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Particle Size Distribution Report <br />C G 5, 5 - = O O O o t <br />y E 0 0 E o a N o N <br />100 <br />90 <br />80 <br />70 <br />CC <br />_Z 60 <br />iL <br />Z 50 <br />U <br />cc <br />w 40 <br />a <br />30 <br />20 <br />10 <br />0 <br />I I <br />I <br />I I <br />I <br />I <br />I <br />I <br />1 <br />I <br />i <br />1 <br />1 <br />1 <br />11111 <br />1 1 1 <br />1 1 1 1 <br />1 1 <br />I 11111 <br />I <br />1 <br />1 <br />I <br />1 <br />I <br />1 <br />I <br />11 <br />I <br />1 <br />I <br />1 <br />1 <br />1 <br />I <br />1 <br />'\ <br />1 <br />� <br />I <br />1 <br />I <br />I <br />1 <br />I <br />I <br />I <br />1 <br />I <br />I <br />I <br />1 <br />1 <br />1 <br />t <br />' I <br />I <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 />23.2 <br />28.3 <br />15.9 <br />7.0 <br />10.9 <br />6.4 <br />8.3 <br />SIEVE <br />SIZE <br />PERCENT <br />FINER <br />SPEC. <br />PERCENT <br />PASS? <br />(X =NO) <br />Material Description <br />Brown well - graded gravel with silt and sand <br />Atterberg Limits <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 />76.8 <br />67.4 <br />62.7 <br />55.3 <br />48.5 <br />42.4 <br />36.7 <br />32.6 <br />25.6 <br />18.9 <br />14.7 <br />13.3 <br />10.3 <br />8.3 <br />PL= NP PI= NP <br />Coefficients <br />D90= 115.1549 D85= 99.4088 D60= 32.2097 <br />D50= 20.4294 D30= 3.2049 D15= 0.4525 <br />D10= 0.1377 C 233.89 C c = 2.32 <br />Classification <br />USCS= GW -GM AASHTO= A -1 -a <br />Remarks <br />(no specification provided) <br />Location: N 3843183 W 10509083 <br />Sample Number: SF - - Depth: 9753' Date: 5/7/2009 <br />AM EC 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 -6 -R <br />• <br />• <br />• <br />Tested By: SM /MC <br />Checked By: JDH <br />