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GRAIN SIZE DISTRIBUTION CURVE <br />Project Name: <br />Foothill Area 2A <br />Tested by: RN Date: 8/28/2015 <br />Project No.: <br />14-101-1 <br />Calculated by: RN Date: 8/28/2015 <br />Sample Location: <br />Stockpile <br />Checked By: MH Date: 8/28/2015 <br />Sample No.: <br />OPS 21 <br />Sample Date: 8/27/2015 <br />Supplier <br />RI Gordon <br />Gradation Method) <br />R <br />I ASTM D422 <br />100 <br />90 <br />80 <br />70 <br />60 <br />50 <br />40 <br />30 <br />20 <br />10 <br />0 <br />ASTM C136 <br />GRAVEL <br />SAND <br />Weight <br />Retained <br />Weight <br />Passing <br />% Passing <br />SILT OR <br />CLAY <br />75 <br />2" <br />COARSE <br />FINE <br />COARSE <br />MEDIUM <br />FINE <br />37.5 <br />00 10 1 0.1 0.01 0.001 <br />Particle Diameter (mm) <br />Note: <br />US Standard <br />Sieve <br />Size <br />mm <br />Weight <br />Retained <br />Weight <br />Passing <br />% Passing <br />3" <br />75 <br />2" <br />SO <br />11h" <br />37.5 <br />1" <br />25.0 <br />0 <br />744 <br />100 <br />3/4" <br />19.0 <br />23 <br />721 <br />96.9 <br />'h" <br />12.7 <br />49 <br />672 <br />90.3 <br />3/8" <br />9.51 <br />19 <br />653 <br />87.8 <br />#4 <br />4.75 <br />73 <br />580 <br />78.0 <br />#40 <br />0.43 <br />180 <br />400 <br />53.8 <br />#60 <br />0.25 <br />204 <br />196 <br />26.3 <br />#200 <br />0.075 <br />160 <br />36 <br />4.8 <br />Pan <br />- <br />7 <br />- <br />- <br />Wash <br />- <br />29 <br />- <br />- <br />Total t 744 <br />'/15 @ 7:00 W. stockpile/200.Wash <br />—9 --OPS 21 <br />% Passing 1" Sieve <br />Sample before wash on #200 Sieve (g) <br />After wash (g) <br />