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U.S. SIEVE OPENING IN INCHES I U.S. SIEVE NUMBERS I HYDROMETER <br />6 <br />100 I <br />4 <br />95 <br />90 <br />85 <br />80 <br />75 <br />70 <br />35 <br />25 <br />20 <br />15 <br />10 <br />5 <br />0 <br />2 1.5 1 1/23/4 33/8 6 810 164 30 50 10014204060 2(140 <br />i <br />10 1 0.1 <br />65 <br />&2 60 <br />» 55 <br />LU 50 <br />Z <br />E 1 <br />1- 45 <br />Z <br />LU <br />g 40 <br />W <br />1 <br />30 <br />100 0.01 .0.001 <br />GRAIN SIZE IN MILLIMETERS <br />COBBLES <br />GRAVEL SAND <br />SILT OR CLAY <br />coarse fine coarse medium fine <br />Specimen Identification Classification LL PL Pl Cc Cu <br />• B-3 25.0 POORLY GRADED SAND SP 1.16 5.69 <br />Specimen Identification D100 D60 D30 D10 %Gravel %Sand %Silt %Clay <br />• B-3 25.0 18.85 1.054 0.476 0.185 6.8 <br />GEOSOILS, INC. <br />1446 East Chestnut AvenueGSI Santa Ana, California <br />Telephone: 714-647-0277 <br />Fax: 714-647-0745 <br />GRAIN SIZE DISTRIBUTION <br />Project: PACIFIC DEVELOPMENT GROUP PLATE <br />Location: SANTA ANA C-6 <br />Number: 4976-Al-OC <br />US GRAIN SIZE 4976.GPJ US LAB.GDT 10/17/05