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GRAIN SIZE DISTRIBUTION <br /> ASTM D422 <br /> U.S.SIEVE OPENING IN INCHES U.S.SIEVE NUMBERS HYDROMETER <br /> 6 4 3 2 1.5 1 3/4 1/23/8 3 4 6 810 1416 20 30 40 50 60 100 140 200 <br /> 100 <br /> 95 <br /> 90 - <br /> 85 -- <br /> 80 - - — - --- <br /> 75 <br /> 70 <br /> 65 <br /> w <br /> g0 \ - <br /> >- 55 <br /> N <br /> w 50 <br /> Z <br /> M 1-- 45 <br /> Z <br /> LU <br /> Lu W 40 <br /> a 35 <br /> a <br /> w <br /> W 30 <br /> LL <br /> a 25 tt <br /> t <br /> 0 <br /> 0 <br /> 20 <br /> 0 <br /> 15 <br /> 0 <br /> J <br /> z 10 — <br /> 0 <br /> 0 <br /> 5 - <br /> 0 <br /> 100 10 1 0.1 0.01 0.001 <br /> N <br /> L) GRAIN SIZE IN MILLIMETERS <br /> U, <br /> Lii COBBLES GRAVEL SAND <br /> SILT OR CLAY <br /> z L coarse fine coarse medium fne <br /> " Boring ID Depth USCS Classification LL PL PI CC Cu <br /> o • B-1 5.0 SILTY SAND(SM),with gravel <br /> a <br /> W <br /> z <br /> 0 <br /> O <br /> O <br /> FF <br /> Boring ID Depth 13100 D60 D30 D,0 %Gravel %Sand %Silt %Clay <br /> LPROJECT: <br /> 5.0 19 0.329 15.8 44.4 37.5 <br /> LLw <br /> C0 <br /> z <br /> w <br /> SN4924-Silver Lake North <br /> In PROJECT NUMBER: 81145043 <br /> 9 -- <br /> > SITE: 1810 104th Street SECLIENT: American Tower Corporation <br /> o Everett,Washington Ireirracon Portland,Oregon <br /> 21905 64th Ave.W, Suite 100 - - - <br /> °mg Mountlake Terrace, Washington EXHIBIT: B-2 <br />