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i I <br /> hx.} <br /> 3 <br /> B O R I N G L O G <br /> Boring & Casing Diameter Logged By <br /> Project No. 911 211 D.L. <br /> KEI-P91-0202 <br /> Date Drilled <br /> f Project Name Unocal Well Cover Elevation 8/28 & 8/29/91 <br /> Dodi, Kettleman Lane <br /> Drilling Hollow-stem Drilling Company <br /> Boring No. Method Auger West Hazmat <br /> MW1 <br /> penetration G. W. Depth Strati- Description <br /> blows/61' level (feet) graphy <br /> samples USCG <br /> SW Well graded sand, as above. <br /> _ Sandy silt, sand is fine grained, <br /> hard, friable, moist, olive brown, <br /> 18/32/50-4" <br /> ML/ <br /> micaceous. <br /> Silt, hard, friable, moist, dark <br /> greenish gray, micaceous. <br /> 65 <br /> T Clayey silt, very stiff to hard, <br /> 7/12/21slightly friable, moist, dark green- <br /> ish gray, micaceous. <br /> :kr <br /> 70 _ <br /> Sandy silt, with up to approximately <br /> 40% variable sand content, sand is <br /> wTri predominantly fine-grained, stiff to <br /> �= <br /> very stiff, very moist to wet, very <br /> 5/9/18 _ dark gray, grades to oliva brown <br /> v --- below 73.5' , micaceous. <br /> wu Silty gravel, with medium- to fine' <br /> 19/50-3" a c rained sand, angular to rounded <br /> GM -00.6 g <br /> 75 •po.•o ravel to 1-1/2" diameter, very dense <br /> g <br /> to hard, very moist, olive brown, <br /> .;`.,with iron oxide staining. <br /> v <br /> Well graded grael, with sand, angular <br /> to rounded gravel to 1-3/4" diameter, <br /> 28/50-3" GW brown, <br /> very dense, wet grayish <br /> 80 CL == Sandy clay, as below. <br /> Page 4 of 5 <br />