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UNIFIED SOIL CLASSIFICATION SYSTEM <br /> MAJOR DIVISIONS GPAPHC LETTER TYPICAL DESORIPTtONS <br /> SYMBOL SYMBOL <br /> O W WELL-GRADED GRAVEL$GRAVEL4sMD <br /> CLEAN GRAVELS MOMFIES,LITTLE OR NOL*ES <br /> GRAVEL AND S.JTTLE OR NO FINES) POO'iI..Y433RMM GRAVEL%GRAVEL-WD <br /> GRAVELLY SOILS 13P MDCTUFIES,LTTTLEORNORNES <br /> MORE TrIAN W%OF <br /> COARSE <br /> COARSE FRACTICN SILTY GRAVEL[,GRAVE_aMD-OLT <br /> GRAINED �ON GRAVELS WITH FIRES GMSILTY <br /> SOILS NQ4SIEVE VPPRECIASLEAMOUNT <br /> CLAYEY GRAVELS GRAVEL BANQCLAY <br /> OF FINES) C C <br /> MI)aURES <br /> S WELLIGRADED SANDA LFIAVEL LYSMDS, <br /> MORE THM!50% CLEAN SAND _-` L MLE OR NO FINES <br /> OF MATLRAL 18 SAND AND OJTTLE OR NO FINE$ M ` POORLY-GRADED SANDS,GRAVELLY SANDS, <br /> at.-i r <br /> �Tyyi SANDY SOILS +,'t�':--::oi SP U77LEORNORN[^13 <br /> .�N <br /> NQ 200 SIEVE SIZE MCFE TFIAN W%CF <br /> COARSE FRACTION <br /> SAFIDS WITH FINES <br /> SM SLTYSMm sMD mTMIkTUAE9 <br /> N0.4 SIEVE <br /> VPPRMAB E AMOLINT <br /> OF FINES) SC CLAYEY SMD$SMBG.AY&MURES <br /> LMMANC SILTS AND IERYFIAE SMDS, <br /> M L ROO(RJMR,SILTY OR CLAYEY FINE SANDS <br /> OR CLAYEY Ems wT[i SIJGHT FLARTICITY <br /> FINE SILTS AND CLAYS NCAGMPC CLAYS OF LON TO MEDILIM <br /> GRAINED CL PLASTICITY,GRAVELLYLI.AYS,SANDY <br /> SOLS UCLJID LRATl=THAN S0 I CLAYS,SILTY BAYS,LEAN CLAY'S <br /> OL ORCAMC SILTS AND diGANC SILTY CLAYS <br /> CF LOW PLASTICITY <br /> MH NMU <br /> CRGCSILTS,MICACEOUSORDIATO- <br /> I MORE THAN+W% YAGEOUS Fm SMD OR SILTY SC1L8 <br /> t OF MAT93UL B SILTS AND CLAYS <br /> LTHAN CH gdORGMIC MAYS OF HIGHPLA4TiQTY, <br /> ,)&SIVE N UcuDUMIT�THAN80 FAT CLAYS <br /> --------------- <br /> N <br /> OH OR3MC CLAYS OF MEGRIM TO HIGH <br /> PLASTICITY,CRGANIC SIL IS <br /> PEAT,HLIMLI8,SWAMP SOBS%MTN HIGH <br /> t HIGHLY ORGANIC SOtL.S PT ORG ,WCCONTENTS <br /> i <br /> NOTE DUAL SYMBOLS ARE USED TO INDICATE BCFIGFAJNE SOIL CLASSIRCATIONS <br /> a <br /> { <br /> L <br /> KEY TO LOG OF BORINGS <br /> L <br /> �HAMMER BLOWS PER FOOTCFPENETRATION AL ATTEFW5,r—UMTS7EST <br /> 30 ■ INDICATES UNDISTURBED SAMPLE DSOJ DIRECT SHEAR TEST(Cmsdldatad,UrrdrEdne l) <br /> x <br /> ® INDICATES D157IJR8®SANf't.E CSR ClUJFORHABEAfiNG RA710 TEST <br /> I D STANDARD PENETRATION TEST SAMPLE COMP COMPACTION TEST <br /> ❑ INDICATES NO FECOVI RY OON OONTTNEDCMmFESSION(Consolldaton Tey <br /> SAMPLES DFIVEN VNTH A 140POUND HAMMER -200 PERCENTPASSING NO.200 SEVE <br /> DFKX3RNG 3D INCHES Cies[Rasultsin Parentheses) <br /> I <br /> PARKER ENVIRONMENTAL SERVICES <br /> 45 I <br />