Classification and properties of duricrusts for excavation purpose

Although certain characteristics of duricrusts display a strong resemblance to clastic sedimentary rocks, in terms of lithology, they cannot be classified as rock. These ambiguities on classification may lead to several problems associated with excavation of duricrusts, particularly with regard to m...

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Main Authors: Mohd. Amin, Mohd. For, Chan, Sook Huei, Jamaluddin, Tajul Anwar
Format: Article
Language:English
English
Published: Faculty of Civil Engineering, Universiti Teknologi Malaysia 2007
Subjects:
Online Access:http://eprints.utm.my/8418/1/MFMAmin2007-Classification_And_Properties_Of_Duricrusts.pdf
http://eprints.utm.my/8418/3/index.html
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author Mohd. Amin, Mohd. For
Chan, Sook Huei
Jamaluddin, Tajul Anwar
author_facet Mohd. Amin, Mohd. For
Chan, Sook Huei
Jamaluddin, Tajul Anwar
author_sort Mohd. Amin, Mohd. For
collection ePrints
description Although certain characteristics of duricrusts display a strong resemblance to clastic sedimentary rocks, in terms of lithology, they cannot be classified as rock. These ambiguities on classification may lead to several problems associated with excavation of duricrusts, particularly with regard to method used and rate of payment. In an attempt to draw some guidelines in evaluating the degree of excavatability of duricrusts, this paper highlights some of the fundamental differences and similarities between duricrusts and clastic sedimentary rocks. Laboratory and field data show that, in terms of texture and strength, duricrusts exhibit strong similarities to clastic sedimentary rocks. However, the origin of duricrusts does not fulfill the criteria for classification as rock. As such, for certain geologic materials, lithologic classification alone may not be sufficient to reflect their excavatability. Further verification on the material properties is also an essential aspect to be considered.
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spelling utm.eprints-84182014-01-12T07:08:30Z http://eprints.utm.my/8418/ Classification and properties of duricrusts for excavation purpose Mohd. Amin, Mohd. For Chan, Sook Huei Jamaluddin, Tajul Anwar TA Engineering (General). Civil engineering (General) Although certain characteristics of duricrusts display a strong resemblance to clastic sedimentary rocks, in terms of lithology, they cannot be classified as rock. These ambiguities on classification may lead to several problems associated with excavation of duricrusts, particularly with regard to method used and rate of payment. In an attempt to draw some guidelines in evaluating the degree of excavatability of duricrusts, this paper highlights some of the fundamental differences and similarities between duricrusts and clastic sedimentary rocks. Laboratory and field data show that, in terms of texture and strength, duricrusts exhibit strong similarities to clastic sedimentary rocks. However, the origin of duricrusts does not fulfill the criteria for classification as rock. As such, for certain geologic materials, lithologic classification alone may not be sufficient to reflect their excavatability. Further verification on the material properties is also an essential aspect to be considered. Faculty of Civil Engineering, Universiti Teknologi Malaysia 2007 Article PeerReviewed application/pdf en http://eprints.utm.my/8418/1/MFMAmin2007-Classification_And_Properties_Of_Duricrusts.pdf text/html en http://eprints.utm.my/8418/3/index.html Mohd. Amin, Mohd. For and Chan, Sook Huei and Jamaluddin, Tajul Anwar (2007) Classification and properties of duricrusts for excavation purpose. Malaysian Journal of Civil Engineering, 19 (2). pp. 117-127. ISSN 1823-7843
spellingShingle TA Engineering (General). Civil engineering (General)
Mohd. Amin, Mohd. For
Chan, Sook Huei
Jamaluddin, Tajul Anwar
Classification and properties of duricrusts for excavation purpose
title Classification and properties of duricrusts for excavation purpose
title_full Classification and properties of duricrusts for excavation purpose
title_fullStr Classification and properties of duricrusts for excavation purpose
title_full_unstemmed Classification and properties of duricrusts for excavation purpose
title_short Classification and properties of duricrusts for excavation purpose
title_sort classification and properties of duricrusts for excavation purpose
topic TA Engineering (General). Civil engineering (General)
url http://eprints.utm.my/8418/1/MFMAmin2007-Classification_And_Properties_Of_Duricrusts.pdf
http://eprints.utm.my/8418/3/index.html
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