Elementary Surveying (14th Edition)
14th Edition
ISBN: 9780133758887
Author: Charles D. Ghilani, Paul R. Wolf
Publisher: PEARSON
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Question
Chapter 12, Problem 12.2P
To determine
The area enclosed within polygon BGDCB.
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Determine whether the given member satisfies the appropriate AISC interaction equation. Do not consider moment amplification. The loads are
50% dead load and 50% live load. Bending is about the x axis, and the steel is ASTM A992. Suppose that P = 280 k.
For W12 x 106 with Fy = 50 ksi and Lc = 14 feet:
Ферп 1130 kips, Pn/Sc
= 755 kips,
Mn = 597 ft-kips, Mn/₁ = 397 ft-kips.
P
240 ft-k
W12 X 106
14'
K₁ = Ky
= 1.0
240 ft-k
a. Use LRFD.
P
Determine the factored axial compressive load and the factored bending moment.
(Express your answers to three significant figures.)
P₁ =
Mu =
kips
ft-kips
Select the interaction formula:
P₁
A)
+
Мих
Muy
+
≤1.0
Ферп 9 Фь Мих
of Mny
Pu
Мих
Muy
B)
+
20c Pn
Mnz
+
<1.0
Фь Мпу
-Select-
Compute the interaction formula.
(Express your answer to three significant figures.)
-Select- 1.0
This member -Select-
b. Use ASD.
the AISC Specification.
Determine the total axial compressive load and the maximum bending moment.
(Express your answers to three significant…
Refer to the following figure:
K
6 m
T
0.25 H
0.75 H
1 m
A
c,O,Y
3 m
B
2 m
1 m
C
Figure Peck's (1969)
apparent-pressure envelope for
cuts in soft to medium clay
Given: y = 17.5 kN/m³, c = 30 kN/m², 6 = 0, and center-to-center spacing of struts in the plan = 5 m. Determine
the sheet-pile section modulus for the braced cut. Use all = 150 MN/m².
(Enter your answer to three significant figures.)
S =
×105 m³/m
Refer to the braced cut shown in the following figure:
-3.5 m
1 m
A
Sand
Y,',c'
2 m
B
2 m
C
1.5 m
Given:
γ
· = 21 kN/m³, ′ = 40°, and c' = 0. The struts are located at 4 m center-to-center in the plan. Determine
the strut loads at levels A, B, and C.
(Enter your answers to three significant figures.)
PA =
kN
PB =
kN
Pc
kN
Chapter 12 Solutions
Elementary Surveying (14th Edition)
Ch. 12 - Prob. 12.1PCh. 12 - Prob. 12.2PCh. 12 - Prob. 12.3PCh. 12 - Prob. 12.4PCh. 12 - Prob. 12.5PCh. 12 - Prob. 12.6PCh. 12 - Prob. 12.7PCh. 12 - Prob. 12.8PCh. 12 - Prob. 12.9PCh. 12 - Prob. 12.10P
Ch. 12 - Prob. 12.11PCh. 12 - Prob. 12.12PCh. 12 - Prob. 12.13PCh. 12 - Prob. 12.14PCh. 12 - Prob. 12.15PCh. 12 - Prob. 12.16PCh. 12 - Prob. 12.17PCh. 12 - Prob. 12.18PCh. 12 - Prob. 12.19PCh. 12 - Prob. 12.21PCh. 12 - Prob. 12.22PCh. 12 - Prob. 12.23PCh. 12 - Prob. 12.24PCh. 12 - Prob. 12.25PCh. 12 - Prob. 12.26PCh. 12 - Prob. 12.27PCh. 12 - Prob. 12.28PCh. 12 - Prob. 12.29P
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