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Particle Size Distribution Report <br />N < < _ yy ttVV OO pp O ry <br />b : N .1 - M 1n # # A # A it # # it <br />100 <br />90 <br />80 <br />70 <br />IY <br />W 60 <br />Z <br />Z 50 <br />W <br />V <br />W <br />W 40 <br />a <br />30 <br />20 <br />10 <br />0 <br />• <br />• <br />• <br />j:: \ c _ ;so,..,.......,, <br />500 100 10 1 0 1 <br />GRAIN SIZE - mm <br />0 01 0 001 <br />% COBBLES <br />% GRAVEL <br />% SAND <br />% SILT % CLAY <br />0.0 <br />33.3 <br />33.1 <br />33.6 <br />SIEVE <br />SIZE <br />PERCENT <br />FINER <br />SPEC. <br />PERCENT <br />PASS? <br />(X =NO) <br />Soil Description <br />Brown Clayey gravel with sand <br />Atterberq Limits <br />3 in. <br />2 in. <br />1.5 in. <br />1.0 in. <br />.75 in. <br />.5 in. <br />.375 in. <br />#4 <br />#10 <br />#20 <br />#30 <br />#50 <br />#100 <br />#200 00 <br />100.0 <br />98.0 <br />94.9 <br />87.6 <br />83.4 <br />78.7 <br />76.3 <br />66.7 <br />59.1 <br />50.8 <br />47.7 <br />41.9 <br />33.6 <br />33.6 <br />PL= 17 LL= 30 P1= 13 <br />Coefficients <br />D 21.4 D60= 2.24 D50= 0.779 <br />D30 D15 D10 <br />Cu Cc= <br />Classification <br />USCS= GC AASHTO= <br />Remarks <br />Tested by TB <br />Checked by RS <br />* (no specification provided) <br />Sample No.: 7 - 125 - 25 Source of Sample: SWTP Date: 06/19/2007 <br />Location: S. Mine STPL. Elev. /Depth: <br />Smith Williams Consultants <br />Client: Cripple Creek and Victor Gold Mining Company <br />Project: Valley Leach Facility- Phase 5 Geotechnical Engineering <br />Project No: 1125 Sample Number 7 - 125 - <br />