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11 <br />11 <br />GRAIN SIZE DISTRIBUTION CURVE <br />Project Name: <br />Foothill Area 2A <br />Tested by: RN Date: 8/12/2015 <br />Project No.: <br />14-101-1 <br />Calculated by: RN Date: 8/12/2015 <br />Sample Location: <br />Stockpile <br />Checked By: MH Date: 8/12/2015 <br />Sample No.: <br />OPS 12 <br />Sample Date: 8/12/2015 <br />Supplier <br />RJ Gordon <br />Gradation Method <br />FINE <br />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 />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 />50 <br />11h" <br />37.5 <br />1" <br />25.0 <br />0 <br />1507 <br />100 <br />3/4" <br />19.0 <br />36 <br />1471 <br />97.6 <br />th" <br />12.7 <br />119 <br />1352 <br />89.7 <br />3/8" <br />9.51 <br />50 <br />1302 <br />86.4 <br />#4 <br />4.75 <br />267 <br />1035 <br />68.7 <br />#40 <br />0.43 <br />302 <br />733 <br />48.6 <br />#60 <br />0.25 <br />283 <br />450 <br />29.9 <br />#200 <br />0.075 <br />392 <br />58 <br />3.8 <br />Pan <br />- <br />58 <br />- <br />- <br />Wash <br />- <br />- <br />- <br />Total 1 1507 <br />Note: Sampled 8/12/15 @ 7:00 am - Screened Stockpile /Dry Sieve <br />—8 OPS 12 <br />% Passing 1" Sieve: <br />Sample before wash on #200 Sieve (g): <br />After wash (g): <br />