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Dratted: Date : Checked: Date: Approved: Date: Form DFT-1.08 (7/83) Job No. <br /> 3 <br /> GRAIN SIZE CURVES <br /> UA.STANDARD SIEVE NUMBERS U.S.STANDARD SIEVE OPENINGS IN INCHES HYDROMETER <br /> 100 a z i1h i 3'. 'h Y4 e e u to 20 30 10 50 70 100 140 200 <br /> 0 <br /> z <br /> ° 90 N 10 <br /> 80 20 { <br /> 70 <br /> 30 <br /> ` <br /> r <br /> 3 � aD <br /> 3 <br /> m <br /> T <br /> m <br /> `m 50 50 a <br /> O <br /> U <br /> m 40 60 m <br /> 30 70 It <br /> 20 80 <br /> 10 90 <br /> 0 100 <br /> 100 50 10 5 1.0 0.5 0.1 0.05 0.01 0.005 0.001 <br /> Grain Size In Millimeters <br /> GMVEL SAND SILT or CLAY <br /> Coarse Flne Coarse Medium Fine <br /> CURVE BORING NO. PENETRATION, ft MATERIAL <br /> o B-4 1 .2 Silty fine to medium SAND (SM) <br /> B-4 11 Poorly graded fine to medium SAND with silt <br /> r (SP-SM) <br /> M <br /> 1 <br /> V <br />