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i <br /> UNIFIED SOIL CLASSIFICATION SYSTEM <br /> >lA fC)R DIVI SIOrr LTR OF,CRIPTION MAJOR DIVISION LTR DESCRIPTION <br /> Well-grodpd grnvels or Inorganic silts and very <br /> (,W grovel-snnd mixtures fine sands rock flour <br /> little or no fines ML silty or clayey fine sands <br /> or clayey silts with slight <br /> (,RAVF L Poorly-grnrled groveks or SILTS plast;city <br /> Ail(} GIP gravel-sand mixtures AND Inorganic clays of low to <br /> little or nn fines 9anic Y <br /> GRAVELLY CLAYSCL medium plasticity gravelly <br /> c;nn S F M ;Illy gravels rlrnvpl-sand- Ll_C50 clays sandy cloys silty <br /> mixture, clays lean clays <br /> -rli <br /> Claypy grovel grrivPl-sand OL Organic Silts and organic <br /> i <br /> LtJAR>F -flay mixtures --_ FINE silt--clays of low plasticity <br /> - _ <br /> r,RAiNEt) GRAINED <br /> Well-11 ,and or Inorganic silts micaceous <br /> inILS ravel) -nnds little or 501LS <br /> S n Y Mei or diatomaceous line <br /> no fines sonny or silty soils <br /> tiANI) -- -_ T - - cit TS elastic silts <br /> Pnnrly vided -nnds or AND Inorganic clays of high <br /> APIC) �rF' rovell -,rinds Htla or g Y g <br /> �,AN()Y g Y CLAYS CH plasticity fat cloys ' <br /> 501L5 _ nn I rips - _ LL>50 <br /> Sill sands sand-sclt Organic clays of medium <br /> �M Y OH to high plasticity organic <br /> mixtures silts <br /> iL Clayey sarins sand-clay HIGHLY ORGANIC SOILS PT Peat and other highly <br /> mixtures organic soils <br /> Depth thretjgh whirh E� Snnd pock <br /> I ,an-filler is ririven � <br /> ■ Stratigraphic contact + <br /> Bentonite <br /> Sornpie analyzed by <br /> Iphoratory <br /> ILL'° Neat cFment I <br /> Nn sample recovered <br /> Paved native soil Gradational contact <br /> V '�iritic water leref <br /> ohserved m well/boring <br /> V Initial water level Blank FVC <br /> ohseived m hnnnq <br /> ;- <br /> H) �,rimOIP nurnhrr J Mnr}iinF-slatted PVC — <br /> Inferred contact <br /> I i {7 Fh�tasnni�ctkioii dr�lNCturQ <br /> Pea gravel <br /> BLOW; REPRESENT THE NUMBER DF BLOWS OF A 140--FOUND HAMMIER <br /> FALLING 30 INCHES TO DRIVE THE SAMPLER THROUGH EACH 6 INCHES <br /> OF AN 18-INCH PENETRATION <br /> GRADATIONAL AND INFERRED CONTACT LINES SEPARATING UNITS ON THE <br /> LOC REPRESENT APPROXfMATE BOUNDARIES ONLY ACTUAL BOUNDARIES <br /> MAY BE GRADHAL TOGS REPRESENT SUBSURFACE CONDITIONS AT THE <br /> BORING LOCATION AT THE TIME OF DRILLING ONLY <br /> - u�► UNIFIED SOIL CLASSIFICATION SYSTEM <br /> AND SYMBOL KEY <br /> ROEK BROTHERS PROPERTY <br /> 102 SOUTH WILSON WAY <br /> PROJECT 150108 01 STOCKTON, CALIFORNIA <br />