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— =-=-UNIFIED SOIL CLASSIFICATION SYSTEM — - - -EXPLANATION -- <br /> MAJOR DIVISIONS LTA DESCRIPTION Soil Contact Noted within <br /> Well-graded gravels or gravel sand Sample Interval <br /> GW mixtures,little or no rives. <br /> GRAVEL <br /> —t G P Poody-graded gravels a gavel sand — — — Soil Contact Inferred between <br /> p 8 mixture,little or no Fines. sample intervals <br /> U) GRAVELLY <br /> O GM Silty gravels,gravel-sand-sift mixtures. s e Modified California(Porter)sample <br /> Z SOIL <br /> Q G C Clayey gravels,gravel-sardrWy mixtures. <br /> ® BAT Probe water sample <br /> Well-graded sands or gravely sands, <br /> SAND S W We or m fees. <br /> ¢ a S P Poody-graded sands or gravelly sands. I Shelby tube sample <br /> O Bttle or m fires. <br /> U SANDY <br /> - SOIL S M Slty sands,surd,and sit mbdures. 3Z Water level observed in boring <br /> S C Clayey sands,and day mixtures. <br /> Inorganic sib and very ire sands,rock Z Stabilized water level _ <br /> SILTS Y L flour,siy a clayey fire sands a clayey - - <br /> silts with slight plaelidty. <br /> It Inorganic days of low to mecum NFWE No free water encountered . <br /> O CLAYS C L Plasticity,gravely days.sandy days.ally <br /> days,lean days. <br /> p LL<50 NOSC No odor,scent,or fluid out <br /> Lu Organic sits and organic sit-days of <br /> Z OL low plastichy. <br /> IrFID Flame Ionization Defector(total <br /> SILTS M H Inorganic sits,mi aceaa a dialom organic vapors in parts per million) <br /> ILL! aceous fate or Silty sol,elastic silts. <br /> Z a <br /> LL CLAYS C H Inorganic days of high plaslidy,(at clays. PID Photaonaation Device(total organic <br /> LL>50 1011Organicvapors measured n parts per million) <br /> days of rttedtum b high plasticity <br /> HIGHLY ORGANIC Pt Peat and other highly fc <br /> orgarSat <br /> SOIL <br /> WELL CONSTRUCTION <br /> SOIL CONTENT% = wank casing <br /> Trace 0-10% - <br /> _ Screened casing <br /> Vele 10-2D% ... <br /> Some 20-30% - Cement grout <br /> Sandy ® Bentonite <br /> .Silty j 30.50%Clayey - Sand pack or gravel pack <br /> NOTES: glow mums rspresmtt she numberof blows ala 1 so.pound hammer la ing 3o nates i"mod to drives sampler 6 itches. <br /> The fres saparasng strata on the logs represent approsmale boundaries;only The amaf transition may be prod al. No warranty Is provided as <br /> to Cur coMrsay of sod strata between borings. Logs represent the soil section observed r the boring location on she date of drilling only <br /> References b plasticity of cohesive soil are based on Qualitative field observations;and not on puanuawe field or laboratory lasts. Qualitative <br /> $oil plasooy is mad solely to aid in stratigraphc mnetaoon and is not intended for geotechnical cteraaeraation of soils. <br /> PLATE <br /> BORING LOG LEGEND K L E I N F E L D E R JOE BRYSON HEATING &A/C A <br /> :FC,IECT NO 24-220222-A00 <br /> STOCKTON, CALIFORNIA <br />