Bearing Capacity of Closed and Open Ended Pipe Piles in Clayey Soil

This paper investigates the impact of close and open ended condition on the capacity of pipe piles installed in medium clayey soil using pressed or jacked and hammered techniques and tested under the effect of vertical static compression load. 36 experimental model steel pipe piles (18 models for ea...

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Main Authors: Ban S. Hussein, Falah H. Rahil, Mohammed A. Mahmoud
Format: Article
Language:English
Published: Unviversity of Technology- Iraq 2016-08-01
Series:Engineering and Technology Journal
Subjects:
Online Access:https://etj.uotechnology.edu.iq/article_115891_4671a5b0050921ac5edd89e30bd6ee7c.pdf
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author Ban S. Hussein
Falah H. Rahil
Mohammed A. Mahmoud
author_facet Ban S. Hussein
Falah H. Rahil
Mohammed A. Mahmoud
author_sort Ban S. Hussein
collection DOAJ
description This paper investigates the impact of close and open ended condition on the capacity of pipe piles installed in medium clayey soil using pressed or jacked and hammered techniques and tested under the effect of vertical static compression load. 36 experimental model steel pipe piles (18 models for each open and closed ended) introduced and analyzed to clarify the influence of soil plug formation on the behavior of pipe piles.Different parameters are studied such as pile diameters (2.5, 3.5 and 4.1) cm, piles lengths (30, 40 and 50) cm and type of installation methods (pressed and hammered(. Results of the test program indicated that the ultimate load capacity of open-ended pipe piles tended to increase as the pile diameter and length increase for both pressed and hammered. The plugging of open piles does not contribute significantly on the capacity of pile in clay. For all model pile tests the load capacity of the closed ended piles is (5 – 30) % greater than that of the open ended for both type of installation (pressed and hammered) under the same geometric conditions.
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spelling doaj.art-2b3f80cf42fd4c6082619b852616b8782024-02-04T17:27:46ZengUnviversity of Technology- IraqEngineering and Technology Journal1681-69002412-07582016-08-01348A1615162310.30684/etj.34.8A.12115891Bearing Capacity of Closed and Open Ended Pipe Piles in Clayey SoilBan S. HusseinFalah H. RahilMohammed A. MahmoudThis paper investigates the impact of close and open ended condition on the capacity of pipe piles installed in medium clayey soil using pressed or jacked and hammered techniques and tested under the effect of vertical static compression load. 36 experimental model steel pipe piles (18 models for each open and closed ended) introduced and analyzed to clarify the influence of soil plug formation on the behavior of pipe piles.Different parameters are studied such as pile diameters (2.5, 3.5 and 4.1) cm, piles lengths (30, 40 and 50) cm and type of installation methods (pressed and hammered(. Results of the test program indicated that the ultimate load capacity of open-ended pipe piles tended to increase as the pile diameter and length increase for both pressed and hammered. The plugging of open piles does not contribute significantly on the capacity of pile in clay. For all model pile tests the load capacity of the closed ended piles is (5 – 30) % greater than that of the open ended for both type of installation (pressed and hammered) under the same geometric conditions.https://etj.uotechnology.edu.iq/article_115891_4671a5b0050921ac5edd89e30bd6ee7c.pdfpipepilesopenclosebearingcapacityplugclay
spellingShingle Ban S. Hussein
Falah H. Rahil
Mohammed A. Mahmoud
Bearing Capacity of Closed and Open Ended Pipe Piles in Clayey Soil
Engineering and Technology Journal
pipepiles
open
close
bearingcapacity
plug
clay
title Bearing Capacity of Closed and Open Ended Pipe Piles in Clayey Soil
title_full Bearing Capacity of Closed and Open Ended Pipe Piles in Clayey Soil
title_fullStr Bearing Capacity of Closed and Open Ended Pipe Piles in Clayey Soil
title_full_unstemmed Bearing Capacity of Closed and Open Ended Pipe Piles in Clayey Soil
title_short Bearing Capacity of Closed and Open Ended Pipe Piles in Clayey Soil
title_sort bearing capacity of closed and open ended pipe piles in clayey soil
topic pipepiles
open
close
bearingcapacity
plug
clay
url https://etj.uotechnology.edu.iq/article_115891_4671a5b0050921ac5edd89e30bd6ee7c.pdf
work_keys_str_mv AT banshussein bearingcapacityofclosedandopenendedpipepilesinclayeysoil
AT falahhrahil bearingcapacityofclosedandopenendedpipepilesinclayeysoil
AT mohammedamahmoud bearingcapacityofclosedandopenendedpipepilesinclayeysoil