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C] <br />Ij <br />UNIFIED SOIL CLASSIFICATION SYSTEM <br />MAJOR DNISICNS <br />LTR <br />DESCAIPTICN <br />Af.L'CR DIVISIC` SS <br />LTR <br />DESCRIPTION <br />G W <br />Wall -graced gravels or ;ravel sand miutuws, utter or <br />no fines. <br />i <br />M L <br />inorganic silts and very fine sands, rock flour, <br />s,ity or clayey fine sands or clayey sibs wah <br />GRAVEL <br />AND <br />GRAVELLY <br />SCILS <br />SILTS <br />I <br />AND <br />GAYS <br />i LL<50 <br />slightptastKsy. <br />G P <br />Poorly -graded gravels or gravel sand morure, little <br />or no fines. <br />C L <br />— <br />Inorganic clays of 47 to malum plastiary, <br />gravelly clays, sandy clays, sdiy clays, lean <br />G u <br />Silty gravels, gravoi-sand-si;t mixtures.cays. <br />O L <br />Crgar.ic silts and crganic silttays of low <br />COARSE <br />G C <br />Clayey gravqis, graveksand-cay mixtures. <br />FIVE <br />piasac3y. <br />GRAINED <br />GRAINcJ <br />SAND <br />S W <br />Well -graded sancs or graveily sands, Iicia or no <br />fines. <br />u A <br />!nc ,anic silts, micaceous or dia:cmacaous <br />fice cr silty soils, aiasfc sits. ,. <br />SOILS <br />SOILS <br />SILTS <br />AND <br />SANDY <br />AND <br />CLAYS <br />S P <br />Poorly -graded sancs or g:aveiN sancs, ;—..s or no <br />fines. <br />C u <br />Incrgaric cays of ;^.x h pas:xi:y, fat Clays. <br />SOLS <br />� <br />LL> `-0 <br />S'A <br />Silty sands, arc, and sit mixures. <br />C ri <br />Cr;ar:K keys c! medium to lSgh plasticy. <br />S C <br />Clayey cards, and clay t^.irtsrss. <br />+ <br />HiGiiLY CAGAMC SOILS i <br />P t I <br />Peat and user highly organk sods. <br />M-12 <br />fj Standard penetration split spoon sample <br />Modified California sampler <br />T Shelby tube sample <br />Water level observed in boring <br />No recovery <br />NFWE No free water encountered <br />NOTE: The lines separating strata on the logs <br />represent approximate boundaries only. <br />The actual transition may be gradual. <br />No warranty is provided as to the continuity <br />of soil strata between borings. Logs <br />represent the soil section observed at <br />the boring location on the date of <br />drilling only. <br />PROJECT NO. 24-2206-01.A06 <br />PLATE <br />(9/88) <br />