X-Ray Microtomography (μCT) as a Useful Tool for Visualization and Interpretation of Shear Strength Test Results

The paper demonstrates the applicability of X-ray microtomography (ìCT) to analysis of the results of shear strength examinations of clayey soils. The method of X-ray three-dimensional imaging offers new possibilities in soil testing. The work focuses on a non-destructive method of evaluation of spe...

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Main Authors: Stefaniuk Damian, Tankiewicz Matylda, Stróżyk Joanna
Format: Article
Language:English
Published: Sciendo 2015-02-01
Series:Studia Geotechnica et Mechanica
Subjects:
Online Access:http://www.degruyter.com/view/j/sgem.2014.36.issue-4/sgem-2014-0035/sgem-2014-0035.xml?format=INT
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author Stefaniuk Damian
Tankiewicz Matylda
Stróżyk Joanna
author_facet Stefaniuk Damian
Tankiewicz Matylda
Stróżyk Joanna
author_sort Stefaniuk Damian
collection DOAJ
description The paper demonstrates the applicability of X-ray microtomography (ìCT) to analysis of the results of shear strength examinations of clayey soils. The method of X-ray three-dimensional imaging offers new possibilities in soil testing. The work focuses on a non-destructive method of evaluation of specimen quality used in shear tests and mechanical behavior of soil. The paper presents the results of examination of 4 selected clayey soils. Specimens prepared for the triaxial test have been scanned using ìCT before and after the triaxial compression tests. The shear strength parameters of the soils have been estimated. Changes in soil structure caused by compression and shear failure have been presented as visualizations of the samples tested. This allowed for improved interpretation and evaluation of soil strength parameters and recognition of pre-existing fissures and the exact mode of failure. Basic geometrical parameters have been determined for selected cross-sections of specimens after failure. The test results indicate the utility of the method applied in soil testing.
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spelling doaj.art-9a043a81f97b4562a07f9a8baaad2dad2022-12-21T19:18:43ZengSciendoStudia Geotechnica et Mechanica0137-63652083-831X2015-02-01364475510.2478/sgem-2014-0035sgem-2014-0035X-Ray Microtomography (μCT) as a Useful Tool for Visualization and Interpretation of Shear Strength Test ResultsStefaniuk Damian0Tankiewicz Matylda1Stróżyk Joanna2Institute of Geotechnics and Hydrotechnics, Wrocaw University of TechnologyInstitute of Geotechnics and Hydrotechnics, Wrocaw University of TechnologyInstitute of Geotechnics and Hydrotechnics, Wrocaw University of TechnologyThe paper demonstrates the applicability of X-ray microtomography (ìCT) to analysis of the results of shear strength examinations of clayey soils. The method of X-ray three-dimensional imaging offers new possibilities in soil testing. The work focuses on a non-destructive method of evaluation of specimen quality used in shear tests and mechanical behavior of soil. The paper presents the results of examination of 4 selected clayey soils. Specimens prepared for the triaxial test have been scanned using ìCT before and after the triaxial compression tests. The shear strength parameters of the soils have been estimated. Changes in soil structure caused by compression and shear failure have been presented as visualizations of the samples tested. This allowed for improved interpretation and evaluation of soil strength parameters and recognition of pre-existing fissures and the exact mode of failure. Basic geometrical parameters have been determined for selected cross-sections of specimens after failure. The test results indicate the utility of the method applied in soil testing.http://www.degruyter.com/view/j/sgem.2014.36.issue-4/sgem-2014-0035/sgem-2014-0035.xml?format=INTX-ray microtomographyshear strengthshear planefine-grained soiltriaxial test
spellingShingle Stefaniuk Damian
Tankiewicz Matylda
Stróżyk Joanna
X-Ray Microtomography (μCT) as a Useful Tool for Visualization and Interpretation of Shear Strength Test Results
Studia Geotechnica et Mechanica
X-ray microtomography
shear strength
shear plane
fine-grained soil
triaxial test
title X-Ray Microtomography (μCT) as a Useful Tool for Visualization and Interpretation of Shear Strength Test Results
title_full X-Ray Microtomography (μCT) as a Useful Tool for Visualization and Interpretation of Shear Strength Test Results
title_fullStr X-Ray Microtomography (μCT) as a Useful Tool for Visualization and Interpretation of Shear Strength Test Results
title_full_unstemmed X-Ray Microtomography (μCT) as a Useful Tool for Visualization and Interpretation of Shear Strength Test Results
title_short X-Ray Microtomography (μCT) as a Useful Tool for Visualization and Interpretation of Shear Strength Test Results
title_sort x ray microtomography μct as a useful tool for visualization and interpretation of shear strength test results
topic X-ray microtomography
shear strength
shear plane
fine-grained soil
triaxial test
url http://www.degruyter.com/view/j/sgem.2014.36.issue-4/sgem-2014-0035/sgem-2014-0035.xml?format=INT
work_keys_str_mv AT stefaniukdamian xraymicrotomographymctasausefultoolforvisualizationandinterpretationofshearstrengthtestresults
AT tankiewiczmatylda xraymicrotomographymctasausefultoolforvisualizationandinterpretationofshearstrengthtestresults
AT strozykjoanna xraymicrotomographymctasausefultoolforvisualizationandinterpretationofshearstrengthtestresults