A 20 m long concrete pile is shown in Figure P12.2. Estimate the ultimate point load Q,, by a. Meyerhof's method b. Vesic's method c. Coyle and Castello's method Use m = 600 in Eq. (12.28). 20 m Concrete pile 460 mm X 460 mm Loose sand $₁ = 30° y = 18.6 kN/m³ Dense sand $'2 = 42° y = 18.5 kN/m³

Structural Analysis
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Chapter2: Loads On Structures
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Please answer a and c only

12.2 A 20 m long concrete pile is shown in Figure P12.2.
Estimate the ultimate point load Q, by
a. Meyerhof's method
b. Vesic's method
c. Coyle and Castello's method
Use m = 600 in Eq. (12.28).
20 m
FIGURE P 12.2
Concrete pile
460 mm x 460 mm
Loose sand
$₁ = 30°
y = 18.6 kN/m³
Dense sand
$'2 = 42°
y = 18.5 kN/m³
Transcribed Image Text:12.2 A 20 m long concrete pile is shown in Figure P12.2. Estimate the ultimate point load Q, by a. Meyerhof's method b. Vesic's method c. Coyle and Castello's method Use m = 600 in Eq. (12.28). 20 m FIGURE P 12.2 Concrete pile 460 mm x 460 mm Loose sand $₁ = 30° y = 18.6 kN/m³ Dense sand $'2 = 42° y = 18.5 kN/m³
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