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A , <br /> 1423002.01 5/16/14 N:\PROJECTS\1423002.010.GPJ GRAIN SIZE FIGURE <br /> U.S.Sieve Opening in Inches U.S.Sieve Numbers Hydrometer <br /> 6 4 3 2 -1.5 1 1/2 3/8 3 4 6 8 10 14 16 20 30 40 5060 100 140 200 <br /> 100 I I •• I i I I I I I <br /> 90 ,`111N <br /> 80 <br /> llk <br /> 70 <br /> p. l_ . a{Oi'560 ,�iv.o ..,':,;•*,,].., <br /> 50cCCD <br /> P 40 <br /> d <br /> o- <br /> . <br /> 30 <br /> 20 <br /> 40,-, $?,,,,,,I.,,,„ <br /> 10 J � I <br /> , ,.,.,,,,,:z,„ 1 <br /> -- ....„ ,,,,,,, <br /> 100 10I� (i 0.1 0.01 0.001 <br /> ,rain ' in Millimeters <br /> Cobbles 77 <br /> Gravel Sand <br /> Coarse Fine . a. Silt or Clay <br /> r Medium Fine <br /> Symbol Exploration Sample Depth Natural Soil Description Unified Soil <br /> Number Number (ft) Moisture(o ) Classification <br /> • B-12-14 S-4 10.0 9 Silty SAND SM <br /> I B-12-14 S-6 30.0 7 Gravelly,silty SAND SW-SM <br /> A B-13-14 S-2 5.0 9 Very silty SAND with trace gravel SM <br /> * B-13-14 S-4 10.0 10 Very silty SAND with gravel SM <br /> O B-13-14 S-6A 20.0 14 Very silty SAND with gravel SM <br /> 777X Composite Wing Figure <br /> IALANDAU Fabrication Center Grain Size Distribution DD-5 <br /> ASSOCIATES Everett,Washington <br />