The Effect of Polymer-Fiber Stabilization on the Unconfined Compressive Strength and Shear Strength of Sand

The mixed soil stabilizer of polyurethane organic polymer and polypropylene fiber was used to reinforce sand. The unconfined compressive test and direct shear test were carried out to evaluate the effects of polymer-fiber reinforced sand. The different contents of polymer and fiber were selected for...

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Main Authors: Jin Liu, Qiao Feng, Yong Wang, Yuxia Bai, Jihong Wei, Zezhuo Song
Format: Article
Language:English
Published: Wiley 2017-01-01
Series:Advances in Materials Science and Engineering
Online Access:http://dx.doi.org/10.1155/2017/2370763
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author Jin Liu
Qiao Feng
Yong Wang
Yuxia Bai
Jihong Wei
Zezhuo Song
author_facet Jin Liu
Qiao Feng
Yong Wang
Yuxia Bai
Jihong Wei
Zezhuo Song
author_sort Jin Liu
collection DOAJ
description The mixed soil stabilizer of polyurethane organic polymer and polypropylene fiber was used to reinforce sand. The unconfined compressive test and direct shear test were carried out to evaluate the effects of polymer-fiber reinforced sand. The different contents of polymer and fiber were selected for the tests. The test results indicated that polymer-fiber mixture can improve strongly the strength of sand. The presence of polyurethane organic polymer enhances sand structural stability and the best composition of polymer and fiber was 4% and 0.2–0.3% of dry sand, respectively. Based on the test results and images of scanning electron microscope (SEM), the reinforcement mechanism was analyzed. The research results can be considered as the reference for sand reinforced engineering.
format Article
id doaj-art-d8003535108349af928ec35df7ad75bd
institution Kabale University
issn 1687-8434
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language English
publishDate 2017-01-01
publisher Wiley
record_format Article
series Advances in Materials Science and Engineering
spelling doaj-art-d8003535108349af928ec35df7ad75bd2025-02-03T07:25:22ZengWileyAdvances in Materials Science and Engineering1687-84341687-84422017-01-01201710.1155/2017/23707632370763The Effect of Polymer-Fiber Stabilization on the Unconfined Compressive Strength and Shear Strength of SandJin Liu0Qiao Feng1Yong Wang2Yuxia Bai3Jihong Wei4Zezhuo Song5School of Earth Sciences and Engineering, Hohai University, Nanjing 210098, ChinaSchool of Earth Sciences and Engineering, Hohai University, Nanjing 210098, ChinaSchool of Earth Sciences and Engineering, Hohai University, Nanjing 210098, ChinaSchool of Earth Sciences and Engineering, Hohai University, Nanjing 210098, ChinaSchool of Earth Sciences and Engineering, Hohai University, Nanjing 210098, ChinaSchool of Earth Sciences and Engineering, Hohai University, Nanjing 210098, ChinaThe mixed soil stabilizer of polyurethane organic polymer and polypropylene fiber was used to reinforce sand. The unconfined compressive test and direct shear test were carried out to evaluate the effects of polymer-fiber reinforced sand. The different contents of polymer and fiber were selected for the tests. The test results indicated that polymer-fiber mixture can improve strongly the strength of sand. The presence of polyurethane organic polymer enhances sand structural stability and the best composition of polymer and fiber was 4% and 0.2–0.3% of dry sand, respectively. Based on the test results and images of scanning electron microscope (SEM), the reinforcement mechanism was analyzed. The research results can be considered as the reference for sand reinforced engineering.http://dx.doi.org/10.1155/2017/2370763
spellingShingle Jin Liu
Qiao Feng
Yong Wang
Yuxia Bai
Jihong Wei
Zezhuo Song
The Effect of Polymer-Fiber Stabilization on the Unconfined Compressive Strength and Shear Strength of Sand
Advances in Materials Science and Engineering
title The Effect of Polymer-Fiber Stabilization on the Unconfined Compressive Strength and Shear Strength of Sand
title_full The Effect of Polymer-Fiber Stabilization on the Unconfined Compressive Strength and Shear Strength of Sand
title_fullStr The Effect of Polymer-Fiber Stabilization on the Unconfined Compressive Strength and Shear Strength of Sand
title_full_unstemmed The Effect of Polymer-Fiber Stabilization on the Unconfined Compressive Strength and Shear Strength of Sand
title_short The Effect of Polymer-Fiber Stabilization on the Unconfined Compressive Strength and Shear Strength of Sand
title_sort effect of polymer fiber stabilization on the unconfined compressive strength and shear strength of sand
url http://dx.doi.org/10.1155/2017/2370763
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