Classification and rippability of duricrusts

Strongly cemented or indurated sediments such as duricrusts exhibit certain properties that are similar to clastic sedimentary rocks. However, based on mode of formation, duricrusts cannot be classified as rock although their material properties bear a resemblance of rock. Consequently, excavation o...

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Main Authors: Mohd. Amin, Mohd. For, Chua, Jerry Kuo Sheng, Ismail, Fauzilah, Mohamad, Edy Tonnizam
Format: Article
Language:English
Published: Faculty of Civil Engineering, UTM 2005
Subjects:
Online Access:http://eprints.utm.my/8298/1/MohdAmin2005_ClassificationAndRippabilityOfDuricrusts.PDF
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author Mohd. Amin, Mohd. For
Chua, Jerry Kuo Sheng
Ismail, Fauzilah
Mohamad, Edy Tonnizam
author_facet Mohd. Amin, Mohd. For
Chua, Jerry Kuo Sheng
Ismail, Fauzilah
Mohamad, Edy Tonnizam
author_sort Mohd. Amin, Mohd. For
collection ePrints
description Strongly cemented or indurated sediments such as duricrusts exhibit certain properties that are similar to clastic sedimentary rocks. However, based on mode of formation, duricrusts cannot be classified as rock although their material properties bear a resemblance of rock. Consequently, excavation of this particular material in the field may lead to disputes between contractors and clients particularly pertaining to method of excavation and rate of payment for the excavation work. This paper discusses an initial study on duricrusts which emphasises on their mode of formation based on geological factors, and their material properties that are related to rippability. The initial study indicates that duricrusts can be classified according to their mode of formation and the types of cement matrix that are associated with their formation. In addition, duricrusts seem to exhibit similar properties as elastic sedimentary rocks consequently, ripping may be the suitable method for their excavation. A number of further assessments (laboratory and field tests) have been proposed for detailed verifications on the degree of rippability of these indurated sediments.
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spelling utm.eprints-82982010-06-02T01:53:55Z http://eprints.utm.my/8298/ Classification and rippability of duricrusts Mohd. Amin, Mohd. For Chua, Jerry Kuo Sheng Ismail, Fauzilah Mohamad, Edy Tonnizam TA Engineering (General). Civil engineering (General) Strongly cemented or indurated sediments such as duricrusts exhibit certain properties that are similar to clastic sedimentary rocks. However, based on mode of formation, duricrusts cannot be classified as rock although their material properties bear a resemblance of rock. Consequently, excavation of this particular material in the field may lead to disputes between contractors and clients particularly pertaining to method of excavation and rate of payment for the excavation work. This paper discusses an initial study on duricrusts which emphasises on their mode of formation based on geological factors, and their material properties that are related to rippability. The initial study indicates that duricrusts can be classified according to their mode of formation and the types of cement matrix that are associated with their formation. In addition, duricrusts seem to exhibit similar properties as elastic sedimentary rocks consequently, ripping may be the suitable method for their excavation. A number of further assessments (laboratory and field tests) have been proposed for detailed verifications on the degree of rippability of these indurated sediments. Faculty of Civil Engineering, UTM 2005 Article PeerReviewed application/pdf en http://eprints.utm.my/8298/1/MohdAmin2005_ClassificationAndRippabilityOfDuricrusts.PDF Mohd. Amin, Mohd. For and Chua, Jerry Kuo Sheng and Ismail, Fauzilah and Mohamad, Edy Tonnizam (2005) Classification and rippability of duricrusts. Jurnal Kejuruteraan Awam, 17 (2). pp. 18-29. ISSN 0128-0147 http://portal.psz.utm.my/psz/index.php?option=com_content&task=view&id=128&Itemid=305&PHPSESSID=81b664e998055f65b4ccff8f61bf7cb2
spellingShingle TA Engineering (General). Civil engineering (General)
Mohd. Amin, Mohd. For
Chua, Jerry Kuo Sheng
Ismail, Fauzilah
Mohamad, Edy Tonnizam
Classification and rippability of duricrusts
title Classification and rippability of duricrusts
title_full Classification and rippability of duricrusts
title_fullStr Classification and rippability of duricrusts
title_full_unstemmed Classification and rippability of duricrusts
title_short Classification and rippability of duricrusts
title_sort classification and rippability of duricrusts
topic TA Engineering (General). Civil engineering (General)
url http://eprints.utm.my/8298/1/MohdAmin2005_ClassificationAndRippabilityOfDuricrusts.PDF
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