An 18” square solid concrete pile is driven with an impact hammer to a depth of 55ft below grade into the soil conditions below. Calculate the (Qultimate) and (Qallowable) assuming a FOS of 2, assume groundwater is at the surface. Show all work use Alpha and Meyerhof methods.
An 18” square solid concrete pile is driven with an impact hammer to a depth of 55ft below grade into the soil conditions below. Calculate the (Qultimate) and (Qallowable) assuming a FOS of 2, assume groundwater is at the surface. Show all work use Alpha and Meyerhof methods.
Chapter2: Loads On Structures
Section: Chapter Questions
Problem 1P
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An 18” square solid concrete pile is driven with an impact hammer to a depth of 55ft below grade into the soil conditions below. Calculate the (Qultimate) and (Qallowable) assuming a FOS of 2, assume groundwater is at the surface. Show all work use Alpha and Meyerhof methods.
Transcribed Image Text:5. An 18" square solid concrete pile is driven with an impact hammer to a depth of 55ft
below grade into the soil conditions below. Calculate the (Qultimate) and (Qallowable)
assuming a FOS of 2, assume groundwater is at the surface. Show all work use Alpha and
Meyerhof methods.
Oft
NC Clay
Yat = 135 pef
c= Su = 900psf
55ft
Sand
Yat = 130 pcf
Phi - 38deg
80ft
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