Stability of Geogrid Reinforced Embankment on Soft Clay

The reinforcement by geotextiles or geogrids helps to improve the embankment stability and guarantee more uniform settlement. The factors effect on the stability of the reinforced embankment on soft clay, in terms of slope stability and sliding resistance has been studied using a finite element prog...

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Main Author: Moamen E. Abd El Raouf
Format: Article
Language:Arabic
Published: Assiut University, Faculty of Engineering 2020-09-01
Series:JES: Journal of Engineering Sciences
Subjects:
Online Access:https://jesaun.journals.ekb.eg/article_112941_abdf3556d66f5c2f6cc65716a2c652d2.pdf
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author Moamen E. Abd El Raouf
author_facet Moamen E. Abd El Raouf
author_sort Moamen E. Abd El Raouf
collection DOAJ
description The reinforcement by geotextiles or geogrids helps to improve the embankment stability and guarantee more uniform settlement. The factors effect on the stability of the reinforced embankment on soft clay, in terms of slope stability and sliding resistance has been studied using a finite element program (GEO5 program). In this paper, the effect of geogrid Spacing, the height of the first geogrid layer, unit weight of embankment fill, and the angle of internal friction was studied. The numerical model results indicated that the optimum spacing between the geogrid layers is 0.5 m.  Increasing the angle of internal friction for the embankment fill causes to increase the factors of safety. Increasing the density of the embankment fill causes to decrease the factors of safety. Also, it was recommended to install the first geogrid layer between the embankment base and underlying soft clay layer without any vertical distance.
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spelling doaj.art-aa5227065a184e49ae6f0cc4c2e62ed92023-01-04T14:21:07ZaraAssiut University, Faculty of EngineeringJES: Journal of Engineering Sciences1687-05302356-85502020-09-0148No 583084410.21608/jesaun.2020.112941112941Stability of Geogrid Reinforced Embankment on Soft ClayMoamen E. Abd El Raouf0Civil Engineering Department, Faculty of Engineering, Al- Azhar university, Qena, EgyptThe reinforcement by geotextiles or geogrids helps to improve the embankment stability and guarantee more uniform settlement. The factors effect on the stability of the reinforced embankment on soft clay, in terms of slope stability and sliding resistance has been studied using a finite element program (GEO5 program). In this paper, the effect of geogrid Spacing, the height of the first geogrid layer, unit weight of embankment fill, and the angle of internal friction was studied. The numerical model results indicated that the optimum spacing between the geogrid layers is 0.5 m.  Increasing the angle of internal friction for the embankment fill causes to increase the factors of safety. Increasing the density of the embankment fill causes to decrease the factors of safety. Also, it was recommended to install the first geogrid layer between the embankment base and underlying soft clay layer without any vertical distance.https://jesaun.journals.ekb.eg/article_112941_abdf3556d66f5c2f6cc65716a2c652d2.pdfreinforced embankmentgeogridsoft claylateral slidingstability of slope
spellingShingle Moamen E. Abd El Raouf
Stability of Geogrid Reinforced Embankment on Soft Clay
JES: Journal of Engineering Sciences
reinforced embankment
geogrid
soft clay
lateral sliding
stability of slope
title Stability of Geogrid Reinforced Embankment on Soft Clay
title_full Stability of Geogrid Reinforced Embankment on Soft Clay
title_fullStr Stability of Geogrid Reinforced Embankment on Soft Clay
title_full_unstemmed Stability of Geogrid Reinforced Embankment on Soft Clay
title_short Stability of Geogrid Reinforced Embankment on Soft Clay
title_sort stability of geogrid reinforced embankment on soft clay
topic reinforced embankment
geogrid
soft clay
lateral sliding
stability of slope
url https://jesaun.journals.ekb.eg/article_112941_abdf3556d66f5c2f6cc65716a2c652d2.pdf
work_keys_str_mv AT moameneabdelraouf stabilityofgeogridreinforcedembankmentonsoftclay