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<br />• <br />TABLE 1 <br />SUMMARY OF MATERIAL PROPERTIES USID IN STABILITY ANALYSIS <br />FORMATION <br />1 <br />2 <br />3 <br />4 <br />5 <br />6 <br />7 <br />8 <br />9 <br />10 <br />11 <br />12 <br />13 <br />14 <br />15 <br />16 <br />17 <br />18 <br />19* <br />UNIT <br />WEIGHT <br />(pcf) <br />150 <br />147 <br />150 <br />147 <br />156 <br />147 <br />150 <br />155 <br />BO <br />157 <br />80 <br />161 <br />80 <br />156 <br />139 <br />150 <br />82 <br />147 <br />110 <br />STRENGTH <br />TYPICAL <br />PHI C <br />(degrees) (psi) <br />----------------- <br />36 90 <br />42 88 <br />36 90 <br />42 68 <br />34 84 <br />41 83 <br />36 88 <br />91 110 <br />28 25 <br />39 120 <br />28 30 <br />42 145 <br />28 23 <br />34 84 <br />41 88 <br />31 79 <br />28 23 <br />36 115 <br />23 2.5 <br />PARAMETERS <br />CONSERVATIVE <br />PHI C <br />(degrees) <br />----------- (psi) <br />--------- <br />32 68 <br />40 66 <br />32 68 <br />40 66 <br />27 40 <br />36 52 <br />32 68 <br />38 62 <br />24 18 <br />31 56 <br />25 21 <br />40 143 <br />24 18 <br />27 40 <br />36 68 <br />31 56 <br />20 11 <br />30 50 <br />16 1.5 <br />* FORMATION 19 (COLLUVIUM) DATA OBTAINID FROP1 TEST DATA <br />FROM RMG REPORT 3168 REGARDING PORTAL STABILITY BEAR MINE <br />NO. 3. <br /> <br />