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Soil Sample: VERY SILTY, CLAYEY SAND (SC) Sample No. I (T~picaq ~~ <br />Geologc Origin: ALLUVIAL Proposed Embankment Soil Test lty: JND <br />~ Natural Water Content (w): 4.994 Boring No.: t Depth 4' And Borrow Area <br />COeaLE to GRAVEL <br />100 <br />so <br /> <br />eo <br /> <br />m <br /> <br />rn <br />c <br />~ <br />Vl <br />N <br />m ___.. ____. <br />a <br />~ <br />c <br />m _...... ...._.._ .. <br />;' ~ <br />m <br />a _._... .__. <br /> <br /> <br />20 <br /> <br />to - <br /> - <br /> <br />0 <br /> ~z s ~ s so <br />Sieve (mml <br />s +g tzs ss e <br />Particle Grain <br />% 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 />1R" 12.5 97 <br />3/8" 9.5 85 <br /># 4 4.75 92 <br />#10 2 87 <br />#20 0.85 82 <br />#40 0.425 77 <br />#100 0.15 l10 <br />#200 0.075 45.4 <br /> O.D2 <br /> 0.005 <br />sArro 1 sdTrocLAr <br />Effective sae mm <br />Cu <br />Cc <br />Plastlc Limit (PL) <br />Liquid Limit (LL) 1 °~ <br />Plasticity Index (Pq <br />Shrinkage Limit (SL) <br />Shrinkage Ratio <br />DIRECT SHEAR: CD <br />Ult. Ices. <br />Shear Angle 23.2 deg. 20.7 <br />Tan Shear: 0.429 0.3~ <br />Cohesion: 202 psf ]91 <br />0.425 0.15 U.~ OA2 0.005 <br />MOISTURE/DENSITY RELATIONSHIP: <br />ASTIVI Method: D-498 A <br />Max: Dry Density : ~1 .7 pd <br />Optimum Moisture : 13.3% <br />HVEEM-CARMANY: FHA Soil Swell: <br />'R' Vafue ~ 300 psi: % Swelf <br />Displacement 300 psi: psf <br />Expansion (~ 300 psi: <br />ALLOWABLE BEARING (net): <br />Standard Penetrafion (SPT): ~ psf <br />Unconfined Compression (qu): psf <br />CONSOLIDATION: ~ psf <br /> l~ <br />SULFATE SALTS: 500 ppm <br />PERMEABILITY: <br />K (20 C) Remolded 4.0E-07 cm/sec 107.1 (aD <br />SOIL ANALYSIS and SUMMARY <br /> Ii;SN POND 12 <br />LINCOLN - DeVORE, Inc. <br />Geotechnical Consultants <br />Western Associated Coal Corp. I Date I <br />5-22-97 <br />No. Drawn <br />86014) EM] <br />