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GRAIN SIZE DISTRIBUTION • <br /> ASTM D422/ASTM C136 <br /> U.S.SIEVE OPENING IN INCHES I U.S.SIEVE NUMBERS I HYDROMETER <br /> 6 4 3 2 1.5 1 3/4 1/2 3/8 3 4 6 810 14 16 20 30 40 50 60 100 140 200 <br /> 100 I I i I I I I I III I I I <br /> 95 <br /> 90 . <br /> 85 Si • <br /> 80 <br /> 75 <br /> N\i . .. <br /> 70 <br /> N 65 - <br /> o w 60 <br /> 0 <br /> >- 55 <br /> a co <br /> w w 50 <br /> a Z <br /> of H• 45 <br /> Z z <br /> o w <br /> a 40 <br /> w <br /> w 0_ <br /> ~ 35 - .- <br /> a30 �., , <br /> o S: <br /> o <br /> 5 25 <br /> z 20 <br /> a <br /> ce <br /> > 15 <br /> 1- <br /> z <br /> 2 10 <br /> 2 <br /> 0 <br /> O 5 <br /> ,1 <br /> O <br /> N <br /> N 0 <br /> 100 10 1 0.1 0.01 0.001 <br /> N <br /> o GRAIN SIZE IN MILLIMETERS <br /> tn <br /> "— COBBLES GRAVEL SAND SILT OR CLAY <br /> z coarse j fine coarse 1 medium 1 fine <br /> Boring ID Depthr USCS Classification wC Ni LL 416 PL, ' <br /> o •1 B-1-20 2.5-4 Gravelly silty SAND(SM) 7.6 <br /> a - <br /> L I B-2-20 2.5-4 Gravelly silty SAND(SM) 5.1 <br /> a <br /> z A B-2-20 5-6.5 Gravelly silty SAND(SM) 5.5 <br /> 0 <br /> 0 <br /> o <br /> W Boring ID Depth;,. „y„„ Poo,,._t, D30 D10 %o bbles ' %Gravel %Sand %Silt %Fines,%Clay <br /> a • B-1-20 2.5-4 25 0.91 0.119 0.0 20.2 54.5 25.3 <br /> i I B-2-20 2.5-4 25 1.373 0.108 0.0 25.2 48.2 26.5 <br /> o •♦ B-2-20 5-6.5 25 2.337 0.158 0.0 31.2 45.7 23.1 <br /> a <br /> r <br /> o <br /> w <br /> N <br /> w PROJECT: Community Transit Operations PROJECT NUMBER: 81205012 <br /> Base Expansionrc <br /> lierracon <br /> 0 <br /> SITE: 21905 64th Ave W,Ste 100 CLIENT: KPFF Consulting Engineers <br /> 'At <br /> Everett,Washington Mountlake Terrace,WA Seattle,WA <br /> 5 <br />