12.1 A 1500 kN load was applied on two 20 m long and 500 mm diameter piles that were instrumented for measuring the load variation with depth. a. The variation of frictional resistance per unit area, f), with depth for the first pile is shown in Figure P12.1a. 10 m 5 m z(m) FIGURE P12.1 40 70 (a) f(z) (kN/m²) Soil 1 Soil 2 z(m) Using Eq. (12.9), draw the variation of pile load Qa) with depth. b. The variation of pile load Qa) with depth for the second pile is shown in Figure P12.1b. Using Eq. (12.9), draw the vari- ation of frictional resistance per unit area, f), with depth. 300 800 1500 (b) Q(z) (KN) Soil 1 Soil 2
12.1 A 1500 kN load was applied on two 20 m long and 500 mm diameter piles that were instrumented for measuring the load variation with depth. a. The variation of frictional resistance per unit area, f), with depth for the first pile is shown in Figure P12.1a. 10 m 5 m z(m) FIGURE P12.1 40 70 (a) f(z) (kN/m²) Soil 1 Soil 2 z(m) Using Eq. (12.9), draw the variation of pile load Qa) with depth. b. The variation of pile load Qa) with depth for the second pile is shown in Figure P12.1b. Using Eq. (12.9), draw the vari- ation of frictional resistance per unit area, f), with depth. 300 800 1500 (b) Q(z) (KN) Soil 1 Soil 2
Chapter2: Loads On Structures
Section: Chapter Questions
Problem 1P
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Answer both parts
Transcribed Image Text:12.1
A 1500 kN load was applied on two 20 m long and 500 mm
diameter piles that were instrumented for measuring the load
variation with depth.
a. The variation of frictional resistance per unit area, f),
with depth for the first pile is shown in Figure P12.1a.
10 m
5 m
z(m)
FIGURE P12.1
40
70
(a)
f(z) (kN/m²)
Soil 1
Soil 2
z(m)
Using Eq. (12.9), draw the variation of pile load Qu) with
depth.
b. The variation of pile load Q) with depth for the second pile
is shown in Figure P12.1b. Using Eq. (12.9), draw the vari-
ation of frictional resistance per unit area, f), with depth.
300
800
1500
(b)
Q(z) (KN)
Soil 1
Soil 2
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