Steel Design (Activate Learning with these NEW titles from Engineering!)
6th Edition
ISBN: 9781337094740
Author: Segui, William T.
Publisher: Cengage Learning
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Chapter 3, Problem 3.3.3P
To determine
The nominal strength based on the effective area.
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B2. For the truss below, determine all member forces. Hint: see the provided slide with the
problem set. P₁ = 12 kip and P2 = 6 kip (20 pts).
P₁
A
16 ft
D
8 ft
8 ft
8 ft
B
J
K
E
8 ft
8 ft
I
H
G
8 ft
8 ft
8 ft
B₁₂
F
ΠΟΙΟΣ
Directions: Show your solutions explicitly, I.e., do not just write the final answer. Always simplify and box your final
answer.
1. A wall footing is to be constructed on a clay soll 1.4 below the ground. The footing is to support a wall that
imposes a load of 130 kN per meter of wall length. Considering general shear failure, determine the following:
130 kN/m
4m
a. Footing width if the factor of safety is 3.
b. Ultimate bearing capacity if B = 0.95 m.
c. New factor of safety.
Y = 17.92 kN/m²
c = 14.5 kPa
$ -30°
2. A square footing shown has a dimension of 1.5 mx 1.5 m and has its bottom 2 m below the ground surface.
The groundwater table is located at a depth of 3 m below the ground surface. Assume a general shear failure.
Determine the following:
L
2 m
y = 16 kN/m³
c = 14.5 kPa
= 28°
3 m
1.5 m
Ysa1 = 18.5 kN/m³
a. Ultimate bearing capacity of the soll beneath the footing (in kPa).
b. Allowable bearing capacity if it has a factor of safety of 3 (in kPa).
C. Allowable load that the…
B2. For the truss below, determine all member forces. Hint: see the provided slide with the
problem set. P₁ = 12 kip and P₂ = 6 kip (20 pts).
P₁
16 ft
D
8 ft
8 ft
8 ft
B
K
E
8 ft
8 ft
8 ft
H
8 ft
В
G
1000
8 ft
Chapter 3 Solutions
Steel Design (Activate Learning with these NEW titles from Engineering!)
Ch. 3 - Prob. 3.2.1PCh. 3 - Prob. 3.2.2PCh. 3 - Prob. 3.2.3PCh. 3 - Prob. 3.2.4PCh. 3 - Prob. 3.2.5PCh. 3 - Prob. 3.2.6PCh. 3 - Prob. 3.3.1PCh. 3 - Prob. 3.3.2PCh. 3 - Prob. 3.3.3PCh. 3 - Prob. 3.3.4P
Ch. 3 - Prob. 3.3.5PCh. 3 - Prob. 3.3.6PCh. 3 - Prob. 3.3.7PCh. 3 - Prob. 3.3.8PCh. 3 - Prob. 3.4.1PCh. 3 - Prob. 3.4.2PCh. 3 - Prob. 3.4.3PCh. 3 - Prob. 3.4.4PCh. 3 - Prob. 3.4.5PCh. 3 - Prob. 3.4.6PCh. 3 - Prob. 3.5.1PCh. 3 - Prob. 3.5.2PCh. 3 - Prob. 3.5.3PCh. 3 - Prob. 3.5.4PCh. 3 - Prob. 3.6.1PCh. 3 - Prob. 3.6.2PCh. 3 - Prob. 3.6.3PCh. 3 - Select an American Standard Channel shape for the...Ch. 3 - Prob. 3.6.5PCh. 3 - Use load and resistance factor design and select a...Ch. 3 - Select a threaded rod to resist a service dead...Ch. 3 - Prob. 3.7.2PCh. 3 - Prob. 3.7.3PCh. 3 - Prob. 3.7.4PCh. 3 - Prob. 3.7.5PCh. 3 - Prob. 3.7.6PCh. 3 - Prob. 3.8.1PCh. 3 - Prob. 3.8.2PCh. 3 - Prob. 3.8.3PCh. 3 - Prob. 3.8.4PCh. 3 - Prob. 3.8.5P
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Similar questions
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