Principles of Foundation Engineering (MindTap Course List)
8th Edition
ISBN: 9781305081550
Author: Braja M. Das
Publisher: Cengage Learning
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Chapter 6, Problem 6.4P
Refer to Figure P6.4. A strip load of q = 900 lb/ft2 is applied over a width B = 36 ft. Determine the increase in vertical stress at point A located z = 15 ft below the surface. Given: x = 27 ft.
Figure P6.4
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STRUCTURES I
Homework #1: Force Systems
Name:
TA:
PROBLEM 1
Determine the horizontal and vertical components of
the force in the cable shown.
PROBLEM 2
The horizontal component of force F is 30 lb. What is the
magnitude of force F?
6
10
4
4
F = 600lbs
F = ?
18:02
28%
50
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3 m
35 kN
4m
84 kN
+3m
EA = constant
E = 200 GPa
A
T5
4m
Add
1,200 mm²
Find Horizontal and vertical displacement at B
4 kN
m
m-
B
Determine Vertical displacement at C
Determine the displacement or point B of the steel beam shown in
Take E200 GPa, I = 500(106) mm4.
5 m 2/
40 kN
B
12 kN/m
4 m.
12 kN/m
3 m
B
10 m-
E
constant = 70 GPa
I 554 (10) mm
Determine Displacement at C
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In a floor of an industrial building, boilers are supported symmetrically on secondary
beams A and B, which have a centre-to-centre distance of 5 m and which are in turn
supported by the main beam, which has a span of 9 m (see Fig. 10.62). Design the
main beam given the following data:
Chapter 6 Solutions
Principles of Foundation Engineering (MindTap Course List)
Ch. 6 - A flexible circular area is subjected to a...Ch. 6 - Point loads of magnitude 100, 200, and 400 kN act...Ch. 6 - Refer to Figure P6.3. Determine the vertical...Ch. 6 - Refer to Figure P6.4. A strip load of q = 900...Ch. 6 - Refer to Figure 6.6, which shows a flexible...Ch. 6 - Repeat Problem 6.5 with B1 = 4 ft, B2 = 10 ft, L1...Ch. 6 - Use Eq. (6.14) to determine the stress increase ()...Ch. 6 - Prob. 6.8PCh. 6 - Prob. 6.9PCh. 6 - Prob. 6.10P
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