on the results of Problems 11.1 and 11.2, recommend an allowable load for the pile. Use FS = 4. Based
on the results of Problems 11.1 and 11.2, recommend an allowable load for the pile. Use FS = 4. Based
Chapter2: Loads On Structures
Section: Chapter Questions
Problem 1P
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Question
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Please answer 11.3
(Answer)
- 11.1
a. 2995.5kN
b. 2358kN
c. 2661kN
- 11.2
a. 726.33kN
b. 279.6kN
- 11.3
793kN
Transcribed Image Text:11.3 Based on the results of Problems 11.1 and 11.2, recommend an allowable load for
the pile. Use FS = 4.
![11.1 A 12 m long concrete pile is shown in Figure P11.1. 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. (11.26).
с.
Concrete pile
356 mm x 356 mm
Loose sand
di = 30°
y = 17.5 kN/m?
12 m
Dense sand
$2 = 42°
y = 18.5 kN/m
Figure P11.1
E,
(11.26)
Ра
11.2 Refer to the pile shown in Figure P11.1. Estimate the side resistance Q, by
a. Using Eqs. (11.40) through (11.42). Use K = 1.3 and 8' = 0.80'
b. Coyle and Castello's method [Eq. (11.44)]
L' = 15D
(11.40)
f = f=t:
(11.42)
2.-Κσ, tan (0.8φ') pL
(11.44)
||](/v2/_next/image?url=https%3A%2F%2Fcontent.bartleby.com%2Fqna-images%2Fquestion%2F5f631ff8-b743-4a9d-bc17-a25a480dae63%2F2840f981-4a29-4fab-8a94-4fe77be90419%2Fzc8ci5e_processed.png&w=3840&q=75)
Transcribed Image Text:11.1 A 12 m long concrete pile is shown in Figure P11.1. 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. (11.26).
с.
Concrete pile
356 mm x 356 mm
Loose sand
di = 30°
y = 17.5 kN/m?
12 m
Dense sand
$2 = 42°
y = 18.5 kN/m
Figure P11.1
E,
(11.26)
Ра
11.2 Refer to the pile shown in Figure P11.1. Estimate the side resistance Q, by
a. Using Eqs. (11.40) through (11.42). Use K = 1.3 and 8' = 0.80'
b. Coyle and Castello's method [Eq. (11.44)]
L' = 15D
(11.40)
f = f=t:
(11.42)
2.-Κσ, tan (0.8φ') pL
(11.44)
||
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