Identification and Assessment of Subway Construction Risk: An Integration of AHP and Experts Grading Method

<table class="table-group" id="tab34"><tr><td><table class="table"><tr><td class="thead-hr" colspan="7"><hr/></td></tr><tr class="thead"><td class="align_left" rowspan="2"> </td><td class="align_center" colspan="2">Ancillary facility risk judgment matrix</td><td class="align_center" rowspan="2"><span style="width: 75.0039ptpx;"><svg height="22.7523pt" id="M70" style="vertical-align:-8.102201pt" version="1.1" viewbox="-0.0498162 -14.6501 75.0039 22.7523" width="75.0039pt" 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="M642 327C642 461 565 582 389 582C298 582 219 548 176 519L185 491C235 515 291 526 348 526C477 526 572 452 572 268C572 145 509 51 431 51C396 51 366 78 366 145C366 189 391 295 402 337L396 341L320 332C315 289 306 229 296 187C276 99 230 55 185 55C149 55 111 89 111 170C111 275 160 373 238 431L222 457C99 394 23 290 23 157C23 40 81 -12 142 -12C185 -12 254 33 293 86C301 31 340 -12 394 -12C437 -12 477 8 524 50C589 108 642 203 642 327Z"></path></g><g transform="matrix(.0091,0,0,-0.0091,8.32,3.132)"><path d="M250 606C250 634 233 656 203 656C168 656 146 618 146 593C146 564 169 545 192 545C227 545 250 573 250 606ZM227 95L212 119C187 98 152 71 135 71C129 71 128 78 134 102L207 373C219 418 217 451 194 451C165 451 92 411 30 351L44 326C77 353 106 371 114 371C124 371 121 357 117 341L55 97C32 5 46 -12 70 -12C108 -12 191 51 227 95Z"></path></g><g transform="matrix(.013,0,0,-0.013,15.008,0)"><path d="M535 323V373H52V323H535ZM535 138V188H52V138H535Z"></path></g><g transform="matrix(.0065,0,0,-0.0065,29.902,-3.929)"><path d="M513 91L497 125C461 87 438 71 424 71C416 71 410 77 419 106C440 174 459 243 472 310C497 441 467 454 445 454C419 454 393 443 360 424C319 400 237 344 180 265H178L196 336C217 421 207 454 182 454C146 454 84 416 25 354L42 318C66 342 103 368 113 368C119 368 124 362 117 333L31 -2L41 -12C59 -3 91 5 119 11C133 76 146 123 162 180C214 262 337 384 383 384C404 384 411 371 391 304C370 233 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95L212 119C187 98 152 71 135 71C129 71 128 78 134 102L207 373C219 418 217 451 194 451C165 451 92 411 30 351L44 326C77 353 106 371 114 371C124 371 121 357 117 341L55 97C32 5 46 -12 70 -12C108 -12 191 51 227 95Z"></path></g><g transform="matrix(.013,0,0,-0.013,81.401,0)"><path d="M275 270C275 450 212 609 64 710L45 686C145 604 203 442 203 270S147 -63 45 -147L64 -170C213 -68 275 89 275 270Z"></path></g></svg></span></td><td class="align_center" rowspan="2">The risk index</td><td class="align_center" rowspan="2">Total risk index</td></tr><tr class="thead"><td class="align_center">REN1</td><td class="align_center">REN2</td></tr><tr><td class="thead-hr" colspan="7"><hr/></td></tr><tr><td class="align_left">REN1</td><td class="align_center">1</td><td class="align_center">4</td><td class="align_center">2</td><td class="align_center">80.00%</td><td class="align_center">6</td><td class="align_center" rowspan="3">6.4</td></tr><tr><td class="align_left">REN2</td><td class="align_center">1/4</td><td class="align_center">1</td><td class="align_center">0.5</td><td class="align_center">20.00%</td><td class="align_center">8</td></tr><tr><td class="align_left">REN2</td><td class="align_center">1/4</td><td class="align_center">1</td><td class="align_center">0.5</td><td class="align_center">20.00%</td><td class="align_center">8</td></tr><tr class="table-tr"><td colspan="7"><hr class="tbody-hr"/></td></tr></table></td></tr></table>

<div>Ancillary facility risk judgment matrix.</div>

Advances in Civil Engineering

tab34

Table 34

Table 34: Identification and Assessment of Subway Construction Risk: An Integration of AHP and Experts Grading Method 