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95
Chapter 10
10.1 Eq. (10.18):
)1( *
(net)
qpp NqAQ
2
21 kN/m 4.146)6.17)(3()6.15)(6(
sc LLq
10.2 Eq. (10.5):
])1([ *
(net) qcqdqsqpp FFFNqAQ
Chapter 10
96
tan)1(2 q
E
I
s
s
r
10.3 Eqs. (10.37) and (10.39):
* pLcQ us
10.4
2
kN/m 75.156)2.18)(5.2()8.17)(25.6(
q
22 m 405.2)75.1(
97
10.5 = 32. Table 10.1: Nq = 23.18
Chapter 10
98
10.6 a.
kN251.3 )25.6)(1)(32)(4.0(
1
* pLcQ us
10.7 a.
*
)2( cupp NcAQ
3
w
99
10.8 a. Eq. (10.41):
2
lb/ft 200,43
3
30
)2.0(1)2400)(6(2.016
b
ubpD
L
cq
10.9 a. Eq. (10.28):
2
60 kN/m51092(57.5)(19)557 .N.qp
1
Chapter 10
© 2016 Cengage Learning. All Rights Reserved. May not be scanned, copied or duplicated, or posted to a publicly accessible website, in whole or in part.
100
ozii
f
1
2
1kN/m 99)18(
2
11
2
L
ozi
928.0
2
11
)244.0(5.1 5.0
5.0
431
i
z
2
kN/m 9.91)99)(928.0(
i
f
kN 8.3175)11)(1)(9.91(
s
Q
%5.2
10002
25settlement
s
D
Figure 10.12: Using the trend line,
9.0
transferload side
1
Lpf
kN 2858.2 )8.3175)(9.0(
(net)s
Q
c.
kN3752 2.28585.893
w
Q
10.10. a. Eq. (10.30): With 35% gravel,
658.1
2
6
)15.0(215.02 75.0
75.075.0
871
ii zz
Chapter 10
101
10.11 a. L1 = 6 – 1.5 = 4.5 m; cu(1) = 50 kN/m2
4
© 2016 Cengage Learning. All Rights Reserved. May not be scanned, copied or duplicated, or posted to a publicly accessible website, in whole or in part.
103
10.14 Eq. (10.60):
MN55.11])81.1)(83.4[()5.1(
4
])(83.4[ 51.0251.0
upp qAQ
© 2016 Cengage Learning. All Rights Reserved. May not be scanned, copied or duplicated, or posted to a publicly accessible website, in whole or in part.
104
10.15 a. Eq. (10.45):
57.0
2)(57.1
IP
ps
IPsc RE
KD
REDQ
105
10.16 From Eq. (10.51b):
uu qqf 15.0564.6 5.0
Since qu(concrete) < qu(rock), use qu(concrete) in Eq. (10.51b)
coremass kN/m 1005.4)101.12)(335.0( EE
Chapter 10
106
