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Y <br /> THE RILEY GROUP, INC. PHONE: (425)415-0551 - <br /> 17522 Bothell Way NE FAX: (425)415-0311 - <br /> Bothell,WA 98011 <br /> GRAIN SIZE ANALYSIS <br /> ASTM D421, D422, D1140, D2487, D6913 <br /> PROJECT TITLE Central Everett CHC SAMPLE ID/TYPE B-2 <br /> PROJECT NO. 2017-094 SAMPLE DEPTH 5 <br /> TECH/TEST DATE LC 05/17 DATE RECEIVED 5/17/2017 <br /> WATER CONTENT(Delivered Moisture) Total Weight Of Sample Used For Sieve Corrected For Hygroscopic Moisture <br /> Wt Wet Soil&Tare(gm) (w1) 437.7 Weight Of Sample(gm) _ 394.9 <br /> Wt Dry Soil&Tare(gm) (w2) 394.9 Tare Weight (gm) _ 15.5 <br /> Weight of Tare(gm) (w3) 15.5 (W6) Total Dry Weight(gm) 379.4 <br /> Weight of Water(gm) (w4=w1-w2) 42.8 SIEVE ANALYSIS <br /> Weight of Dry Soil(gm) (w5=w2-w3) 379.4 Cumulative <br /> Moisture Content(%) (w4/w5)*100 11 Wt Ret (Wt-Tare) (%Retained) %PASS <br /> +Tare f(wt ret/w6)*1001 (100-%ret) <br /> %COBBLES 0.0 12.0" 15.5 0.00 0.00 100.00 cobbles <br /> %C GRAVEL 0.0 3.0" 15.5 0.00 0.00 100.00 coarse gravel <br /> %F GRAVEL 6.6 2.5" coarse gravel <br /> %C SAND 2.3 2.0" coarse gravel <br /> %M SAND 13.7 1.5" 15.5 0.00 0.00 100.00 coarse gravel <br /> %F SAND 42.5 1.0" coarse gravel <br /> %FINES 34.8 0.75" 15.5 0.00 0.00 100.00 fine gravel <br /> %TOTAL 100.0 0.50" . fine gravel <br /> 0.375" 32.3 16.80 4.43 95.57 fine gravel <br /> D10(mm) #4 40.7 25.20 6.64 93.36 coarse sand <br /> D30(mm) #10 49.6 34.10 8.99 91.01 medium sand <br /> D60(mm) #20 medium sand <br /> Cu #40 101.5 86.00 22.67 77.33 fine sand <br /> Cc #60 fine sand <br /> #100 212.8 197.30 52.00 48.00 fine sand ' <br /> #200 262.9 247.40 65.21 34.79 fines <br /> PAN silt/clay <br /> 12" 3" 2" 1".75" .375" #4 #10 #20 #40 #60 #100 #200 <br /> 11 • <br /> 1000 100 10 1 0.1 0.01 0.001 <br /> Grain size in millimeters <br /> DESCRIPTION Silty SAND with trace gravel <br /> USCS <br /> Prepared For:CHC Snohomish Reviewed By:RW <br /> 0I <br /> II Iiii <br /> RILEYGROUP <br />