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MAJOR DIVISIONS TYPICAL NAMES <br /> Y GW • • WELL GRADED GRAVELS WITH OR <br /> > CLEAN GRAVELS ` •' WITHOUT SAND,LITTLE OR NO FINES <br /> • • <br /> w WITH LITTLE .' <br /> rn GRAVELS OR NO FINES • POORLY GRADED GRAVELS WITH OR <br /> C) GP <br /> o <br /> WITHOUT SAND.LITTLE OR NO FINES <br /> MOPE THAN HALF _ <br /> J Z COAFtSE FPACTION <br /> O Z IS LAFK3ER THAW SILTY GRAVELS, <br /> NO.A SIEVE SIZE GM SILTY GRAVELS WITH SAND <br /> D GRAVELS WITH <br /> .W°COVER 15%FINES <br /> Zul - CLAYEY GRAVELS, <br /> tr GC <br /> d CLAYEY GRAVELS WITH SAND <br /> 00 <br /> �U <br /> v1 WELL GRADED SANDS WITH OR <br /> d¢ CLEAN SANDS SW WITHOUT GRAVEL,LITTLE OR NO FINES <br /> = WITH LITTLE= <br /> SANDS OR NO FINES SP POORLY GRADED SANDS WITH OR <br /> M WITHOUT GRAVEL,LITTLE OR NO FINES <br /> W MORE THAN HALF -- <br /> tt COARSE FRACTION <br /> NO. <br /> O IS SMALLER THAN SIEVE SIZE SILTY SANDS WITH OR <br /> SM <br /> WITHOUT GRAVEL <br /> SANDS WITH <br /> OVER 15%FINES <br /> SC Jiff CLAYEY SANDS WITH OR <br /> WITHOUT GRAVEL <br /> INORGANIC SILTS AND VERY FINE SANDS,ROCK <br /> ?ci ML FLOUR,SILTS WITH SANDS AND GRAVELS <br /> SILTS AND CLAYS INORGANIC CLAYS OF LOW TO MEDIUM PLASTICITY <br /> Z LIQUID LIMIT 50%OR LESS CL INORGANIC <br /> WITH SANDS AND GRAVELS.LEAN CLAYS <br /> OL I I ORGANIC SILTS OR CLAYS <br /> Z i i I I OF LOW PLASTICITY <br /> -• z <br /> N MN INORGANIC SILTS,MICACEOUS OR DIATOMACIOUS, <br /> FINE SANDY OR SILTY SOILS,ELASTIC SILTS <br /> Lh <br /> Z d <br /> LL== SILTS AND CLAYS INORGANIC CLAYS OF HIGH PLASTICITY, <br /> a LIQUID LIMIT GREATER THAN 50% CH FAT CLAYS <br /> Q ORGANIC SILTS OR CLAYS <br /> OH OF MEDIUM TO HIGH PLASTICITY <br /> HIGHLY ORGANIC SOILS PT PEAT AND OTHER <br /> HIGHLY ORGANIC SOILS <br /> No Soil Semple Recovered <br /> - 'Undisturbed'Sample <br /> LL Liquid Limit(96} ® - Bulk or Classification Sample <br /> PI Plastic Index !Z - First Encountered Ground Water Level <br /> PID Volatile Vapors in ppm 1 - Piezometric Ground Water Level <br /> MA - Particle Size Analysis <br /> 2.5 YR 612 - Soil Color according to Penetration Sample drive hammer weight-140 pounds <br /> Munsell Soil Color Charts (1975 Edition) tailing 30 inches. Blows required 10 drive <br /> 5 GY 5/2 GSA Rock Color Chart sampler 1 toot are indicated on the togs <br /> I•-R';uv.j�t1 <br /> GeoStrategies Inc. Unified Soil Classification -ASTM D 2488-85 <br /> and Key to Test Data <br />