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Particle Size Distribution <br />C <br />c c c c S c m o o <br />co n cc 7 \ - e.---, a ## <br />Report <br />o o o o a o <br />i E IT IT E <br />100 <br />90 <br />80 <br />70 <br />CC <br />W 60 <br />Z <br />z <br />Z 50 <br />W <br />C.) <br />w 40 <br />d <br />30 <br />20 <br />10 <br />0 <br />n <br />` <br />i\ <br />I \ <br />I Drain Cover Fill <br />I <br />1 <br />1 <br />[ <br />1 <br />I <br />I <br />1 <br />1 <br />\ <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 />' <br />L <br />i <br />, k <br />}` <br />1 <br />1 <br />I <br />i <br />i <br />i <br />I <br />I <br />I <br />I <br />I <br />1 <br />, <br />i <br />i <br />I <br />I <br />I I <br />I I <br />1 <br />i <br />� <br />1 <br />1 <br />r- <br />--- <br />i <br />-+ - -_- <br />I I <br />Y ' °, <br />1 <br />I ■ <br />i <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 />1 Fine <br />Coarse <br />Medium <br />Fine <br />Silt Clay <br />0.0 <br />24.2 <br />1 46.4 <br />9.6 <br />8.9 <br />5.1 <br />5.8 <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 silt and sand <br />Atterberg Limits <br />1.5" <br />1.0" <br />.75" <br />375" <br />#4 <br />#10 <br />#20 <br />#40 <br />#50 <br />#100 <br />#200 <br />100.0 <br />90.4 <br />75.8 <br />55.2 <br />46.0 <br />29.4 <br />19.8 <br />14.2 <br />10.9 <br />9.8 <br />7.4 <br />5.8 <br />100.0 - 100.0 <br />70.0 - 100.0 <br />5.0 - 50.0 <br />0.0 - 8.0 <br />PL= NP LL= N P1= NP <br />Coefficients <br />D90= 25.1557 D85= 22.5637 D60= 14.1567 <br />D50= 10.9339 D30= 4.8997 D15= 0.9814 <br />D10= 0.3183 C 44.47 C 5.33 <br />Classification <br />USCS= GP -GM AASHTO= A -1 -a <br />Remarks <br />Natural Moisture: 3.8% <br />Drain Cover Fill <br />Location: Middle of P -412 <br />Sample Number: DCF -37 -R Depth: 2' Date: 10/4/10 <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 DCF -37 -R <br />• <br />• <br />• <br />Tested By: RL /MMC <br />Checked By: JDH <br />