This is for foundation engineering review. Please show work and choose from the answer choices Table 11.8 Variation of T, with UU (%)T,U (%)T,U (%)T,U 1%)T,260.0531520.212780.5290.00008270.0572530.221790.5470.00030.000710.001260.00196280.0615540.230800.5673290.0660550.239810.5884300.0707560.248820.6100.2570.2675310.075457830.6336.70.00283320.080358840.6580.00385330.0855590.276850.68480.00502340.0907600.286860.7120.00636350.0962610.297870.7420.1020.107100.0078536620.307880.7740.009537630.318890.8090.1130.119120.011338640.329900.848130.013339650.304910.8910.3520.364140.0154400.12666920.938150.0177410.13267930.993160.0201420.138680.377941.0550.02270.02540.028317430.145690.390951.12918440.152700.403961.21919450.159710.417971.336200.0314460.166720.431981.5000.1730.181O 188210.034647730.446991.781220.038048740.46110023004154075047722365244lyyyyeeeeaaaarrr Slightly overconsolidated clay is located 15 ft below the surface (OCR=1.3). The C, andC, of the clay are 0.25 and 0.05, respectively, and Cv=1.5x10 ft/min The initial void ratiois 0.45. Please calculate the consolidation settlement. Assuming intact rock underneathclay, i.e., the rock underneath cannot provide drainage path. (Cs=Cw).how long does it take to finish 75% of consolidation, if the clay is underlain by permeablesand layer at bottom instead of the intact rock?4p = 1 ksfSand8 feety= 110 pcf,Water Table7 feetYrar 115 pcfClay17 feetw = 34%, LL = 50%, ysat = 120 pcf!!%3D

It is asked to find consolidation settlement and time to 75% consolidation to occur.

Slightly overconsolidated clay is located 15 ft below the surface (OCR=1.3). The C, and co of the clay are 0.25 and 0.05, respectively, and Cv=1.5x10 ft"/min The initial void ratio i 0.45. Please calculate the consolidation settlement. Assuming intact rock underneath clay, i.e., the rock underneath cannot provide drainage path. (Cs=Cw). how long does it take to finish 75% of consolidation, if the clay is underlain by permeable sand layer at bottom instead of the intact rock? 4p = 1 ksf Sand 8 feet y=110 pef, Water Table 7 feet Yrar 115 pcf Clay 17 feet w = 34%, LL= 50%, ysat 120 pef %3D

Slightly overconsolidated clay is located 15 ft below the surface (OCR=1.3). The C, and co of the clay are 0.25 and 0.05, respectively, and Cv=1.5x10 ft"/min The initial void ratio i 0.45. Please calculate the consolidation settlement. Assuming intact rock underneath clay, i.e., the rock underneath cannot provide drainage path. (Cs=Cw). how long does it take to finish 75% of consolidation, if the clay is underlain by permeable sand layer at bottom instead of the intact rock? 4p = 1 ksf Sand 8 feet y=110 pef, Water Table 7 feet Yrar 115 pcf Clay 17 feet w = 34%, LL= 50%, ysat 120 pef %3D

Structural Analysis

6th Edition

ISBN:9781337630931

Author:KASSIMALI, Aslam.

Publisher:KASSIMALI, Aslam.

Chapter2: Loads On Structures

Section: Chapter Questions

Problem 1P

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Foundation construction

Question

This is for foundation engineering review. Please show work and choose from the answer choices

Table 11.8 Variation of T, with U
U (%)
T,
U (%)
T,
U (%)
T,
U 1%)
T,
26
0.0531
52
0.212
78
0.529
0.00008
27
0.0572
53
0.221
79
0.547
0.0003
0.00071
0.00126
0.00196
28
0.0615
54
0.230
80
0.567
3
29
0.0660
55
0.239
81
0.588
4
30
0.0707
56
0.248
82
0.610
0.257
0.267
5
31
0.0754
57
83
0.633
6.
7
0.00283
32
0.0803
58
84
0.658
0.00385
33
0.0855
59
0.276
85
0.684
8
0.00502
34
0.0907
60
0.286
86
0.712
0.00636
35
0.0962
61
0.297
87
0.742
0.102
0.107
10
0.00785
36
62
0.307
88
0.774
0.0095
37
63
0.318
89
0.809
0.113
0.119
12
0.0113
38
64
0.329
90
0.848
13
0.0133
39
65
0.304
91
0.891
0.352
0.364
14
0.0154
40
0.126
66
92
0.938
15
0.0177
41
0.132
67
93
0.993
16
0.0201
42
0.138
68
0.377
94
1.055
0.0227
0.0254
0.0283
17
43
0.145
69
0.390
95
1.129
18
44
0.152
70
0.403
96
1.219
19
45
0.159
71
0.417
97
1.336
20
0.0314
46
0.166
72
0.431
98
1.500
0.173
0.181
O 188
21
0.0346
47
73
0.446
99
1.781
22
0.0380
48
74
0.461
100
23
00415
40
75
0477
22
36
52
44
ly
y
y
y
e
e
e
e
a
a
a
a
r
r
r

Slightly overconsolidated clay is located 15 ft below the surface (OCR=1.3). The C, and
C, of the clay are 0.25 and 0.05, respectively, and Cv=1.5x10 ft/min The initial void ratio
is 0.45. Please calculate the consolidation settlement. Assuming intact rock underneath
clay, i.e., the rock underneath cannot provide drainage path. (Cs=Cw).
how long does it take to finish 75% of consolidation, if the clay is underlain by permeable
sand layer at bottom instead of the intact rock?
4p = 1 ksf
Sand
8 feet
y= 110 pcf,
Water Table
7 feet
Yrar 115 pcf
Clay
17 feet
w = 34%, LL = 50%, ysat = 120 pcf
!!
%3D

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