Evaluation of Steel Pipe Pile Length Performance in Sand Based on Load Test Results
Associate Professor, Department of Civil Engineering. |
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ABSTRACT |
The main objective of this research was to study the effect of pile length on total pile resistance driven into dense sandy soil. Axial compression tests were performed on closed-ended steel pipe piles. The calculated resistance’s using American Petroleum Institute method and Alawneh proposed approach are compared with measured pile resistances. A relationship between the volume of displaced soil and ultimate pile resistance is proposed. A selection of five methods of estimating the failure load in pile loading tests is examined. From the results of the study of 15 pile loading tests, a method is proposed for estimating failure loads for driven pile in sandy soil.
Keywords: Pile length, Loading tests, Interpreted ultimate loads, Volume of displaced soil, Sand.