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!j <br /> Drilling Log �1 <br /> ❑D❑ GROUNOWATER Soil Boring SB-2 <br /> TECHNOLOGY <br /> BP Chemical, Stockton, CA BP Chemical �i See Site Map <br /> i Project Owner ,� For Boring Location <br /> Location 3437 Airport Wav Project No. 02320 2258 Date drilled 03/31/92 <br />! Surface Eiev. Total Hole Depth 40 ft. Diameter 0.87 ft. ! <br /> i <br /> Top of Casing Water Level Initial Static COMMENTS.' <br /> Screen: Dia Length Type/Size Il. Saturated soil Has not encountered, <br /> Casing: Dia Length Type l� <br /> Filter Pack Material Rig/Core Type Motile 8-53Aplit spoon <br /> Drilling Company Kvithaua Well DrilGnq Method Hollow stem aucer Permit # 32-531 <br /> Driller Mike Crocker Log By Steve Kranvak l� <br /> Checked By Ed Simonis License No.RG#4422 !� <br /> �-- E �, 7° r I Description <br /> a� QCL au0 a0 U j <br /> U_ -+ u, (Color, Texture, Structure) <br /> v a a NmX a Trace < 10%, Little 10%Ito 20%. Some 20% to 35%. And 35% to 50% <br /> d <br /> li <br /> 0 Three inches ASHPHALT <br /> ix inches BASE course <br /> town silty CLAY with some fine sand (soft, moist, <br /> 2 no hydrocarbon odor) ' <br /> 4 <br /> 9 ' <br /> 0 A 10 1 <br /> 6 ri Ii <br /> I <br /> li <br /> 10 s <br /> 0 e B !j <br /> 9 <br /> 12 <br /> CL <br /> (grades with minor pebbles) <br /> — 14 — <br /> C <br /> 4c �o <br /> �2 ' <br /> 18 <br /> (grades with no pebbles) <br /> — 20 - <br /> 0 <br /> 0 <br /> 0 D17 <br /> zs <br /> 22 <br /> I� <br /> (grades to brown silty clay) <br /> 24 <br /> 04r22r19e2 rthlo9-mar92 Page: l of 2 <br />