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Project: ARCO Station # 4493 Log of Soil Boring: <br /> Location 205 N.Center Street,Stockton,CA Project Number38466609 SO-1 <br /> � o <br /> LZ <br /> a c7 LITHOLOGY DESCRIPTION COMMENTS <br /> wd I:-w <br /> Jy .0.Y <br /> Yk•Y•Y_Y <br /> 50 ' y�Y�' 50 <br /> Jk <br /> Silly Sand(SM) Dark bluish gray 75 90%very fine to fine JV- .11 J <br /> grained sand very dense saturated yKk.11, eJ <br /> Iy <br /> .Yd-P- <br /> yJ'Ki J Y <br /> 55-- Jk yd-.16• 55 <br /> 72 02 kJKi yky <br /> yy yy Jy� <br /> Silty Clay(CL) Dark bluish gray low plasticity 20-30%silt J &,R. <br /> trace fine grained sand hard damp Jk J&J`-y <br /> JI. <br /> I.Jk y <br /> 60 50 03 t Jk 4`6 y• 60 <br /> 1 Jk.1`6.11 <br /> Silty Sand(SM) Dark bluish gay 50 60%very fine to fine .11a' <br /> 72 0 grained sand 40 50%silt very dense saturated J Jk v,�J.11J <br /> •Jd J J <br /> 80 D Silty Clay(CL) Dark gray non plastic 50 60%clay 40 50% .0.y,J J y <br /> 65 silt,very stiff to hard moist to wet ,�y 65 <br /> 67/10 0 Sandy Silt(ML) Dark gray 5 25%very fine to fine grained 'Y91 A y'Y <br /> sand very dense to hard moist to wet ;r <br /> 80110 D Jy yJyJY <br /> Trace clay L 3 k Jt I <br /> 70 >!, 70 <br /> �J ��Silty Sand(SM) Dark gray 65 85%very fine to fine grained 1 <br /> 65 0 Y� <br /> sand 15 35%silt micaceous very dense saturated ` II <br /> 50 0 v1 y1y.Jk J <br /> . <br /> .91 <br /> / J• ill <br /> r <br /> Y�Y YJ J <br /> 75 50 0 y J y J 75 <br /> Sand(SP) Dark gray poorly graded fine to medium gained �'Y•Y•. <br /> 45 o micaceous dense saturated 'Jt 'Y1 <br /> J JKJ Ak Y&J <br /> 49 0d QQSand(SW) Dark gray well graded fine to coarse grained " " "A Y <br /> dd dd micaceous dense saturated Jy„ Jk.91. <br /> 80-- 50 D 61 0 &.16 y•Y#J Y 80 <br /> Silty Clay(CL) Dark gay 40 50%silt hard moist Borehole backfilled from 91 <br /> Interbedded lenses of well graded sand unknown thickness feet to 84 5 feet with <br /> 68!10 0 <br /> Silt(ML) dark gray trace clay trace fine grained sand hard bentonite <br /> slightly moist to moist <br /> UM2870 Gateway Oaks Dr Ste 300 <br /> Sacramento CA 95833 <br /> 9166792000 <br />