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UNIFIED SOIL CLASSIFICATION SYSTEM <br /> WOR DIVISIONS LTR DESCRIPTION HAJOA DIVISIONS LIR DESCRIPTI011 <br /> Wall-graded gravels or gravel and. I inorganic silts and very fine sands, <br /> CV send mixtures, little or no Eines. I4L rock flour, silty or clayey fine <br /> sands or elayey.silts vith alight <br /> Poorly-graded gravels or graveL SILTS plasticity. <br /> GRAM CP sand mixture, Little or no fines. AIM <br /> Inorganic clays or 1w to media <br /> Y SL1[y gravala, gravel-sand-clay yy <50 CLAYS CL plasticity, gravelly clays, sandy <br /> CUVELL <br /> SOILS mixtures. clays. fern Clava. <br /> Clayey gravels, gravel-+and-clay FMOL Organic ►,ilts and organic silt-Clays <br /> COARSE CC OLxcures. CRAnn n of lmv rlaseicie . <br /> GRAINEb ll <br /> d <br /> mall- <br /> SOSOILS Inorganic silts, ueaeeous or <br /> ILS wall-graded sans or gravelly fW B <br /> SiT sands, little or no fines. Na diatomacaous fins sandy or silty <br /> SILTS salla, elastic silts. <br /> arum Poorly-graded sands or gravelly AND Inorganic clays of high plascicicy, <br /> SANDY SP zasds, LlccLs or no fines. CLAYS CS Eat clays. <br /> SLL >SO <br /> OILS <br /> O8 Organic clays of a,gditm to high <br /> SH Silty sands, sand-silt mixtures. plasticity. <br /> o ) 6ICaT ORGANIC pI Past and ocher highly organic soils. <br /> SC Clayay sands, sand-cloy mixtures. 5o ILS <br /> I Sand pack <br /> Depth through which <br /> sampler is driven <br /> Relatively undisturbed sample ama Bentonite annular seal <br /> �j Missed sample � Neat cement annular seal <br /> ® Ground water level Blank PVC <br /> observed in boring <br /> S-10 Sample number © Machine-slot[ed PVC <br /> Od OVA Organic vapor analyzer reading <br /> BLOW/FT. REPRESENTS TSE NUIOIER OF 15LONS OF A <br /> 140-POUND }SAt=R FALLINC 30 INCHES TO DRIVE <br /> TRE SAMpLER TSROUCR THE LAST.12 INCHES OF AN <br /> !„a 18 INCR PENETRATION . <br /> DASHED LINES SEFMT119C UNITS OF THE LOC <br /> REPRESENT ARPRMNATE BOUNDARIES ONLY. <br /> ACTUAL SOUNDARIZS MET BE CRADUAL. LOCS <br /> REPRESENT SUBSURFACE CONDITIONS AT THE <br /> BORING LOCATION AT SHE TIME OF DRILLING <br /> ONLY. <br /> Unified Soil Classification System PLATE <br /> And Symbol Key <br /> Former 'Texaco Service Station Q-3 <br /> A�0/iso Geosystems EngrrreeringGeology 941 Bast Yosemite Avenue <br /> N PROJECT NO. 38053-1 Hanteca, California <br />