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Ore(led: Date : Checked: Delo : Approved: Dale: Form DFT-1.08 (7/83) Job No. <br /> 3 <br /> GRAIN SIZE CURVES <br /> U S.STANDARD SIEVE NUMBERS LLS,STANDARD SIEVE OPENINGS IN INCHES HYDROMETER <br /> 7 2 4k1 �• '/' % '/4 e e 10 14 is 20 00 a 50 TO 100 u0 200 <br /> 100 <br /> a 0 <br /> z <br /> ° 90 10 <br /> 80 20 <br /> 70 30 <br /> r <br /> c` O1 <br /> ° <br /> 3 60 3 <br /> 40 T <br /> T m <br /> m <br /> m 50 50 H <br /> c o <br /> iL U <br /> m 40 LL 60 c <br /> U V <br /> 30 70 <br /> PO 80 <br /> 10 90 <br /> 0 100 t <br /> 100 50 10 5 1.0 0.5 0.1 0.05 0.01 0.005 0.001 <br /> Grein Size In Millimeters <br /> GRAVEL SAND SILT or CLAY <br /> Coarse Flne Coarse Medium Fine <br /> CURVE BORING NO. PENETRATION, ft MATERIAL <br /> ❑ B-6 3. 5 Silty fine to medium SAND (SM) <br /> r <br /> D � <br /> m <br /> f <br /> W <br />