Change in surface roughness of composite piles when pressing into the ground

The bearing capacity of piles on the ground is one of the main characteristics of pile foundations, which is responsible for its interaction with the ground. This characteristic depends on many factors: the granulometric composition of the soil, its moisture content, con-sistency, texture, as well a...

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Main Authors: Boyarintsev Andrey, Sukhov Timur, Tumashevskaia Elizaveta
Format: Article
Language:English
Published: EDP Sciences 2023-01-01
Series:E3S Web of Conferences
Online Access:https://www.e3s-conferences.org/articles/e3sconf/pdf/2023/08/e3sconf_afe2023_02018.pdf
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author Boyarintsev Andrey
Sukhov Timur
Tumashevskaia Elizaveta
author_facet Boyarintsev Andrey
Sukhov Timur
Tumashevskaia Elizaveta
author_sort Boyarintsev Andrey
collection DOAJ
description The bearing capacity of piles on the ground is one of the main characteristics of pile foundations, which is responsible for its interaction with the ground. This characteristic depends on many factors: the granulometric composition of the soil, its moisture content, con-sistency, texture, as well as the type and properties of the pile material. One of the main charac-teristics of the pile material is its surface roughness. In many studies, the dependence of the angle of friction of the soil against the material of the pile on the value of the roughness of its surface was noted. At the same time, all studies focused exclusively on the dependence of the angle of friction on the roughness, not paying attention to the possibility of its variability in the process of driving the pile into the ground. This goal was set in the framework of this study. Using a standard single-plane cutter, the passage of a composite pile at a distance of 0.5m was simulated at a depth of 10 m. Before and after the test, the surface roughness parameters were measured using the Seitronic PSh8-1 SS device. The results showed that after the test, the roughness of the fiberglass plate made on the basis of polyester resin by the pultrusion method decreased by 44.4%.
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spelling doaj.art-20174129b5c04dc995b408401f8b1a5a2023-03-09T11:17:21ZengEDP SciencesE3S Web of Conferences2267-12422023-01-013710201810.1051/e3sconf/202337102018e3sconf_afe2023_02018Change in surface roughness of composite piles when pressing into the groundBoyarintsev Andrey0Sukhov Timur1Tumashevskaia Elizaveta2Saint-Petersburg State University of Architecture and Civil EngineeringSaint-Petersburg State University of Architecture and Civil EngineeringSaint-Petersburg State University of Architecture and Civil EngineeringThe bearing capacity of piles on the ground is one of the main characteristics of pile foundations, which is responsible for its interaction with the ground. This characteristic depends on many factors: the granulometric composition of the soil, its moisture content, con-sistency, texture, as well as the type and properties of the pile material. One of the main charac-teristics of the pile material is its surface roughness. In many studies, the dependence of the angle of friction of the soil against the material of the pile on the value of the roughness of its surface was noted. At the same time, all studies focused exclusively on the dependence of the angle of friction on the roughness, not paying attention to the possibility of its variability in the process of driving the pile into the ground. This goal was set in the framework of this study. Using a standard single-plane cutter, the passage of a composite pile at a distance of 0.5m was simulated at a depth of 10 m. Before and after the test, the surface roughness parameters were measured using the Seitronic PSh8-1 SS device. The results showed that after the test, the roughness of the fiberglass plate made on the basis of polyester resin by the pultrusion method decreased by 44.4%.https://www.e3s-conferences.org/articles/e3sconf/pdf/2023/08/e3sconf_afe2023_02018.pdf
spellingShingle Boyarintsev Andrey
Sukhov Timur
Tumashevskaia Elizaveta
Change in surface roughness of composite piles when pressing into the ground
E3S Web of Conferences
title Change in surface roughness of composite piles when pressing into the ground
title_full Change in surface roughness of composite piles when pressing into the ground
title_fullStr Change in surface roughness of composite piles when pressing into the ground
title_full_unstemmed Change in surface roughness of composite piles when pressing into the ground
title_short Change in surface roughness of composite piles when pressing into the ground
title_sort change in surface roughness of composite piles when pressing into the ground
url https://www.e3s-conferences.org/articles/e3sconf/pdf/2023/08/e3sconf_afe2023_02018.pdf
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