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THE RILEY GROUP, INC. PHONE: (425)415-0551 v <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 I <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) 429.9 Weight Of Sample(gm) 380.2 <br /> Wt Dry Soil&Tare(gm) (w2) 380.2 Tare Weight (gm) 15.5 <br /> Weight of Tare(gm) (w3) 15.5 (W6) Total Dry Weight(gm) 364.7 <br /> Weight of Water(gm) (w4=w1-w2) 49.7 SIEVE ANALYSIS <br /> Weight of Dry Soil(gm) (w5=w2-w3) 364.7 Cumulative <br /> Moisture Content(%) (w4/w5)*100 14 Wt Ret (Wt-Tare) (%Retained) %PASS <br /> +Tare {(wt ret/w6)*100} (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 8.5 2.5" coarse gravel <br /> %C SAND 5.6 2.0" coarse gravel <br /> %M SAND 16.3 1.5" 15.5 0.00 0.00 100.00 coarse gravel <br /> %F SAND 38.4 1.0" coarse gravel <br /> %FINES 31.2 0.75" 15.5 0.00 0.00 100.00 fine gravel <br /> %TOTAL 100.0 0.50" fine gravel <br /> 0.375" 28.0 12.50 3.43 96.57 fine gravel <br /> 010(mm) #4 46.5 31.00 8.50 91.50 coarse sand <br /> D30(mm) #10 67.0 51.50 14.12 85.88 medium sand <br /> D60(mm) #20 medium sand <br /> Cu #40 126.4 110.90 30.41 69.59 fine sand <br /> Cc #60 fine sand <br /> #100 221.3 205.80 56.43 43.57 fine sand <br /> #200 266.3 250.80 68.77 31.23 fines <br /> PAN silt/clay <br /> 12" 3" 2" 1".75" .375" #4 #10 #20 #40 #60 #100 #200 <br /> 100 • 1 <br /> 90 <br /> 80 <br /> P 70 <br /> A 60 <br /> S 50 <br /> 40 <br /> S 30 <br /> I 20 <br /> N 10 <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 /> .a <br /> RILEYGROUP <br />