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Particle Size Distribution Report <br />C _ e C C < 5 C o ( o N o y o ( o p O 0 <br />t0 m N \ n \ co # it Fi ii ii # ik <br />( <br /># <br />100 <br />80 <br />70 <br />CC <br />W 60 <br />Z <br />5: <br />z 50 <br />W <br />0 <br />W 40 <br />CI. <br />30 <br />20 <br />10 <br />0 <br />I <br />, <br />0111 <br />I <br />111 <br />0111 <br />4 <br />• <br />I <br />1 <br />0111 <br />11111 <br />• <br />I <br />I <br />I <br />1 <br />1111111$ ■IIII""■ <br />II <br />I <br />I <br />I <br />I <br />I <br />I I <br />I <br />I <br />100 10 <br />GRAIN <br />1 0 1 <br />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 I Clay <br />49.9 <br />16.1 <br />12.1 <br />3.2 <br />9.3 <br />7.2 <br />2.2 <br />SIEVE <br />SIZE <br />PERCENT <br />FINER <br />SPEC. <br />PERCENT <br />PASS? <br />(X =NO) <br />Material Description <br />Grey well - graded gravel with sand <br />Atterberg Limits <br />24.0" <br />12.0" <br />8.0" <br />6.0" <br />3.0" <br />2.0" <br />1.0" <br />1.0" <br />.75" <br />s" <br />.375" <br />#4 <br />#10 <br />#20 <br />#40 <br />#50 <br />#100 <br />#200 <br />100.0 <br />79.5 <br />72.3 <br />52.9 <br />50.1 <br />46.9 <br />43.0 <br />38.8 <br />34.0 <br />28.2 <br />25.6 <br />21.9 <br />18.7 <br />14.3 <br />9.4 <br />8.1 <br />5.3 <br />2.2 <br />PL= NP LL= NP PI= NP <br />Coefficients <br />D90= 469.1822 D85= 401.8533 D60= 169.6010 <br />D50= 74.6128 D30= 14.6988 D15= 0.9426 <br />D10= 0.4733 C 358.33 C c = 2.69 <br />Classification <br />USCS= GW AASHTO= A -1 -a <br />Remarks <br />(no specification provided) <br />Location: N 51211 E 39525 <br />Sample Number: SF - 51 - Depth: 10038' Date: 6/8/10 <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 -51 -R <br />• <br />• <br />• <br />Tested By: BE /MC /CT <br />Checked By: JDH <br />