Laserfiche WebLink
I�r <br /> _$ MAJOR DIVISIONS <br /> TYPICAL NAMES <br /> GW WELL GRADED GRAVELS,GRAVEL-SAND <br /> GLEAN GRAVELS WITH =;; :-r MIXTURES <br /> rn GRAVELS LITTLE OR NO FINES <br /> _ .... coGP <br /> g - --•�.--. <br /> '. .• POORLY GRADED GRAVELS,GRAVEL-SAND <br /> MORE 7HAN HALF ;'� MIXTURES <br /> Q COARSE FRACTION <br /> U)z IS LARGER THAN GM SILTY GRAVELS,POORLY GRADED GRAVEL• <br /> l j:) No.4 SIEVE SIZE GRAVELS WITH OVER SAND-SILT MIXTURES <br /> 12%FINES <br /> s GC CLAYEY GRAVELS.POORLY GRADED GRAVEL- <br /> ta Er SAND-CLAY MIXTURES <br /> IS <br /> Q <br /> SW �.�. WELL-GRADED SANDS,GRAVELLY SANDS <br /> LU CLEAN SANDS WITH • • <br /> Fm Uj< :ANDS LITTLE OR NO FINES • <br /> <z SP .'•° POORLY GRADED SANDS, <br /> MORHAN HALF GRAVELLY SANDS <br /> COARSE FRACTION <br /> U s IS SMAI LER THAN SM SILTY SANDS,POORLY GRADED <br /> . O NO. SIEVE SIZE SANDS WITH OVER SAND-SILT MIXTURES <br /> 12%FINES <br /> Sc ••� • CLAYEY SANDS..POORLY GRADED <br /> SAND-CLAY MIXTURES <br /> • INORGANIC SILTS AND VERY FINE SANDS. <br /> I NIL ROCK FLOUR,SILTY OR CLAYEY FINE SANDS, <br /> T I'i a OR CLAYEY SILTS WITH SLIGHT PLASTICITY <br /> I {�J SILTS AND CLAYS INORGANIC CLAYS OF LOW TO MEDIUM <br /> w LIQUID LIMIT S0%OR LESS C` PLASTICITY GRAVELLY CLAYS,SANDY <br /> CO SILTY CLAYS,LEAN CLAYS CLAYS, <br /> I C)cornUj <br /> RGANIC I <br /> )� Z'�'g OL I f 1 f OF LOW PLASTICITY <br /> ¢ CLAYS AND ORGANIC SILTY CLAYS <br /> zz iIII <br /> P� z MH INORGANIC S1LT5,MICACEOUS OR <br /> DIA70MACEOUS FINE SANDY OR SILTY <br /> } LU o SILTS AND CLAYS SOILS,ELASTIC SILTS <br /> ZCH INORGANIC CLAYS OF HIGH PLASTICITY,FAT <br /> LIQUID LIMIT GREATER THAN SD/ CLAYS <br /> s - _ OH ORGANIC CLAYS OF MEDIUM TO HIGH - <br /> !f PLASTICITY.ORGANIC SILTS <br /> HIGHLY ORGAN IC SOILS Pt <br /> y PEAT AND OTHER HIGHLY ORGANIC SOILS <br /> �sa . <br /> UNIFIED SOIL CLASSIFICATION SYSTEM <br /> t Perm — Permeability I Shear Strength(psf} Confining Pressure <br /> Consol Consolidation <br /> LL Liquid Lim' <br /> TxUU .3200 (2600) — Unconsolidated Undrained Triaxial Shear <br /> — t{�/a} (FM)or(S) <br /> PI — PIas11c Index % (field moisture or saturated) <br /> ' { } TxCU 3200 (2600) — Consolidated Undrained Triaxial Shear <br /> Gs — Specific Gravity (P) <br /> (With or MA Particle Size Analysis S ConsolidatedeDrut pore <br /> ned Triaxial Shear ssure measurement) -- - — - - <br /> s '"Undisturbed•`Sample 2 <br /> TxcD 32oD-(2soor <br /> a SCU 3 DO (2600) — Simple Shear Consolidated Undrained <br /> R ® Bulk oJ*Classification Sam le (with or without pore pressure measuremenq <br /> SSCD 3200 <br /> p (2600) Simple Shear Consolidated Drained <br /> DSCD 2700. (2000) Consolidated Drained Direct Shear <br /> Iq UC 470 - Unconfined Compression . <br /> LVS 700: Laboratory Vane Shear <br /> . KEY TO TEST DATA <br /> r Harding Lawson Aamoelatea <br /> Engineers.Geai011 CIMISSITICation Chart <br /> Geologists -amid Key to .Test Data PLATE <br /> &Geophysicists <br /> 455 Grant Line Road <br /> DRAWN _ Ja$NUMBER - Tracy, Ca 1 i forni a' - <br /> ti <br /> AG ; APPROVED DATE -. <br /> 18040,001.03 q K 2/ RE !SED Dr,r <br /> F <br />