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• <br />• <br /> <br />Particle Size Distribution Report <br />°o °a °o <br />o <br />~ ~ ~ ~ <br />~ ~ ~ ~ ~ ~ <br />~ ~ ~ ~ <br />~ ~ <br />~ ~ ~ ~ ~ ~ ~ ~ <br />~ ~ ~ ~ ~ <br />~ ~ ~ ~ <br />500 100 10 1 0.1 0.01 0.001 <br />GRAIN SIZE - mm <br />COBBLES % GRAVEL % SAND % SILT % CLAY <br />00 400 21.6 38.4 <br />1UU <br />90 <br />80 <br />70 <br />11.1 60 <br />Z <br />Z 50 <br />W <br />U <br />tY <br />W 40 <br />D_ <br />30 <br />20 <br />10 <br />SIEVE <br />SIZE PERCENT <br />FINER SPEC. <br />PERCENT PASS? <br />(X=NO) <br />2 in. 100.0 <br />1.5 in. 98.5 <br />1.0 in. 95.4 <br />.75 in. 86.2 <br />.5 in. 78.0 <br />.375 in. 66.0 <br />#4 60.0 <br />#10 58.2 <br />#20 54.7 <br />#30 52.5 <br />#50 47.0 <br />#100 41.9 <br />#200 38.4 <br />Soil Description <br />Brown Clayey gravel with sand <br />Atterberq Limits <br />PL= 21 LL= 29 PI= 8 <br />Coefficients <br />D85= 18.1 Dgp= 4.75 D50= 0.432 <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.: 7-125-11 Source of Sample: SWTP Date: 06/19/2007 <br />Location: SWTP-85 Elev./Depth: 7.0' <br />Client: Cripple Creek and Victor Gold Mining Company <br />Smith Williams Consultants Project: Valley Leach Facility- Phase 5 Geotechnical Engineering <br />Project No: 1125 Sam le Number 7-125-11 <br />