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GRAPHIC BORING LOG PAGE —I— OF ' <br /> CLIENT Unocal PROJECT NO 1.232 DRILL HOLE MW-24S/D <br /> SITE LOCATION 5606 Pacific Avenue Stockton California <br /> DRILLING CO V &W Drilling TYPE OF RIG Hobart Lori ear B-81 <br /> DRILLING METHOD/EQUIPMENT HSA HOLE DIAMETER 10" <br /> DRIVE WEIGHT/HEIGHT OF DROP 140#030" REFERENCE OR DATUM Surface ' <br /> START DATE 2123101 COMPLETION DATE 2/23/01 <br /> z <br /> 0 txa, 0a <br /> DESCRIPTION <br /> z :) IL <br /> stn � -a � 0' z 41H=- <br /> h- a-H �W 4 � ru a p �0 tw In F014zvmg Order-LITHCLOGY,color, grain size,aordrig, angularity <br /> Il W sc W M r. N U 4:x r- H< I-i Q L7 fusstts wrivst4acy wetness <br /> idw 4K40 ¢ HOstLU w Olt Z-� <br /> ©Mw rami u, M,4 mJ�w r- <br /> 1 <br /> 40 40 945 0 0 39-40' SLIGHTLY SANDY SILT, brown, very fine sand <br /> saturated, no odor <br /> i <br /> I <br /> 43 0 <br /> I SM <br /> 6 I 45 12 950 1 2 44-45' SILTY SAND, olive, very fine sand, saturated, no odor <br /> 48 0 <br /> SP <br /> 50 10 955 _ 05 49-50' SAND, olive, fine sand, saturated, no odor <br /> 18 —510 <br /> ML <br /> i <br /> I <br /> 55 8 1025 0 3 54-55' CLAYEY SILT, olive, minor fine sand, saturated, no 0 <br /> 14 odor <br /> SM <br /> I- 34 1045 _ 00 59-60' VERY SILTY SAND, olive,-medium to fine sand, <br /> -- - - - -- 50-- ---- — -- — ------- �- -satti ated-no—odor - ---- <br /> 9 <br /> -60 --3 <br /> 62 0 <br /> SP <br /> 65 !! 18 W 1100 0 3 64-65' SLIGHTLY SILTY SAND, olive, medium to fine sand, <br /> - <br /> 20 saturated, no odor ' <br /> 70 16 11 10 1 4 69-70' SLIGHTLY SILTY SAND, gray, medium to fine sand, ' <br /> 24 71 0 saturated, no ondor <br /> SM <br /> Continued Next Pae - --- - -- <br /> NOTES <br /> ENVIRONMENTAL AUDIT INC NOTE This Boring Log Represents Conditions Only at Time and Location <br /> Indicated Subsurface Conditions May Differ at Other Locations and <br /> Tiles <br /> LOGGED BY BHM DATE 02/23/01 APPROVED BY BHM RG # 5649 <br />