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BORING LOG <br /> Project No Boring Diameter 9" Logged By TGG <br /> KEl-P89-1104 Casing Diameter N/A WW CEG 1633 <br /> J <br /> Protect Name Unocal S/S#5421 Well Cover Elevation Date Drilled <br /> 7303 Pacific Avenue, Stockton 1119192 <br /> Boring No Drilling Hollow-stem Drilling Company <br /> E133 Method Auger Woodward Drilling Co <br /> Penetration G.W Depth Strati- <br /> blows/6" level (feet) graphy Description <br /> Samples USCS <br /> SM Silty sand,estimated at 15-20% silt and trace clay,hard,moist, <br /> f brown (10YR 5/3),sand is fine to very fine-grained, slightly <br /> m►caceous______ ___________ <br /> SM-SP s Sandy silt,estimated at 25% fine to very fine-grained sand,firm <br /> 8/6/2 to stiff,very moist,dark gray(5Y4/1) <br /> 25 ` <br /> Silty sand,approximately 45% silt, sand is fine-grained firm, <br /> SP-SM "s moist, grayish brown(10YR 5/2) trace rootlets <br /> r <br /> 1 <br /> f"S <br /> Well graded gravel and sand,estimated at 40% sand, subrounded <br /> 23/27/34 30 GW gravel to 1-3/4 inches in diameter,very dense,moist, light <br /> brownish gray (10YR 6/2) <br /> raa'ea'a°'s <br /> •a9'4°'4 r8 <br /> tv lti 4k{r! <br /> 35 SW "X' Sand, well graded,estimated at 5% subrounded gravels to 3/4 <br /> 9/1623 y inch in diameter,dense,moist, light yellowish brown (10YR <br /> n�tK� <br /> 6/4) <br /> {, v <br /> it�n u•yr <br /> ^foe> <br /> +rte` ,f —_ ___ --__ <br /> ra° <br /> aa'a4ra°r0 <br /> 40 Well graded gravel with sand,estimated at 35-40% sand,gravel is <br /> 13/18/21 °'°°'°a'' <br /> GW a°ra°•e: subrounded to 1-3/4 inches in diameter,dense,moist,black <br /> (10YR 2/1) <br /> Page 2 of 3 <br />