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t <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-1 <br /> PROJECT NO. 2017-094 SAMPLE DEPTH 15 _ <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) 429.9 Weight Of Sample(gm) 380.4 <br /> Wt Dry Soil&Tare(gm) (w2) 380.4 Tare Weight (gm) 15.5 _ <br /> Weight of Tare(gm) (w3) 15.5 (W6) Total Dry Weight(gm) 364.9 <br /> Weight of Water(gm) (w4=w1-w2) 49.5 SIEVE ANALYSIS <br /> Weight of Dry Soil(gm) (w5=w2-w3) 364.9 Cumulative <br /> Moisture Content(%) (w4/w5)*100 14 Wt Ret (Wt-Tare) (%Retained) %PASS <br /> +Tare {(wt ret/w6)*1001 (100-%ret) <br /> %COBBLES 0.0 12.0" 15.5 0.00 0.00 100.00 cobbles <br /> %C GRAVEL 3.8 3.0" 15.5 0.00 0.00 100.00 coarse gravel <br /> %F GRAVEL 4.9 2.5" coarse gravel <br /> %C SAND 2.2 2.0" coarse gravel <br /> %M SAND 11.0 1.5" 15.5 0.00 0.00 100.00 coarse gravel <br /> %F SAND • 35.4 1.0" coarse gravel <br /> %FINES 42.8 0.75" 29.3 13.80 3.78 96.22 fine gravel <br /> %TOTAL 100.0 0.50" fine gravel <br /> 0.375" 41.8 26.30 7.21 92.79 fine gravel <br /> D10(mm) • #4 47.1 31.60 8.66 91.34 coarse sand <br /> D30(mm) #10 55.1 39.60 10.85 89.15 medium sand <br /> D60(mm) #20 medium sand <br /> Cu #40 95.1 79.60 21.81 78.19 fine sand <br /> Cc #60 fine sand <br /> #100 178.2 162.70 44.59 55.41 fine sand <br /> #200 224.1 208.60 57.17 42.83 fines <br /> PAN silt/clay <br /> 12" 3" 2" 1".75" .375' #4 #10 #20 #40 #60 #100 #200 <br /> 100 - • • • <br /> 90 <br /> 80 <br /> P 70 <br /> A 60 <br /> 50 <br /> S <br /> 40 <br /> S <br /> 30 - <br /> I 20 <br /> N 10 i <br /> G 0 <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 SM <br /> Prepared For:CHC Snohomish Reviewed By:RW <br /> 111 <br /> Ilei <br /> RILEYGROUP <br />