Exploration of Method for Slope Stabilization Influenced by Unsaturated Soil

This study will lead to the analysis of unsaturated soil using Bishop’s Simplified method which is one method to analyze slope stability in method of slices. Bishop’s original formula of saturated soil was modified by adding the element of matric suction, ( ) a w   together with unsaturated fric...

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Main Authors: Ishak, M.F., Muhammad Farhan, Zolkepli
Format: Article
Language:en
Published: Publications International Lahore, Pakistan 2017
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Online Access:http://umpir.ump.edu.my/id/eprint/20549/1/Exploration%20of%20Methods%20for%20Slope%20Stabilization%20Influenced%20by%20Unsaturated%20Soil.pdf
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author Ishak, M.F.
Muhammad Farhan, Zolkepli
author_facet Ishak, M.F.
Muhammad Farhan, Zolkepli
author_sort Ishak, M.F.
building UMPSA Library
collection Institutional Repository
content_provider Universiti Malaysia Pahang Al-Sultan Abdullah
content_source UMPSA Institutional Repository
continent Asia
country Malaysia
description This study will lead to the analysis of unsaturated soil using Bishop’s Simplified method which is one method to analyze slope stability in method of slices. Bishop’s original formula of saturated soil was modified by adding the element of matric suction, ( ) a w   together with unsaturated friction angle,b  which is applicable for the analysis of unsaturated soil. In this study, 40 kPa of matric suctions was applied in the analysis for both Bishop and Fellenius methods. From the analysis, the results indicate that the factor of safety (FOS) value of Bishop’s Simplified method was 4.41 % higher than Fellenius’s method for 40 kPa suction, as the soil is in unsaturated condition. The reason for the relative accuracy of Bishop’s Simplified method is that in considering only the vertical equilibrium of any slice, there is no need to account for the horizontal components of the inter-slice forces.
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publisher Publications International Lahore, Pakistan
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spelling my.ump.umpir.205492018-02-23T02:08:08Z http://umpir.ump.edu.my/id/eprint/20549/ Exploration of Method for Slope Stabilization Influenced by Unsaturated Soil Ishak, M.F. Muhammad Farhan, Zolkepli TA Engineering (General). Civil engineering (General) This study will lead to the analysis of unsaturated soil using Bishop’s Simplified method which is one method to analyze slope stability in method of slices. Bishop’s original formula of saturated soil was modified by adding the element of matric suction, ( ) a w   together with unsaturated friction angle,b  which is applicable for the analysis of unsaturated soil. In this study, 40 kPa of matric suctions was applied in the analysis for both Bishop and Fellenius methods. From the analysis, the results indicate that the factor of safety (FOS) value of Bishop’s Simplified method was 4.41 % higher than Fellenius’s method for 40 kPa suction, as the soil is in unsaturated condition. The reason for the relative accuracy of Bishop’s Simplified method is that in considering only the vertical equilibrium of any slice, there is no need to account for the horizontal components of the inter-slice forces. Publications International Lahore, Pakistan 2017 Article PeerReviewed application/pdf en http://umpir.ump.edu.my/id/eprint/20549/1/Exploration%20of%20Methods%20for%20Slope%20Stabilization%20Influenced%20by%20Unsaturated%20Soil.pdf Ishak, M.F. and Muhammad Farhan, Zolkepli (2017) Exploration of Method for Slope Stabilization Influenced by Unsaturated Soil. Science International, 29 (1). pp. 105-108. ISSN 1013-5316. (Published) http://www.sci-int.com/Search?catid=80
spellingShingle TA Engineering (General). Civil engineering (General)
Ishak, M.F.
Muhammad Farhan, Zolkepli
Exploration of Method for Slope Stabilization Influenced by Unsaturated Soil
title Exploration of Method for Slope Stabilization Influenced by Unsaturated Soil
title_full Exploration of Method for Slope Stabilization Influenced by Unsaturated Soil
title_fullStr Exploration of Method for Slope Stabilization Influenced by Unsaturated Soil
title_full_unstemmed Exploration of Method for Slope Stabilization Influenced by Unsaturated Soil
title_short Exploration of Method for Slope Stabilization Influenced by Unsaturated Soil
title_sort exploration of method for slope stabilization influenced by unsaturated soil
topic TA Engineering (General). Civil engineering (General)
url http://umpir.ump.edu.my/id/eprint/20549/1/Exploration%20of%20Methods%20for%20Slope%20Stabilization%20Influenced%20by%20Unsaturated%20Soil.pdf
http://umpir.ump.edu.my/id/eprint/20549/
http://www.sci-int.com/Search?catid=80
url_provider http://umpir.ump.edu.my/