EBK FUNDAMENTALS OF GEOTECHNICAL ENGINE
5th Edition
ISBN: 8220101425829
Author: SIVAKUGAN
Publisher: CENGAGE L
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Question
Chapter 13, Problem 13.16P
(a)
To determine
Find the maximum depth up to which the excavation can be carried out.
(b)
To determine
Find the radius, r of the critical circle when the factor of safety equals to 1.
(c)
To determine
Find the distance
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Students have asked these similar questions
Compute the nominal shear strength of an M10 × 7.5 of A572 Grade 60 steel (Fy = 60 ksi).
For M10 × 7.5: d = 9.99 in., tw = 0.13 in., h/tw
Vn
=
x
kips
= 71.
A flexural member is fabricated from two flange plates 1/2 × 71/2 and a web plate 3/8 × 20. The yield stress of the steel is 50 ksi.
a. Compute the plastic section modulus Z and the plastic moment Mp with respect to the major principal axis.
(Express your answers to three significant figures.)
Z =
Mp
=
in. 3
ft-kips
b. Compute the elastic section modulus S and the yield moment My with respect to the major principal axis.
(Express your answers to three significant figures.)
S =
My
=
in.3
ft-kips
The beam shown in the figure below has lateral support at the ends only. The concentrated loads are live loads. Use A992 steel and select a shape.
Do not check deflections. Use C = 1.0 (this is conservative). Suppose that PL
= 20 k.
PL
PL
Use the table below.
Shape
Mn Mn Vn Vn
Ω
Ων
W12 × 58
216
144 132 87.8
W12 × 65
269
179 142 94.4
W12 × 72
308
205
159 106
W14 × 61
235
157
156 104
W14 × 68
280
187
174 116
W14 × 74
318
212
192 128
W16 × 67
276 184
193 129
18'
a. Use LRFD.
Calculate the factored-load moment (not including the beam weight).
(Express your answer to three significant figures.)
Mu
=
ft-kips
Select a shape.
-Select-
b. Use ASD.
Calculate the required flexural strength (not including the beam weight).
(Express your answer to three significant figures.)
Ma
=
Select a shape.
-Select-
ft-kips
Chapter 13 Solutions
EBK FUNDAMENTALS OF GEOTECHNICAL ENGINE
Ch. 13 - Prob. 13.1PCh. 13 - Prob. 13.2PCh. 13 - Prob. 13.3PCh. 13 - Prob. 13.4PCh. 13 - Prob. 13.5PCh. 13 - Prob. 13.6PCh. 13 - Prob. 13.7PCh. 13 - Prob. 13.8PCh. 13 - Prob. 13.9PCh. 13 - Prob. 13.10P
Ch. 13 - Prob. 13.11PCh. 13 - Prob. 13.12PCh. 13 - Prob. 13.13PCh. 13 - Prob. 13.14PCh. 13 - Prob. 13.15PCh. 13 - Prob. 13.16PCh. 13 - Prob. 13.17PCh. 13 - Prob. 13.18PCh. 13 - Prob. 13.19PCh. 13 - Prob. 13.20PCh. 13 - Prob. 13.21PCh. 13 - Prob. 13.22PCh. 13 - Prob. 13.23PCh. 13 - Prob. 13.25PCh. 13 - Prob. 13.26PCh. 13 - Prob. 13.27CTPCh. 13 - Prob. 13.28CTPCh. 13 - Prob. 13.29CTP
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