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GRAPHIC BORING LOG PAGE _L OF , <br /> CLIENT Unocal PROJECT NO 1232 DRILL HOLE AS-26 <br /> SITE LOCATION 5606 Pacific Avenue Stockton California <br /> DRILLING CO West Hazmat TYPE OF RIG CME-85 <br /> DRILLING METHOD/EQUIPMENT Hollow Stem Au_eg r HOLE DIAMETER 10" <br /> DRIVE WEIGHT/HEIGHT OF DROP 140a30 REFERENCE OR DATUM Surface <br /> START DATE 9121/01 COMPLETION DATE 9/21101 <br /> z <br /> 0 <br /> DESCRIPTION <br /> a- o tk ti, o a <br /> - <br /> a � <br /> 64 H zLU -h uae6U � - = <br /> a_H Q Ui Q sN w Q to �' Tri Fpllcrcvutg Qrdsr LtTH4T.QGX cnittr,gsttitt size Sorting, kngtr3arrry <br /> 4 W �te'tl >*N tl Qµi n,` H 4 H d Ut IV; tonsils,,;pnsiswri y 1 eE;7e5$ <br /> W w trQO <H0 -.iw H 0 -1;- <br /> tai�w <br /> 0 , <br /> ML <br /> 5 10 930 00 4-5 5' SANDY SILT, rust, fine sand, very moist, no odor <br /> 16 <br /> 24 <br /> 10 s2 935 00 9-10 5' SILT, rust, moist, no odor <br /> 35 <br /> 15 19 940 00 14-15 5' SILT, rust, moist, no odor <br /> 29 <br /> 32 <br /> a <br /> 20 _ — 35 9 45 00 19-20 5' SLIGHTLY SANDY SILT, rust, moist, no odor <br /> 40—-------- ---- <br /> 23 0 <br /> SM <br /> 25 21 950 05 24-25 5' SILTY SAND, rust, fine sand, moist, no odor <br /> 29 <br /> 32— --_ <br /> 28 0 - <br /> _ _ SP <br /> 30 35 955 0029-30 5' SAND, rust, medium to fine sand, moist, no odor <br /> so - <br /> 35 jg 10 00 00 34-35 5' SAND, rust, medium gravel and silt, saturated, no <br /> odor _ <br /> Continued Next Paze- <br /> NOTES <br /> ENVIRONMENTAL AUDIT, INC NOTE This Boring Log Represents Conditions Only at Time and Location <br /> Indicated Subsurface Condttmons May Differ at Other Locations and <br /> Times <br /> LOGGED BY BHM DATE 09/21/01 APPROVED BY BHM RG # 5649 <br />