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i <br /> BORING LOG <br /> Project No. Boring d Casing Diameter Logged By , <br /> KEI-P91-0202 9" 2" N'.W. -:1-6 <br /> Project Name Unocal Well Cover Elevation Date Drilled <br /> Lodi,Keldeman Lane 12/16/91 <br /> Boring No. Drilling llollou.-stem Drilling Company <br /> N1V1'S Method Auger West Hazmat <br /> Penetration G.N'. Depth Strati- <br /> blows/6" Description <br /> level (feet) graphv p <br /> Samples USCS <br /> SW WeII graded sand as above.trace gravel to 1/2"diameter, <br /> moist,dense,very pale brown. <br /> 15/28/35 25 <br /> -_ - Silt,very fine-grained, slightly elastic,iron oxide staining <br /> Z'_7= common,moist,hard, light olive brown. <br /> NIL <br /> 10/17/21 <br /> _- <br /> 10/17/21 30 -__- Silt,trace or gray and iron oxide staining,poreous,moist, <br /> hard,fight yellowish brown to light olive brown. <br /> Silty clay with sand,estimated at 20%silt and15 to 20% <br /> fine-grained sand content,trace iron oxide staining, <br /> moist,hard,grayish brown. <br /> 30/31/50-5 35 CL <br /> Silty clay,estimaled at 30%silt,slightly micaceous, <br /> with iron oxide stining,moist,hard,olive gray. <br /> 17/30/35 Sandy silt,estimated at 15 to 20%very fine-grained sand, <br /> 40 --= sill is coarse-grained,moist,hard,light gray. <br /> NIL - __- <br /> • .-..:.. Well — ——— ————.�_.._——— <br /> g <br /> SW rad ed sand, <br /> Page 2 of 4 <br />