Studying the Behavior of Axially Loaded Single Pile in Clayey Soil with Cavities

This paper deals with the interaction between cavities and adjacent axially loaded pile in clayey soil using the three dimensional finite element program (ANSYS 11.0).Three dimensional SOLID45 and SOLID65 elements were used to model the soil and the reinforced concrete pile respectively. Druger- Pra...

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Main Author: Shaymaa Tareq Kadhim
Format: Article
Language:English
Published: Unviversity of Technology- Iraq 2011-06-01
Series:Engineering and Technology Journal
Subjects:
Online Access:https://etj.uotechnology.edu.iq/article_31581_8e8bc9965472894ca2e9c12705513d25.pdf
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author Shaymaa Tareq Kadhim
author_facet Shaymaa Tareq Kadhim
author_sort Shaymaa Tareq Kadhim
collection DOAJ
description This paper deals with the interaction between cavities and adjacent axially loaded pile in clayey soil using the three dimensional finite element program (ANSYS 11.0).Three dimensional SOLID45 and SOLID65 elements were used to model the soil and the reinforced concrete pile respectively. Druger- Prager model is chosen to simulate the non-linear elastic-plastic clayey soil, concrete model is used to simulate the nonlinear behavior of concrete pile, the steel bars are assumed to be embedded in concrete section. A comparison of the behavior of load-settlement curve, shear stress on pile (τxy) and lateral soil stress on pile (σx) is made for cases of the variation in the cavity positions in the vertical direction (Z-direction) with case of no cavity. It has been found that the effect of the cavity on the shear stress along pile length (τxy) and on the lateral soil stress on pile (σx) is ignored to the depth greater than (20%) of the pile length from the ground level. Furthermore, the load-settlement curves are quite difference if compared with reference case of no cavity due to the cavity position near the face of pile.
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spelling doaj.art-403def5b95d64374a71368156a8478162024-02-04T17:42:01ZengUnviversity of Technology- IraqEngineering and Technology Journal1681-69002412-07582011-06-012981619163010.30684/ etj.29.8.1631581Studying the Behavior of Axially Loaded Single Pile in Clayey Soil with CavitiesShaymaa Tareq KadhimThis paper deals with the interaction between cavities and adjacent axially loaded pile in clayey soil using the three dimensional finite element program (ANSYS 11.0).Three dimensional SOLID45 and SOLID65 elements were used to model the soil and the reinforced concrete pile respectively. Druger- Prager model is chosen to simulate the non-linear elastic-plastic clayey soil, concrete model is used to simulate the nonlinear behavior of concrete pile, the steel bars are assumed to be embedded in concrete section. A comparison of the behavior of load-settlement curve, shear stress on pile (τxy) and lateral soil stress on pile (σx) is made for cases of the variation in the cavity positions in the vertical direction (Z-direction) with case of no cavity. It has been found that the effect of the cavity on the shear stress along pile length (τxy) and on the lateral soil stress on pile (σx) is ignored to the depth greater than (20%) of the pile length from the ground level. Furthermore, the load-settlement curves are quite difference if compared with reference case of no cavity due to the cavity position near the face of pile.https://etj.uotechnology.edu.iq/article_31581_8e8bc9965472894ca2e9c12705513d25.pdfaxial loadsingle pileclayey soilcavityshear stresslateral soil stress
spellingShingle Shaymaa Tareq Kadhim
Studying the Behavior of Axially Loaded Single Pile in Clayey Soil with Cavities
Engineering and Technology Journal
axial load
single pile
clayey soil
cavity
shear stress
lateral soil stress
title Studying the Behavior of Axially Loaded Single Pile in Clayey Soil with Cavities
title_full Studying the Behavior of Axially Loaded Single Pile in Clayey Soil with Cavities
title_fullStr Studying the Behavior of Axially Loaded Single Pile in Clayey Soil with Cavities
title_full_unstemmed Studying the Behavior of Axially Loaded Single Pile in Clayey Soil with Cavities
title_short Studying the Behavior of Axially Loaded Single Pile in Clayey Soil with Cavities
title_sort studying the behavior of axially loaded single pile in clayey soil with cavities
topic axial load
single pile
clayey soil
cavity
shear stress
lateral soil stress
url https://etj.uotechnology.edu.iq/article_31581_8e8bc9965472894ca2e9c12705513d25.pdf
work_keys_str_mv AT shaymaatareqkadhim studyingthebehaviorofaxiallyloadedsinglepileinclayeysoilwithcavities