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J. H. KLEINFELDER & ASSOCIATESk" GEOTECHNICAL CONSULTANTS 0 MATERIALS TESTING 2825 EAST MYRTLE STREET, STOCKTON, CALIFORNIA 95205 File No. S-2599-1 March 3, 1983 PLATE II MAJOR DIVISIONS GRAPH LETTER rypIcAt. DEsoRpriow SYMBOL SYMBOL WELL-GRADEDGkAVCLS I G:AVEL- SAD VIXU TT GRAVEL T RES. LITTLE ON AND CLEAN GRAVELS NO FINES GRAVELLY (LITTLE OR No SOILS rOMES) POORLY-GRADED GRAVCLS.GRAVEL- COARSE Ht::4 GP SAND MIXTURES, LITTLE OR GRAINED NO FINES SOILS SILTY GRAVELS, GRAVEL-SAND- None THAN Gm SILT MIXTURES 0 f COARSE FRAC- GRAVELS WITH FINES (APPRECIABLE AMOUNT ,ION AL ON NCT W I EYE or FINES) CLAYEY GRAVELS. GRAVEL-SAND- G C CLAY MIXTURES -GRADED SW WELL SANDS, GRAVELLY SAND SANDS, LITTLE OR No riNts AND CLEAN SAND (LITTLE SANDY on No FINES) SOILS POORLY-GRADED SANDS. GRAVELLY MORE E THANN _50% s p SANDS, LITTLE OR No FINES OF MATERIAL 15 ............ e THAN NO. 200 .EVZ size MOORE THAN 50x, Irti FINES S SILTY SANDS, SAND-SILT MIXTURES Of COARSE FRAC- MA1.1W11ABLE AMOUNT TION EALUM or remes) No. 4 SIEVE SIC CLAYEY SANDS, SAND-CLAY MIXTURES INORGANIC SILTS AND VERY FINE M L CSANDS. ROCK FLOUR. SILTY 02 CLAYEY EY FINE SANDS OR CLAYEY SILTS WITH SLIGHT PLASTICITY FINE -S I L73 LIQUID I.IN IT INORGANIC CLAYS Or LOW TO MEDIUM PLASTICITY. GRAVELLY CLAYS, GRAINED AND LEZ THAN 50 C L SOILS CLAYS SANDY CLAYS, SILTY CLAYS. LEAN CLAYS ORGANICSILTS AND ORGANIC Illi OL SILTY CLAYS Of LOW PLASTICITY Iilllll INORGANIC SILTS. MICACEOUS OR M H DIATOMACEOUS FINE SAND OR SILTY SOILS None THAN 50% Of MATERIAL IS SILTS INLIQUID LIMIT A r HIGH PLASTICITY, LAST CITV THAN 140. AND THAN 50 CH IMCR"N:CCL.V;AOF CLAYS US".Evc S9zC CLAYS ORGANIC Of MEDIUM To "ION OH PLASTICITY. CITY. ORGANIC SILTS HIGHLY ORGANIC SOILSPEAT, U us, SWAMP SOILS FEEEEEH3 1�2 FIT WIT.N.U." ORGAN IC CONTENT j NOTE: DUAL SYMBOLS ARE USED TO INDICATE BORDERLINE SOIL. CLASSIFICATIONS. UNIFIED SOIL CLASSIFICATION SYSTEM