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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
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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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
Transcribed Image Text: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
Transcribed Image Text: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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