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DESCRIPTION MAJOR DIVISIONS <br /> CW SAND MIXTURES.rD GRAVELS. GRAVEL <br /> COR NO <br /> fINES GRAVEL <br /> CLEAN GRAVELS L77- AND <br /> POORLY-GRADCO GRAVELS, GRAVEL TLC OR NO FINE ) GRAVELLY <br /> CP SAND MIXruRES. LITTLE OR SOIL .W. <br /> NO rINCS <br /> e <br /> GM SILTY GRAVELS. GRAVEL-SAND- h <br /> SILT MIX rURES MORE THAN SOX d <br /> SANDS WITH APPRECIA- OF COARSE FRAC- 2 <br /> B <br /> CC CLAYEY GRAVEL S, GRA VCC-SAHD- LE AMOUNT OF FINES TION RETAINEDCLAY MIXTURES ON NO. 4 SIEVE <br /> t. <br /> SW SANDS,IILZTT SANn5, [FINELYS <br /> �a <br /> SANDS, LITTCC OA ND FINESNy{ <br /> CLEAN SAND (LITTCC ANDS <br /> OR N0 FINES) SANDY *M <br /> SP POORLY-CRAM SANDS. GRAVELLY SOILS <br /> SAMOS, LITTLE OR NO FINES .� <br /> SILTY SANDS SAND-SILT <br /> SM M7XrUAES MORE THAN SOX <br /> SANDS WITH APPRECIA- OF COARSE FRAC- <br /> OLE AMOUNT OF FINES TION PASSING <br /> Sc CLAYEY SAMOS. SANG-SILT NO. SIEVE <br /> MIXTURES <br /> INORCANIC SILTS AND VERY FINE <br /> k SANDS, ROCK FLOVR. SILTY M <br /> Y <br /> CLAYEFINE SANDS OR CLAYEY <br /> SILTS WITH SLICNT ILASYICIrY <br /> IHCRGANTC CLAYS OF Low To SILTS <br /> CL MfPTVM RLASTICITY, GRAVELLY LfOUED LIMIT <br /> CLAYS.- SANDY CLAYS. SZLTY LESS THAN SD AND <br /> CLAYS. LOAN CL A". <br /> CLAYS <br /> OL CRGANIC SILTS AND ORGANIC L <br /> SILTY CLAYS OF LOW PLASTICITY <br /> N <br /> IRORGANIC SILTS. MICACEOUS � <br /> Mi OR DIATOL(ACCOUS FINE SAND k <br /> Oft SILTY SOILS Cx� <br /> CN INORGANIC CLAYS OF NIGH CREATE LTASIL <br /> ND <br /> PLAST7C77Y, FAT CLAYS GREATER THAN <br /> 70 CLAYSON <br /> ORGANIC CLAYS OF MCDIAM TO ti y,o <br /> RICH PLASTICITY, ORGANIC SILTS I <br /> PT PEAT, HVMAS, SWAMP 507[5 HIGHLY ORGANIC SOILS <br /> WITH RICH ORGANIC CONTENTS <br /> SAMPLE TYPE TEST TYPE <br /> the ". . <br /> Notes <br /> CLASSIFICATION <br /> C7 GRAB SAMPLE Plasticity pi <br /> Grain Size Analysis ma <br /> DRIVE SAMPLE, 1.38" ID Sampler, Specific Gravity sg <br /> _._ driven with 140 Ib hammer, 30" Shrink/Swell s/s <br /> drop (Standard Penetration Test). <br /> -- STRENGTH <br /> DRIVE SAMPLE, 1.93" ID Sampler, Direct Shear ds <br /> driven with 175 lb hammer, 24" Unconfined Compression uc <br /> drop, brass tube liners. Triaxial Compression tx <br /> 5— Pocket Pentrometer pp <br /> PUSH SAMPLE, 2,87' ID Thin Wall Torvane Shear is <br /> Sampler (Shelby Tube), pushed <br /> hydraulically. CONSOLIDATION c <br /> UNIFIED SOIL CLASSIFICATION SYSTEM AND BORING LOG SYMBOLS <br /> NEIL O. ANDERSON & ASSOC., INC. FOSTERS FREEZE <br /> 9026 t,orraine Ave, Suite 214 NE Corner of Walnut Grove Rd and Thomton Rd <br /> Stockton, California Thornton, California <br /> (209)472-1091 <br /> Plate Number 4 <br />