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Particle Size Distribution <br />C C C C C c < C O <br />f0 Cl N � .' M <br />Report <br />O O O ( o p 8 a O <br />100 <br />90 <br />80 <br />70 <br />lY <br />W 60 <br />Z <br />LL <br />i- <br />Z 50 <br />W <br />0 <br />0= <br />W 40 <br />d <br />30 <br />20 <br />10 <br />0 <br />I <br />i <br />i <br />i <br />■ <br />1 <br />1 <br />1 <br />. <br />I <br />I <br />i i <br />Y <br />I <br />100 10 1 0 1 <br />GRAIN SIZE - mm. <br />0.01 0.001 <br />% +3" <br />% Gravel <br />% Sand <br />% Fines <br />Coarse <br />Fine <br />Coarse <br />Medium <br />Fine <br />Silt Clay <br />40.2 <br />23.6 <br />15.3 <br />5.2 <br />6.4 <br />3.9 <br />5.4 <br />SIEVE <br />SIZE <br />PERCENT <br />FINER <br />SPEC. <br />PERCENT <br />PASS? <br />(X =NO) <br />Material Description <br />Tan poorly graded gravel with silt and sand <br />Atterberg Limits <br />8 <br />6 <br />3 <br />2 <br />1.5 <br />1 <br />.75 <br />.5 <br />.375 <br />#4 <br />#10 <br />#20 <br />#40 <br />#50 <br />#100 <br />#200 <br />100.0 <br />79.6 <br />59.8 <br />52.8 <br />46.0 <br />40.2 <br />36.2 <br />30.3 <br />26.6 <br />20.9 <br />1 5.7 <br />15.7 <br />9.3 <br />8.4 <br />6.6 <br />5.4 <br />PL= NP LL= NV P1= NP <br />Coefficients <br />D90= 178.0398 D85= 165.8559 D60= 77.3257 <br />D50= 45.2549 D30= 12.4594 D15= 1.7428 <br />D10= 0.5225 C 148.00 C 3.84 <br />Classification <br />USCS= GP -GM AASHTO= A -1 -a <br />Remarks <br />(no specification provided) <br />Location: N 3843231 W 10508697 <br />Sample Number: SF - 21 - Depth: 10160' Date: 8/11/2009 <br />AMEC Earth <br />& Environmental, Inc. <br />Englewood, CO <br />Client: Cripple Creek & Victor Gold Mining Company <br />Project: CC &V CQA Phase 5 <br />Project No: 84201125E0 Figure SF -21 -R <br />• <br />• <br />Tested By: TW <br />Checked By: JDH <br />