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Drilled Shaft Sand TZ (Reese and O'Neill) [O’Neil et al., 1999]

Drilled Shaft Sand TZ (Reese and O'Neill) [O’Neil et al., 1999]

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LaTeX Math Block

The non-linear t-z relationship can be obtained using the following equations,

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LaTeX Math Block
LaTeX Math Block

where
t = skin friction
Z = normalized settlement
D = pile diameter

[O’Neil et al., 1999] O’Neil, M. W., Reese, L. C., et al. (1999). Drilled shafts: Construction procedures and design methods. Technical report, United States. Federal Highway Administration. Office of Infrastructure.