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F <br /> r� <br /> gg, <br /> � <br /> •=�ryrr�",! -�• s}+.�',:,.+:ny-,�".`,,�.7rr.'�'•��i r�`'ie�5"�"'_,� fl"ERn,.�r-"+�1z.Rd`".;.•.z„�_Nb,-'.i,"x,,+��,..r=�.R�',.:?�oi,�"e�sy�s:�,'`,4.�.''"'��T;s�G.�..'z'",.+-_";+.""r�3�•'�M.��+.�;,��au�".,3'rk�'' :5"�r.,w";==�r-+'.,F.ov..a;.. _ -r}yr-" v� <br /> ' = , <br /> 2 <br /> . � <br /> UNIFIED <br /> • <br /> . <br /> - <br /> s. <br /> SOIL CLASSIFICATION SYSTEM <br /> MAJOR DIVISIONS LTR DESCRIPTION MAJOR DIVISIONS LTR I DESCRIPTION <br /> CW Well-graded gravels or grave! and I inorganic sills and very fie sands. I <br /> sand mixtures, little or no cines. t <br /> �L rock flour, Baty or clayey line _ <br /> Poorly-graded gravels or gravel SILTS sande or clayey SAILS with dight I <br /> OUVEL CP sand mixture, little or no fines. ,gyp Clasticity. <br /> AND GRav[LLY CLAYS Ilnoryanic clays ar lav to medium <br /> sous GA 5ity gravels, grovel-sand-silt LL c50 CL plasticity, grayeny etaye. sandy <br /> mixtures. - <br /> -- l clays, lean eToys. <br /> Clayey grovels, gravel-sora-cicy ar anic sift <br /> }Ths and ar9^-v= sill-cloys <br /> CR4RSE �' rruxtun, r OL vtgrow F lasticity. <br /> GRAINED <br /> SOILS Well-graded sands or rcvell GRAN, - - <br /> y1y 9 9 Y SOILS I Inorganic Clays or law to medium <br /> I sands, little or no tines. MH plosa ity, gravelly clays, sandy <br /> , lean clays. <br /> SAND Poorly-graded sands or gravely rlgys <br /> SILTS <br /> SANDY AND sand mixture, little or no fines. C AND CN a} h'rgaoic clays of gh ptesLiCity, <br /> ri <br /> SOILS 9J SBty sands, sand-silt mixtures. LL >50Organic cloys of medium to high <br /> OH plasticitySC . I <br /> Claret' sane:, Bond-sill mixtures. HIGHSa, 5OR=IC pr Feat end other highy orgoric sails. A - <br /> Depth through :vhicn <br /> C Sana pack <br /> sampler is driven, <br /> Bentonite annular seal <br /> Relatively undisturbed sample <br /> Neat cement annular seal <br /> :I< Missed sample <br /> Slcnk PVC <br /> ® Ground water level <br /> observed in boring <br /> hlachine—slotted PVC <br /> 3-10 Sample number <br /> PID Photoionization detector reading � � PVC Centralizer <br /> SLOW/FT REPRESENTS THE NUMBER OF BLOTS OF P. <br /> 140—POUND HAMMER FALLING 30 INCHES TO DRiVE <br /> THE SAMPLER THROUGH rHE LAST 12 I"ICHES OF AN <br /> 1$ INCH PENETRATION. <br /> DASHED LINES SEPARATING UNITS OF THE LOG <br /> REPRESENT APPROXIMATE BCUNDAPIES ONLY. <br /> ACTUAL BOUNDARIES MAY BE GRADUAL. LOGS <br /> REPRESENT SUBSURFACE CONDITIONS 1N THE <br /> BORING AT THE TIME OF DRILLING ONLY. <br /> UNIFD Sale. CLASSIFICATION SYSTEM PLATE <br /> AND SYMBOL KEY <br /> t� ARCO Service Statlon No. 2188 3 <br /> FILE No. 441 Wast Charter Way <br /> PROJECT NO. 31009-4W 1009D3A Stockton, Caliiarnla <br /> " tr�r�s�► s tee, <br />