Study on Stress and Strain Characteristics of Corners of Reinforced Earth Retaining Wall

In order to explore the stress and strain characteristics around the corner of reinforced earth retaining wall, a certain engineering example was selected as a study case, and a 3D numerical model was established. After that, the stress-strain characteristics of the corners and the inherent mechanic...

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Main Authors: Jianhui LONG, Hongqiang LI, Ziqiang SUN, Xiaojuan GUO
Format: Article
Language:English
Published: Editorial Office of Journal of Taiyuan University of Technology 2021-05-01
Series:Taiyuan Ligong Daxue xuebao
Subjects:
Online Access:https://tyutjournal.tyut.edu.cn/englishpaper/show-111.html
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author Jianhui LONG
Hongqiang LI
Ziqiang SUN
Xiaojuan GUO
author_facet Jianhui LONG
Hongqiang LI
Ziqiang SUN
Xiaojuan GUO
author_sort Jianhui LONG
collection DOAJ
description In order to explore the stress and strain characteristics around the corner of reinforced earth retaining wall, a certain engineering example was selected as a study case, and a 3D numerical model was established. After that, the stress-strain characteristics of the corners and the inherent mechanics principle were analyzed. The results show that the corners of the reinforced earth retaining wall are more prone to deformation and damage. The spatial shape of the potential fracture surface at the corner appears the shape of “circle chair”, which intersects with two wall surfaces. As for the distribution of grid tensile stress, the corner with “X” shape is completely different from the flat parts paralleling to the wall surface; The horizontal deformation of the corners occurs in both directions of the vertical and parallel walls, while the straight portions are only horizontally deformed in the direction of the vertical wall. There is a transition between the corner and the straight line, and the extent of the transition is related to the range of potential deformation and damage.
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spelling doaj.art-ccf52f3fc703444daab5671b9819cd9b2024-04-09T08:03:59ZengEditorial Office of Journal of Taiyuan University of TechnologyTaiyuan Ligong Daxue xuebao1007-94322021-05-0152336036510.16355/j.cnki.issn1007-9432tyut.2021.03.0051007-9432(2021)03-0360-06Study on Stress and Strain Characteristics of Corners of Reinforced Earth Retaining WallJianhui LONG0Hongqiang LI1Ziqiang SUN2Xiaojuan GUO3College of Mining Engineering, Taiyuan University of Technology, Taiyuan 030024, ChinaCollege of Mining Engineering, Taiyuan University of Technology, Taiyuan 030024, ChinaChina Construction Southwest Survey and Design Institute, Chengdu 610051, ChinaCollege of Mining Engineering, Taiyuan University of Technology, Taiyuan 030024, ChinaIn order to explore the stress and strain characteristics around the corner of reinforced earth retaining wall, a certain engineering example was selected as a study case, and a 3D numerical model was established. After that, the stress-strain characteristics of the corners and the inherent mechanics principle were analyzed. The results show that the corners of the reinforced earth retaining wall are more prone to deformation and damage. The spatial shape of the potential fracture surface at the corner appears the shape of “circle chair”, which intersects with two wall surfaces. As for the distribution of grid tensile stress, the corner with “X” shape is completely different from the flat parts paralleling to the wall surface; The horizontal deformation of the corners occurs in both directions of the vertical and parallel walls, while the straight portions are only horizontally deformed in the direction of the vertical wall. There is a transition between the corner and the straight line, and the extent of the transition is related to the range of potential deformation and damage.https://tyutjournal.tyut.edu.cn/englishpaper/show-111.htmlcorner partsretaining wallreinforced soilsnumerical simulationstress strain
spellingShingle Jianhui LONG
Hongqiang LI
Ziqiang SUN
Xiaojuan GUO
Study on Stress and Strain Characteristics of Corners of Reinforced Earth Retaining Wall
Taiyuan Ligong Daxue xuebao
corner parts
retaining wall
reinforced soils
numerical simulation
stress strain
title Study on Stress and Strain Characteristics of Corners of Reinforced Earth Retaining Wall
title_full Study on Stress and Strain Characteristics of Corners of Reinforced Earth Retaining Wall
title_fullStr Study on Stress and Strain Characteristics of Corners of Reinforced Earth Retaining Wall
title_full_unstemmed Study on Stress and Strain Characteristics of Corners of Reinforced Earth Retaining Wall
title_short Study on Stress and Strain Characteristics of Corners of Reinforced Earth Retaining Wall
title_sort study on stress and strain characteristics of corners of reinforced earth retaining wall
topic corner parts
retaining wall
reinforced soils
numerical simulation
stress strain
url https://tyutjournal.tyut.edu.cn/englishpaper/show-111.html
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AT hongqiangli studyonstressandstraincharacteristicsofcornersofreinforcedearthretainingwall
AT ziqiangsun studyonstressandstraincharacteristicsofcornersofreinforcedearthretainingwall
AT xiaojuanguo studyonstressandstraincharacteristicsofcornersofreinforcedearthretainingwall