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Particle Size Distribution Report <br />C C e e = - vy cv yy c�op 8 4 c ° <br />'O th N 7 > \ m ii i i[ # i' it # R # <br />100 <br />90 <br />80 <br />70 <br />Ce <br />w 60 <br />Z <br />LI <br />W 50 <br />C <br />CC <br />W 40 <br />d <br />30 <br />20 <br />10 <br />i <br />I <br />i! i ' <br />I <br />I <br />I i <br />1 <br />I <br />I <br />I <br />I <br />I I <br />I I <br />I <br />I <br />I <br />I <br />I Drain Cover Fill <br />n <br />I\ <br />I <br />1 <br />I <br />I <br />I <br />I <br />I <br />I <br />i! <br />I! <br />` <br />` <br />I ! <br />I i .1 <br />I <br />! <br />I <br />I <br />I <br />I <br />■ <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 />I <br />� <br />I <br />I <br />I <br />1 <br />I <br />I <br />�i <br />I <br />1 <br />I <br />I <br />I <br />I <br />I <br />I <br />I I <br />I <br />1 <br />K <br />I <br />I <br />h <br />I <br />I <br />I <br />I <br />I <br />I <br />` <br />I <br />I <br />I <br />i <br />I I <br />I I <br />. I <br />' , <br />100 10 1 <br />GRAIN <br />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 Clay <br />0.0 <br />28.8 <br />46.0 <br />8.7 <br />7.7 <br />4.3 <br />4.5 <br />SIEVE <br />SIZE <br />PERCENT <br />FINER <br />SPEC. <br />PERCENT <br />PASS? <br />(X =NO) <br />Material Description <br />Light brown poorly graded gravel with sand <br />Atterberg Limits <br />1.5" <br />1.0" <br />.75" <br />5" <br />375" <br />#4 <br />#10 <br />#20 <br />#40 <br />#50 <br />#100 <br />#200 <br />100.0 <br />87.2 <br />71.2 <br />49.9 <br />41.7 <br />25.2 <br />16.5 <br />11.7 <br />8.8 <br />7.8 <br />5.8 <br />4.5 <br />100.0 - 100.0 <br />70.0 - 100.0 <br />5.0 - 50.0 <br />0.0 - 8.0 <br />PL= NP LL= NP PI= NP <br />Coefficients <br />D90= 27.1507 D85= 24.2745 D60= 15.7133 <br />D50= 12.7311 D30= 5.9605 D15= 1.5668 <br />D10= 0.5892 C 26.67 C c = 3.84 <br />Classification <br />USCS= GP AASHTO= A -1 -a <br />Remarks <br />Natural Moisture: 3.1% <br />Drain Cover Fill <br />Location: NE end of P -314 <br />Sample Number: DCF -34 -R Depth: 3' Date: 9/22/10 <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 DCF -34 -R <br />• <br />• <br />• <br />Tested By: RL /MMC <br />Checked By: JDH <br />