash on Post-Cyclic Behavior of Sand
title_short Effect of Flyash on Post-Cyclic Behavior of Sand
title_sort effect of flyash on post-cyclic behavior of sand
url http://hdl.handle.net/20.500.11937/69985