Seepage behavior of soil mixed with randomly distributed recycled plastic materials

Seepage through embankment fill materials is crucial issue in the construction of embankments for irrigation and drainage projects. Proper ground improvement methods should be used to improve the strength and stability characteristics of soil used as fill material. Utilization of waste plastic mater...

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Main Authors: V.P. Devipriya, S. Chandrakaran, K. Rangaswamy
Format: Article
Language:English
Published: Elsevier 2022-09-01
Series:Water Science and Engineering
Subjects:
Online Access:http://www.sciencedirect.com/science/article/pii/S1674237022000424
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author V.P. Devipriya
S. Chandrakaran
K. Rangaswamy
author_facet V.P. Devipriya
S. Chandrakaran
K. Rangaswamy
author_sort V.P. Devipriya
collection DOAJ
description Seepage through embankment fill materials is crucial issue in the construction of embankments for irrigation and drainage projects. Proper ground improvement methods should be used to improve the strength and stability characteristics of soil used as fill material. Utilization of waste plastic materials to enhance the engineering properties of soil is a sustainable approach. Additionally, the use of raw products directly from plastic recycling units in the form of flakes and pellets as soil additives has the potential to further enhance the economic benefits of this method. This study randomly mixed plastic materials with soil for use in the construction of earth embankments, such as river levees, dykes, and canal diversion structures, and evaluated the effectiveness of these materials in reducing seepage failures in hydraulic structures. To achieve these goals, this study collected high-density polyethylene (HDPE) plastic from plastic recycling units and used soil mixed with HDPE plastic in the form of flakes and pellets in different contents as embankment fill materials, then evaluated how these materials affected the piping features. Laboratory experiments were conducted to determine the seepage velocity and critical hydraulic gradient of soil mixed with plastics in various contents and to compare the values with those of plain soil. The results showed that random distribution of waste plastics in the form of flakes and pellets in soil is an effective method for improving the piping resistance of soil.
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spelling doaj.art-4aa7023c826c4411acd662144d54c9e22022-12-22T02:51:35ZengElsevierWater Science and Engineering1674-23702022-09-01153257264Seepage behavior of soil mixed with randomly distributed recycled plastic materialsV.P. Devipriya0S. Chandrakaran1K. Rangaswamy2Corresponding author.; Department of Civil Engineering, National Institute of Technology Calicut, Calicut 673601, IndiaDepartment of Civil Engineering, National Institute of Technology Calicut, Calicut 673601, IndiaDepartment of Civil Engineering, National Institute of Technology Calicut, Calicut 673601, IndiaSeepage through embankment fill materials is crucial issue in the construction of embankments for irrigation and drainage projects. Proper ground improvement methods should be used to improve the strength and stability characteristics of soil used as fill material. Utilization of waste plastic materials to enhance the engineering properties of soil is a sustainable approach. Additionally, the use of raw products directly from plastic recycling units in the form of flakes and pellets as soil additives has the potential to further enhance the economic benefits of this method. This study randomly mixed plastic materials with soil for use in the construction of earth embankments, such as river levees, dykes, and canal diversion structures, and evaluated the effectiveness of these materials in reducing seepage failures in hydraulic structures. To achieve these goals, this study collected high-density polyethylene (HDPE) plastic from plastic recycling units and used soil mixed with HDPE plastic in the form of flakes and pellets in different contents as embankment fill materials, then evaluated how these materials affected the piping features. Laboratory experiments were conducted to determine the seepage velocity and critical hydraulic gradient of soil mixed with plastics in various contents and to compare the values with those of plain soil. The results showed that random distribution of waste plastics in the form of flakes and pellets in soil is an effective method for improving the piping resistance of soil.http://www.sciencedirect.com/science/article/pii/S1674237022000424Earth embankmentsSeepageRecycled plasticsCritical hydraulic gradientPiping resistance
spellingShingle V.P. Devipriya
S. Chandrakaran
K. Rangaswamy
Seepage behavior of soil mixed with randomly distributed recycled plastic materials
Water Science and Engineering
Earth embankments
Seepage
Recycled plastics
Critical hydraulic gradient
Piping resistance
title Seepage behavior of soil mixed with randomly distributed recycled plastic materials
title_full Seepage behavior of soil mixed with randomly distributed recycled plastic materials
title_fullStr Seepage behavior of soil mixed with randomly distributed recycled plastic materials
title_full_unstemmed Seepage behavior of soil mixed with randomly distributed recycled plastic materials
title_short Seepage behavior of soil mixed with randomly distributed recycled plastic materials
title_sort seepage behavior of soil mixed with randomly distributed recycled plastic materials
topic Earth embankments
Seepage
Recycled plastics
Critical hydraulic gradient
Piping resistance
url http://www.sciencedirect.com/science/article/pii/S1674237022000424
work_keys_str_mv AT vpdevipriya seepagebehaviorofsoilmixedwithrandomlydistributedrecycledplasticmaterials
AT schandrakaran seepagebehaviorofsoilmixedwithrandomlydistributedrecycledplasticmaterials
AT krangaswamy seepagebehaviorofsoilmixedwithrandomlydistributedrecycledplasticmaterials