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Particle Size Distribution Report <br />, C C _ C 0 0 0 0 0 0 R 0 <br />to m CI m \ m a ° § # i W a a <br />100 <br />90 <br />80 <br />70 <br />cc <br />W 60 <br />Z <br />LI <br />H <br />Z 50 <br />W <br />U <br />W 40 <br />a <br />30 <br />20 <br />10 <br />\ <br />\ <br />I ` <br />I <br />i\ <br />I+ I <br />\ <br />i <br />I <br />I <br />I I <br />I <br />I L <br />I Drain Cover Fill <br />A <br />\I <br />1' <br />1\ <br />1 <br />I <br />I <br />I <br />I <br />I <br />I <br />I <br />I <br />I <br />I <br />I <br />1 <br />I <br />1\ <br />1\ <br />1 <br />1 <br />A <br />`I <br />I \ <br />I <br />I <br />1 <br />1 <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 />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 />1 <br />I <br />` \ <br />I <br />I <br />1 <br />I <br />1 <br />I <br />1 <br />I <br />I <br />I I <br />I I <br />I <br />I I <br />I <br />I <br />I I <br />I \ <br />I I <br />I \ <br />I <br />I <br />I <br />I <br />I <br />I ` <br />I <br />\ 1 <br />1 <br />I <br />I <br />I <br />1 <br />I <br />I <br />I I <br />1 <br />I <br />I <br />I <br />I <br />I I <br />I 1 <br />I <br />I <br />` <br />I <br />I I I <br />-h <br />I <br />I <br />I \ <br />I <br />I <br />II <br />I <br />I <br />I <br />I <br />I <br />I <br />I <br />I <br />\ <br />I I <br />I <br />■ I <br />1 <br />I . <br />-- <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 />0.0 <br />6.8 <br />44.3 <br />15.4 <br />17.2 <br />8.5 <br />7.8 <br />SIEVE <br />SIZE <br />PERCENT <br />FINER <br />SPEC. <br />PERCENT <br />PASS? <br />(X =NO) <br />Material Description <br />Light brown well - graded gravel with silt and 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 />99.4 <br />93.2 <br />78.9 <br />70.1 <br />48.9 <br />33.5 <br />22.7 <br />16.3 <br />14.1 <br />10.2 <br />7.8 <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= 17.3009 D85= 15.0658 D60= 6.9145 <br />D50= 4.9553 D30= 1.5396 D15= 0.3484 <br />D10= 0.1447 C 47.79 C 2.37 <br />Classification <br />USCS= GW -GM AASHTO= A -1 -a <br />Remarks <br />Natural Moisture: 5.8% <br />Drain Cover Fill <br />Location: E end of P -1 <br />Sample Number: DCF - - Depth: 2' AG Date: 5/13/2010 <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 DCF -7 -R <br />• <br />• <br />• <br />Tested By: CT /MMC <br />Checked By: JDH <br />