Experimental Study on Shear Strength of Root Composite Tailing Soil Based on Interfacial Bonding

<table class="table-group" id="tab4"><tr><td><table class="table"><tr><td class="thead-hr" colspan="7"><hr/></td></tr><tr class="thead"><td class="align_left" rowspan="2">Types</td><td class="align_center" colspan="2"><span style="width: 62.0637ptpx;"><svg height="8.95973pt" id="M24" style="vertical-align:-0.2063904pt" version="1.1" viewbox="-0.0498162 -8.75334 62.0637 8.95973" width="62.0637pt" xmlns="http://www.w3.org/2000/svg" xmlns:xlink="http://www.w3.org/1999/xlink"><g transform="matrix(.013,0,0,-0.013,0,0)"><path d="M631 18C609 24 585 35 559 65C534 91 514 117 478 169C448 214 406 281 389 313C462 346 516 399 516 485C516 545 490 590 449 616C412 641 363 650 290 650H42V622C120 615 128 612 128 527V125C128 40 120 34 38 28V0H300V28C221 34 212 40 212 125V284H244C295 284 312 272 329 244C359 195 395 133 430 84C475 19 516 -3 592 -7C603 -8 615 -8 627 -8L631 18ZM212 316V563C212 591 215 602 223 607C231 613 248 617 277 617C352 617 423 577 423 469C423 415 407 375 368 345C343 324 310 316 260 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-12Z"></path></g><g transform="matrix(.013,0,0,-0.013,49.374,0)"><path d="M137 343C167 482 260 545 321 574C357 591 397 603 429 609L423 641C382 634 335 622 295 608C189 570 37 457 37 238C37 84 125 -12 242 -12C362 -12 447 89 447 209C447 311 374 393 267 393C247 393 226 386 204 376L137 343ZM227 337C318 337 361 256 361 173C361 105 336 22 258 22C176 22 126 120 126 240C126 266 127 291 132 310C155 323 189 337 227 337Z"></path></g><g transform="matrix(.013,0,0,-0.013,55.614,0)"><path d="M285 378C315 398 338 416 353 432C373 451 384 474 384 503C384 579 325 635 236 635H235C182 635 136 610 108 579L65 516L85 496C110 533 150 575 205 575C258 575 300 543 300 481C300 407 232 369 141 339L147 310C163 315 188 321 211 321C268 321 338 284 338 192C338 94 288 40 217 40C160 40 119 68 93 91C85 98 77 97 69 91C60 84 47 71 46 58C44 46 48 35 62 22C75 10 116 -12 162 -12C234 -12 424 62 424 224C424 297 373 359 285 376V378Z"></path></g></svg></span></td></tr><tr class="thead"><td class="align_center">Cohesion/kPa</td><td class="align_center">Increase in cohesion/%</td><td class="align_center">Cohesion/kPa</td><td class="align_center">Increase in cohesion/%</td><td class="align_center">Cohesion/kPa</td><td class="align_center">Increase in cohesion/%</td></tr><tr><td class="thead-hr" colspan="7"><hr/></td></tr><tr><td class="align_left">RS</td><td class="align_center">16.66</td><td class="align_center">10.48</td><td class="align_center">20.39</td><td class="align_center">35.21</td><td class="align_center">26.18</td><td class="align_center">73.61</td></tr><tr><td class="align_left">NRS</td><td class="align_center">17.29</td><td class="align_center">14.66</td><td class="align_center">20.63</td><td class="align_center">36.80</td><td class="align_center">26.25</td><td class="align_center">74.07</td></tr><tr><td class="align_left">GRS</td><td class="align_center">17.46</td><td class="align_center">15.78</td><td class="align_center">21.35</td><td class="align_center">41.58</td><td class="align_center">26.98</td><td class="align_center">78.91</td></tr><tr class="table-tr"><td colspan="7"><hr class="tbody-hr"/></td></tr></table></td></tr><tr class="table-fn"><td><div>Note: The cohesive force of tailing soil is 15.08 kPa.<br/></div></td></tr></table>

<div>Cohesion and growth range of sample.</div>

Geofluids

tab4

Table 4

Table 4: Experimental Study on Shear Strength of Root Composite Tailing Soil Based on Interfacial Bonding 