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Particle Size Distribution <br />C G C C <br />a (N� <br />( O th N N- \ \ th # # R <br />Report <br />y 0 0 O <br />� it # # # <br />O <br />NN <br />80 <br />70 <br />Z 60 <br />LL <br />I- <br />Z 50 <br />U <br />CC <br />W 40 <br />30 <br />20 <br />10 <br />0 <br />I <br />I <br />I <br />I I I <br />I <br />I <br />I <br />I <br />I <br />I <br />I <br />I <br />I <br />I <br />I <br />I <br />I <br />I <br />I <br />I <br />I <br />I <br />11111 <br />I I I I <br />I I I I <br />I <br />I <br />I <br />I <br />I <br />I <br />I <br />I <br />I <br />I <br />I <br />I <br />I <br />I <br />I I <br />I I <br />I I <br />I I <br />I <br />I <br />i <br />• <br />\ Iiiiii <br />1 <br />I <br />I <br />I I I <br />I <br />I <br />I <br />I <br />I <br />I <br />I <br />I <br />I <br />I <br />I I <br />I <br />1 <br />I <br />T <br />1 <br />1 <br />1 1 <br />1 1 <br />1 <br />1 <br />I <br />1 <br />1 <br />1 <br />I <br />I <br />100 10 <br />GRAIN <br />1 0 <br />SIZE - mm. <br />1 0.01 0.001 <br />% +3" <br />% Gravel <br />% Sand <br />% Fines <br />Coarse <br />Fine <br />Coarse <br />Medium <br />Fine <br />Silt 1 Clay <br />54.2 <br />15.6 <br />10.9 <br />1.5 <br />6.9 <br />5.2 <br />5.7 <br />SIEVE <br />SIZE <br />PERCENT <br />FINER <br />SPEC. <br />PERCENT <br />PASS? <br />(X =NO) <br />Material Description <br />Brown silty gravel with sand <br />Atterberq Limits <br />24.0" <br />12.0" <br />8.0" <br />6.0" <br />2.0" <br />2.0" <br />1.0" <br />1.0" <br />.7s" <br />s" <br />.375" <br />#4 <br />#10 <br />#20 <br />#40 <br />#50 <br />#100 <br />#200 <br />100.0 <br />82.7 <br />60.1 <br />47.5 <br />45.8 <br />40.9 <br />36.7 <br />30.2 <br />30.2 <br />24.0 <br />21.9 <br />19.3 <br />17.8 <br />15.5 <br />10.9 <br />8.2 <br />6.5 <br />5.7 <br />PL= NP LL= NP PI= NP <br />Coefficients <br />D 368.5676 D85= 321.1213 D60= 202.8335 <br />90 85 60 <br />D50= 164.4861 D30= 18.7824 D15= 0.7692 <br />D10= 0.3816 C 531.55 C 4.56 <br />Classification <br />USCS= GM AASHTO= A -1 -a <br />Remarks <br />(no specification provided) <br />Location: N 49061 E 38209 <br />Sample Number: SF - 52 - Depth: 9755' Date: 6/18/10 <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 -52 -R <br />• <br />• <br />• <br />Tested By: BE /MC /JL <br />Checked By: JDH <br />