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Drilling Log <br /> ❑�❑� GROUNDWA ER Soil Boring SB-2 <br /> TECHNOLO= Y <br /> Project Chevron-S. Center, 5 :x-on Owner Chevron See Site Nap <br /> Location 09 Snutrr Center, S . �xrorz, C.4 _ Prof. No. 02070 5039 For BW*V Location <br /> Surface Elev. TotF:: Hole Depth 40.5 ft. Diameter COMMENTS: <br /> Top of Casing Watt: Level Initial 33 ft. Static <br /> Screen: Dia Len ain Type/Size <br /> Casing: Dia Lengt!i Type <br /> Fid Material Rig/Core CME-55/S liI Soon <br /> Drip Co. SES Inc- Method Hollow Stem Auger/PID <br /> Driller Morris Peterson Log by Bruce Beale Date 05/12/94 Permit # <br /> Checked By Ed Simons License No. PG#4422 <br /> =m Description <br /> a� ..a v u �p U <br /> �,. a a e z ° _, �, (Color, Texture, Structure) <br /> ° <br /> nx W Trace t 10%. Little 10% to 20%. Some 20% to 35%. And 35% to 50% <br /> m <br /> —2 <br /> 2" asphalt over red brick <br /> 2 <br /> 0 <br /> 4 <br /> C^ <br /> {grades to light brown silty sandy CLAY (10,30,60) (cuttings) <br /> /511 <br /> S � • <br /> C ' <br /> 7 Mottled brown and orangeY sand silt CLAY (10,10,80) (moist, no <br /> io 59-2 o0 CL Y <br /> o -io' 23 hydrocarbon odor) <br /> - 12 r <br /> s <br /> E Tannish brown sandy silty CLAY (10,20,70) root casts (moist, no <br /> 14 s hydrocaroon odors <br /> SB-2 14 <br /> o -i5 ,c <br /> lB ii I ct <br /> 18 I� <br /> Mottled orange brown and gray silty clay to clayey SILT (irregular <br /> 3 patches and streaks of black organic material. (moist, no hydrocarbon <br /> 20 S9-2 5 odor) <br /> a -2c• s <br /> �I sc <br /> 22 <br /> 24 b: / IL <br /> Olive brown sandy silty CLAY (10,20,70) with root casts and orange yellow <br /> .4 `- patches. (moist, no hydrocarbon odor) <br /> i _ <br /> 06/09/1994 uthlog-mar93 Page: I of 2 <br />