Application of the Slope Coefficient of the Equivalent M–C Criterion in Layered Rock Mass Engineering

<div>Optimal approximation of the graph plane <span class="nowrap"><svg height="15.184pt" id="M50" style="vertical-align:-3.8046pt" version="1.1" viewbox="-0.0498162 -11.3794 43.2841 15.184" width="43.2841pt" 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="M405 650H141L135 622C222 616 230 610 215 535L133 116C118 41 113 33 29 28L23 0H289L295 28C209 33 205 40 219 116L298 535C312 609 317 616 399 622L405 650Z"></path></g><g transform="matrix(.0091,0,0,-0.0091,4.719,3.132)"><path d="M389 0V32C297 38 291 46 291 118V635C234 613 175 595 109 583V556L161 554C203 552 207 547 207 497V118C207 46 201 38 110 32V0H389Z"></path></g><g transform="matrix(.013,0,0,-0.013,12.571,0)"><path d="M535 230V280H52V230H535Z"></path></g><g transform="matrix(.013,0,0,-0.013,23.107,-.134)"><path d="M778 808H735L485 -141H483L284 324L133 247L149 215L244 263L484 -298H486L778 808Z"></path></g><rect height="0.65243" width="9.9963" x="33.1419" y="-10.6771"></rect><g transform="matrix(.013,0,0,-0.013,33.142,0)"><path d="M429 650H175L169 622C251 614 259 612 244 532L174 152C163 91 152 37 135 -6C109 -72 67 -101 23 -113L33 -144C45 -143 73 -134 102 -119C186 -76 229 -1 254 133L327 532C341 609 347 613 423 622L429 650Z"></path></g><g transform="matrix(.0091,0,0,-0.0091,38.173,3.132)"><path d="M414 144C384 79 371 75 317 75H135L276 221C367 316 408 376 408 465C408 570 327 635 237 635C179 635 131 609 100 575L42 494L67 471C94 510 138 565 205 565C277 565 321 517 321 435C321 348 258 270 195 195C146 137 88 81 33 26V0H411C423 44 433 88 446 135L414 144Z"></path></g></svg>.</span></div>

Advances in Civil Engineering

fig4

Figure 4

Figure 4: Application of the Slope Coefficient of the Equivalent M–C Criterion in Layered Rock Mass Engineering 