Soil Mechanics for Unsaturated Soils phần 5 pptx

... 250 350 100 200 50 I 50 150 I 150 50 150 ~- - Stage 111 Idealized stress path Actual stress path P 111 50 0 350 50 150 300 - Axial strain, t, (b) Figure 9 .54 Idealized ... saturated soils has commonly been estimated using this procedure (Bishop and Henkel, 1962). This theory has been extended to embrace unsaturated soils testing. For uns...

Ngày tải lên: 09/08/2014, 22:24

... 3.36 25 3 .56 66 3.7814 4.0074 30 4.2 451 4.4949 4. 757 4 5. 0332 5. 3226 5. 6264 5. 9 451 6.2793 6.6296 6.9967 to (“C) 0 2 4 6 8 10 12 14 16 18 40 7.3812 8.2 053 9.10 75 10.094 11.171 12.3 45 13.623 15. 013 ... 20. 95 0.934 0.03 1 1.82 x 10-~ 5. 24 x 10-~ 1.14 x 10-~ -5. 0 x 10 -5 10-6 to 1 x 10 -5 8.70 X 100.0 1. 250 55 1.42904 1.7837 1.9769 0...

Ngày tải lên: 09/08/2014, 22:23

... -0.0 35 -0. 050 +0.010 -0.0 05 +0.0 15 -0.040 - 58 00 150 0 1 650 4300 1880 1900 8700 1 350 1380 1390 410 4 350 58 00 2800 58 00 2700 150 0 58 00 2900 e Total volume change a = 54 9.4 ... N- 25 N-26 N-27 N-28 N-29 N-30 N-3 1 N-32 N-33 N-34 N- 35 N-36 N-37 N-38 N-39 N-40 N-41 0.0 +OM +0.01 -0. 25 0.0 -0. 15 -0.0 15 -0.0 05 -...

Ngày tải lên: 09/08/2014, 22:24

... pressure Ua Wa) Unsaturated uw (kPa) Matric suction, 25 50 (Ua - u,) (kPa) Case 2 'm Unsaturated 1 soil I UW - 150 - -200 (ua - uw) 150 150 Case 3 Unsaturated US I ... the driving potential for flow in that phase. This is equally true for saturated and unsaturated soils. 5. 1.1 Driving Potential for Water Phase The driving potential for the...

Ngày tải lên: 09/08/2014, 22:24

... with the force equilibrium equations. Formulation for Two-Dimensional Flow The following derivation is for the general case of a her- erogeneous, anisotropic, unsaturated soil [Fig. ... describing air diffusion takes the same form as that for air flow through an unsaturated soil [Le., Eq. (7 .56 )]. The pore-air pressure distribution through the soil specimen...

Ngày tải lên: 09/08/2014, 22:24

... 176. 95 72.83 23. 45 72 .55 16.62 73.73 0. 85 2 71.29 176.89 71 .58 314.7 72.84 79.04 72.61 60.69 72 .58 33.89 3 71 .58 3 15. 25 71.99 453 .53 72.68 448. 05 72 .59 120.3 72 .59 78.07 4 72.68 448. 05 72 .56 ... 239.83 72 .57 126.2 5 72 .58 347.7 72 .55 204 .53 6 72 .53 494 .5 72 .57 321.89 7 72.20 50 4.34 CHAPTER 11 Plastic and Limit Equilibrium Deformation problems en...

Ngày tải lên: 09/08/2014, 22:24

... deformation of a two-dimensional element of unsaturated soil. 12 .5 RELATIONSHIP AMONG VOLUMETRIC DEFORMATION COEFFICIENTS 3 65 Figure 12.13 Soil StNCtUre constitutive surface for ... 1%9a). 12 .5 RELATIONSHIP AMONG VOLUMETRIC DEFORMATION COEFFICIENTS The constitutive equations or surfaces for unsaturated soils have been formulated and presented in three for...

Ngày tải lên: 09/08/2014, 23:20

... Final Change (kPa) 1 358 .7 56 0.9 163.8 164.4 214.4 2 15. 6 Au = +202.2 2 56 0.9 55 9.0 164.4 163.1 2 15. 6 421.1 Auw = +2 05. 5 3 4 75. 1 476.8 41.9 42.2 397.8 206 .5 Au~ = - 191.3 4 ... os 0 .51 6 0.606 0.177 0.082 0. 158 OS 0 .51 7 0.616 0. 055 0.076 0. 052 0.101 os 0 .51 1 0.609 os 0 .51 4 0.609 DT 0.427 0.642 0.206 0.089 0. 159 DT 0.436 0.693 0.066...

Ngày tải lên: 09/08/2014, 23:20

... -0 .50 P .52 -0 .53 .O.SS -0 .56 p .57 -0.5s -0 .59 -0.60 -0.61 -0.62 -0.62 -0.62 -0.63 0.63 -:138 -0- UO -0.13 .O\U5 +O. 97 >. 99 -0 .50 .Q. 52 -0 .53 9 -55 -0 .56 J. 57 ... -0 .59 -0 .51 -0 .56 -0 .57 -0 .58 1 -0 .59 0.80 0.60 -0.61 -0.62 -0.62 -0.62 0.62 p.32 0.32 0.34 0.36 0.88 0-YO 0.U2 0.h 0.96 0.W 0 .50 0 .52 0 .53 0 .51 1 0...

Ngày tải lên: 09/08/2014, 23:20

... 3 05 307 invariants 49 58 59 lateral 300 net normal 43 45 46 54 55 56 57 58 59 60 62 217 222 223 224 2 25 226 227 228 230 231 232 233 234 2 35 236 239 240 242 243 244 246 248 256 ... shear 42 43 54 55 56 57 58 59 60 217 218 220 223 224 2 25 226 227 228 229 231 232 233 234 2 35 236 239 240 242 243 244 2 45 246 247 248 256 257 258 284 286 287...

Ngày tải lên: 09/08/2014, 23:20