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Soil Sample: SILTY CLAYICLAYEY SILT (CL-ML- Sample No. III (Typical <br />Geologic Origin: ALLUVIAL Test by: JND _ - <br />Natural Water Content (w): 7.3°~ Boring No.: 3 Depth 3' <br />Soil Specfic Gravity (Gs): In-Place Density (pcf): <br />COBBLE to GRAVEL I SAND ~ SILT to CLAY <br />100 ~ i ~ i i i ~r~i i i i i i ~~ <br />so <br />ea <br />rn <br />C ~ <br />.~ <br />m <br />a ~ <br />.. <br />c <br />U <br />d ~ <br />a <br /> <br />to <br />0 <br />Effective s¢e <br />Ca <br />Cc <br />Plastic Limit (PL) 2~M <br />Liquid Limit (LL) 2~ <br />Plaslialy Index (PI) <br />Shrinkage Limit (SL) <br />Shrinkage Ratio <br />DIRECT SHEAR: CD <br />Ult. <br />Shear Angle: deg. <br />Tan Shear: <br />Cohesion: psf <br />.s <br />Grain <br />Maximum <br />Size Allowed <br />~y Samaler <br />1-3/8" <br />o. <br />1~L°7F3iT1:1j1°7Ai631~~:1~~,~IP]~69C11~ <br />mm <br />Res. <br />ASTM Method: D-698 A <br />Max. Dry Density : 113.8 pef <br />Optimum Moisture : 13.9% <br />HVEEM-CARMANY: FHA Soil Swell: <br />'R' Value ~ 300 psi: °,6 Swell <br />Displacement 300 psi: psf <br />Expansion @ 300 psi: Remolded Sample <br />ALLOWABLE BEARING (net): <br />Standard Penetration (SPT): psf <br />Unconfined Compression (qu): psi <br />CONSOLIDATION: ~ psf <br />~ psf <br />SULFATE SALTS: 2000+ ppm <br />PERMEABILITY: <br />K (20 C) Remolded 2.5E-07 em/sec ~ 102.4 ocf <br />K (20 C) Remolded 8.3E-08 cmisec Cd? 108.1 Dcf <br />SOIL ANALYSIS and SUMMARY <br /> POND 12 EMBANKMENT, CAMEO <br />Western Associated Coal Corp. Date <br />LINCOLN - DeVORE, Inc. Ptagstarr, Arizona 9-18-97 <br />Geotechnical Consultants Job No. Drawn <br />Grand Junction, Colorado 86110.) EMM <br />Sieve (mm1 °~ Passim <br />5" - 125 <br />3" 75 <br />2' S0 <br />1-1/2" 37.5 <br />1" 25 <br />3/4" 19 100 <br />1/2" 12.5 99 <br />3/8" 9.5 98 <br /># 4 4.75 84 <br />#10 2 90 <br />#20 0.85 85 <br />#40 0.425 BO <br />#100 0.15 63 <br />#200 0.075 49.9 <br /> 0.02 40 <br /> 0.005 24 <br />