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Elk Creek Quarry <br /> Input Parameters Hoek-Brown Equivalent Mohr-Coulomb Failure Criteria Sum <br /> q„ 10000 psi a3 0 358 716 1074 1432 1790 2148 2506 10024 <br /> mi 25 ai 622 4281 6230 7813 9205 10475 11657 12774 63056 <br /> GS! 50 5a118a3 34.7 6.3 4.8 4.1 3.7 3.4 3.2 3.0 63.3 <br /> an 17 892 1666 2393 3087 3758 4410 5047 21270 <br /> mb 4.2 i 103 1346 2083 2673 3182 3636 4049 4431 21502 <br /> s 0.0039 x -2.6 -1.0 -0.8 -0.6 -0.5 -0.4 -0.4 -0.3 -6.6 <br /> a 0.5 y -2.0 -0.9 -0.7 -0.6 -0.5 -0.4 -0.4 -0.4 -5.8 <br /> atm -9.22 psi xy 5.1 0.9 0.5 0.4 0.3 0.2 0.1 0.1 7.6 <br /> x2 6.6 1.1 0.6 0.4 0.3 0.2 0.1 0.1 9.4 <br /> A 0.74 a3 a1 0 1532770 4460461 8390669 13181147 18749522 25040161 32012201 <br /> B 0.72 a32 0 128164 512656 1153476 2050624 3204100 4613904 6280036 17942960 <br /> k 4.52 <br /> 4' 39.6 a1 fit 2212 3832 5452 7072 8692 10312 11932 13552 <br /> c' 520.0 psi z fit 534 1259 1901 2502 3078 3633 4174 4702 <br /> acm 2212.3 psi <br /> Rock Mass Parameter Summary <br /> Summary GSI = 50 mi= 25 c' ab„ Ent, Gn„ Kim <br /> q„ 10000 psi RQD GSI 4' (psi) (psi) (psi) (psi) (psi) <br /> 4' 39.6 0 to 25 20 31 198 0 214160 82369 178467 <br /> c' 390 psi 25 to 50 30 34 287 2 380837 146476 317364 <br /> acm 1659 psi 50 to 75 40 37 332 4 677235 260475 564362 <br /> atm 9.22 psi 75 to 90 50 40 390 9 1204312 463197 1003594 <br /> -41./ <br /> g- <br /> N c- <br /> 0 <br /> O c) . <br /> = O <br /> mom' <br /> x Zil <br /> A A <br /> m <br /> x <br />