Unloading Creep Characteristics of Frozen Clay Subjected to Long-Term High-Pressure <i>K</i><sub>0</sub> Consolidation before Freezing

<div>The regression curves of <svg height="12.0262pt" id="M10" style="vertical-align:-3.272861pt" version="1.1" viewbox="-0.0498162 -8.75334 8.97375 12.0262" width="8.97375pt" xmlns="http://www.w3.org/2000/svg" xmlns:xlink="http://www.w3.org/1999/xlink"><g transform="matrix(.013,0,0,-0.013,6.159,-.222)"><path d="M-161 571C-161 600 -183 623 -212 623C-238 623 -262 600 -262 571C-262 544 -238 520 -212 520C-183 520 -161 544 -161 571Z"></path></g><g transform="matrix(.013,0,0,-0.013,0,0)"><path d="M387 375C387 402 357 448 257 448C172 448 82 404 82 326C82 289 108 255 156 241V239C85 223 23 181 23 116C23 39 89 -12 182 -12C265 -12 336 31 378 91L361 114C320 73 269 47 216 47C157 47 115 82 115 137C115 191 160 219 218 219C243 219 262 218 272 217L304 259L302 266C295 265 281 264 255 264C195 264 163 294 163 335C163 377 200 416 249 416C293 416 321 389 329 342C331 332 335 329 341 329C355 329 387 352 387 375Z"></path></g><g transform="matrix(.0091,0,0,-0.0091,5.005,3.132)"><path d="M319 325C317 349 306 409 297 431C277 440 250 449 209 449C117 449 57 389 57 319C57 243 122 209 182 182C232 159 261 135 261 91C261 48 227 21 190 21C130 21 85 79 68 145L41 140C41 104 51 36 58 22C75 7 121 -12 172 -12C252 -12 337 35 337 126C337 195 286 231 210 262C166 281 126 304 126 348C126 388 152 417 191 417C240 417 274 378 294 318L319 325Z"></path></g></svg>−(<i>σ</i><sub>1</sub> − <i>σ</i><sub>3</sub>): (a) <i>σ</i><sub>1</sub> = 8 MPa and (b) <i>σ</i><sub>1</sub> = 10 MPa.</div>

Advances in Civil Engineering

fig5

Figure 5

Figure 5: Unloading Creep Characteristics of Frozen Clay Subjected to Long-Term High-Pressure <i>K</i><sub>0</sub> Consolidation before Freezing 

Advances in Civil Engineering

Unloading Creep Characteristics of Frozen Clay Subjected to Long-Term High-Pressure K0 Consolidation before Freezing

Figure 5

Unloading Creep Characteristics of Frozen Clay Subjected to Long-Term High-Pressure K₀ Consolidation before Freezing