A STUDY OF THE FACTORS INFLUENCING THE PENETRATION AND CAPACITY OF VIBRATORY DRIVEN PILES
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概要
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This study examined the factors influencing the vibratory installation of piles in drained granular soils. Several variables were examined to assess their relative importance in pile installation by simulating the pile-hammer-soil system using the finite difference program, FLAC. The soil was modeled using an elasto-plastic hyperbolic stress-strain model. The variables investigated include : soil strength, pile-soil interface friction angle, lateral earth pressure coefficient, hammer operating frequency, bias weight, hammer centrifugal force, and pile embedment. A simple empirical relationship was introduced to estimate the ultimate axial load capacity of vibratory driven piles based on hammer, pile and penetration characteristics. The capacities estimated using the proposed relationship are compared to other formulas using the results of this study and to data from two field test projects.
- 社団法人地盤工学会の論文
- 2000-06-15
著者
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Deschamps Richard
Senior Geotechnical Engineer Fmsm Engineers Lexington Kentucky Usa.
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FENG ZHENGYI
Geotechnical Engineer, Sinotech Engineering Consultants, Inc., Taipei, Taiwan, ROC.
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Feng Zhengyi
Geotechnical Engineer Sinotech Engineering Consultants Inc. Taipei Taiwan Roc.