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M o M iMlw■ r M no iiiiiiis I iiiir ion wi IM iiii 11 M M � r <br />121030.01 3/19/18 NAPROJECTS\121030.010.012.GPJ GRAIN SIZE FIGURE <br />100 <br />U.S. Sieve Opening in Inches <br />6 4 3 2 1.5 - 3/4 <br />1/2 a 3 4 <br />U.S. Sieve Numbers I <br />6 810 1416 20 30 40 5060 100 140 200 <br />Hydrometer <br />1 1 <br />X- <br />90 <br />- <br />80 <br />I <br />70 <br />60 <br />T <br />a <br />c <br />LL <br />50 <br />C <br />a' <br />m` <br />o_ <br />40 <br />30 <br />20 <br />10 <br />0 <br />J0001 <br />100 10 1 0.1 0.01 <br />Grain Size in Millimeters <br />LANDAU <br />ASSOCIATES <br />Riverside Business Park <br />Public Access Project <br />Everett, Washington <br />Grain Size Distribution <br />Figure <br />�_� <br />Cobbles <br />Gravel <br />Sand <br />Silt or Clay <br />Coarse Fine <br />Coarse Medium Fine <br />Symbol <br />Exploration <br />Number <br />Sample <br />Number <br />Depth <br />(ft) <br />Naturalo <br />Moisture (/o) <br />Soil Description <br />Unified Soil <br />Classification <br />• <br />B-1 <br />S-2 <br />4.5 <br />19 <br />Gray, fine to medium SAND with trace silt and gravel <br />SP <br />m <br />B-1 <br />S-5 <br />15.0 <br />37 <br />Gray, sandy SILT with trace gravel <br />MIL <br />B-1 <br />S-6 <br />20.0 <br />16 <br />Gray, gravelly, fine to coarse SAND with trace silt <br />SP <br />* <br />B-1 <br />S-8 <br />30.0 <br />21 <br />Gray, fine to medium SAND with gravel and silt <br />SP-SM <br />O <br />B-2 <br />S-1 <br />3.0 <br />17 <br />Black, gravelly, fine to medium SAND with silt <br />SW-SM <br />