Laserfiche WebLink
Soil Sample: VERY SILTY, CLAYEY SAND (SC) <br />M~~~ Sample No. ,f (T~pical> MIX S/Lf ~ <br />Geologic Orig ~ <br />in: ALLUVIAL Proposed Embankment oSif--' Test by: JND <br />~ Natural Water Content (w): 4.9% Boring No .: 1 Depth 4' And Borrow Area <br />COBBLE ro GRAVEL <br />100 <br />so <br /> <br />eo <br /> <br />70 <br /> <br /> <br />rn <br />c <br />_ / <br />a ~ <br /> <br />u ~ .. -- - ~ <br />m <br />a <br />__. <br />._.... <br />..~. <br />30 <br /> <br />zo <br /> <br />~o <br /> <br />0 <br />72 5 7 5 5 0 37 <br />S ieve ( mm) <br /> <br />Particle Grain <br />°.6 Passing <br />5' 125 <br />3" 75 <br />2' S0 <br />1-1/2' 37.5 <br />1" 25 100 <br />3/4" 19 99 <br />1 /2" 12.5 97 <br />3!8' 9.5 95 <br /># 4 4.75 92 <br />#10 2 87 <br />#20 0.85 82 <br />#40 0.425 77 <br />#100 0.15 60 <br />#200 0.075 45.4 <br /> 0.02 <br /> 0.005 <br />SAND SILT ro CIAY <br />Effective s¢e <br />C'u <br />Cc <br />Plastic Limit (PL) 2~ <br />Liquid Limit (LL) 1 °(s <br />Plasticfty Index (PI) !:° <br />Shrinkage Limit (SL) <br />Shrinkage Ratio <br />DIRECT SHEAR: CD <br />Ult. <br />Shear Angle 23.2 deg. <br />Tan Shear: 0.429 <br />Cohesion: 202 psf <br />0. <br />mm I <br />Res. i, <br />MOISTURE/DENSITY RELATIONSHIP: <br />ASTM Method: 98 <br />Max. Dry Density : 112.7 pd <br />Optimum Moisture : 13.3% <br />HVEEM-CARMANY: FHA Soil Swell: <br />'R' Value @ 300 psi: °b Swell <br />Displacement 300 psi: psf <br />Expansion ~ 300 psi: ~ <br />ALLOWABLE BEARING (net): <br />Standard Penetration (SPT): 3500 psf <br />Unconfined Compression (qu): psf <br />CONSOLIDATION: @ psf <br />~ psi <br />SULFATE SALTS: 500 ppm <br />PERMEABILITY: <br />K (20 C) Remolded 4.0E-07 cm/sec 107.1 ~ ocf <br />SOIL ANALYSIS and SUMMARY <br /> iRSN POND 12 <br />LINCOLN - DeVORE, Inc. <br />Geotechnical Consultants <br />Grand Junction, Colorado <br />Western Associated Coal Corp. I Date I <br />5-22-97 <br />Job No. <br />Drawn <br />EM M <br />