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' 6196 <br /> t MAJOR DIVISIONS TYPICAL NAMES <br /> GW WELL GRADED GRAVELS WITH OR <br /> WITHOUT SAND,LITTLE OR NO FINES <br /> CLEAR GRAVELS WITH <br /> ' GRAVELS LITTLE OR NO FINES POORLY GRADED GRAVELS WITH OR <br /> GP -: `.♦; WITHOUT SAND,LITTLE OR NO FINES <br /> �e <br /> Ju <br /> MORE THAN HALF St LTY GRAVELS.SILTY GRAVELS <br /> O' CAARSE<w IS LARGER THAN FRACTION GM WITH SAND <br /> ' (n HA <br /> 00 Q No.4 SIEVE SIZE GRAVELS RHES '•'ER <br /> 12°/, FlNES CLAYEY GRAVELS,CLAYEY <br /> LUWMZ-0 GG GRAVELS WITH SAND <br /> Z-0 <br /> —L' O <br /> QJ N <br /> ' �<Z GRAVEL.SW •�. WELL GRADED SAND WITHOUT <br /> Z • • GRAVEL.LITTLE OR NO NO FINES <br /> ZZ CLEAN SANDS WITH <br /> LU5< SANDS <br /> SP LITTLE OR NO FINES POORLY GRADED SANDS WITH OR <br /> to F' WITHOUT GRAVEL,LITTLE OR NO FINES <br /> ' �u •�• <br /> Q O MORE THAN HALF <br /> OCOARSE FRACTION SM SILTY SANDS WITH OR <br /> U IS SMALLER THAN WITHOUT GRAVEL <br /> NO.4 SIEVE SIZE SANDS WITH OVER <br /> %2% FINES' SC CLAYEY SANDS WITH OR WITHOUT GRAVEL <br /> INORGANIC SILTS AND VERY FINE <br /> ML SANDS,ROCK FLOUR,SILTS WITH <br /> SAND$AND GRAVELS <br /> Ju SILTS AND CLAYS INORGANIC CLAYS OF LOW TO <br /> CL MEDIUM PLASTICITY,CLAYSWITH <br /> LIQUID LIMIT 50% OR LESS SANDS AND GRAVELS,LEAN CLAYS <br /> Nw I I I I ORGANIC SILTS OR CLAYS <br /> Z' <br /> UU OL 1111 OF LOW PLASTICITY<N III1 <br /> INORGANIC SILTS, A OR <br /> QZO MH DIATOMACIOUS,fINE NE SANDYNDY OR <br /> Ir<Z SILTY SOILS,ELASTIC SILTS <br /> Z <br /> ' <br /> F-< <br /> SILTS AND CLAYS CH INORGANIC CLAYS OF HIGH <br /> W C F PLASTICITY,FAT CLAYS <br /> Z O LIQUID LIMIT GREATER THAN 50`, <br /> L _ OH �j LTSOR CLAYS <br /> OFG EDIUM TO HIGH PLASTICITY <br /> 1 , <br /> HIGHLY ORGANIC SOILS Pt PEAT ORGAN �SOILSRHIGHLY <br /> t UNIFIED SOIL CLASSIFICATION - ASTM D2487-85 <br /> Perm — Permeability Shear Sirercin(ps`)1 1 Confining Pressure <br /> ' Consol — Consolidation TxUU 3200 (26001 — Unconsolidated Undrainec Triaxial Snear <br /> (FM)or(S) (field moisture or saturated <br /> -L — Liquid Limit I%) <br /> PI — Plastic Index(%) TxCU 32W 126001 — Gor,solltlatetl Untrained Traxial Shear <br /> ' — IPI (with or without pore pressure measurement) <br /> Gs Specific Gravity TCD -Do 1260_, — Consondated Drained TdaxIal Shear <br /> •fA Particle Size Analysis SSCU 5200 1261X1 — Simple Shear Consolidatec Undrained <br /> — 'Undisturbed Sample iPI Ivnth or without pore pres°_are measurement) <br /> ® — Bulk 0,Classification Sample S_CD 3200 126059 — Simple Shear Censolidatec Drained <br /> DSCD 2700 1200=1 — Conso'oatet Drained Dire=Shear <br /> UC -70 — Uncon`-netl Coa,oression <br /> 700 — Laboratory Vane Shear <br /> 1 <br /> KEY TO TEST DATA <br /> Harding Lawson Associates Unified Soil Classification Chart <br /> Enginee• and Geosclenusts Shell Od Company 15 <br /> ' Stockton, California <br /> ZcrE <br /> ' EH 402213002 11/87 <br />