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' GRAPHIC BORING LOG PAGE —2— OF <br /> CLIENT Unocal PROJECT NO 1232 DRILL HOLE MW-9 <br /> SITE LOCATION 5606 Pacific Avenue Stockton California <br /> MWRILLING CO West Hazmat TYPE OF RIG CME,-85 <br /> RILLING METHOD/EQUIPMENT Hollow Stem Auger HOLE DIAMETER 10" <br /> ' DRIVE WEIGHT/HEIGHT OF DROP 140C)a 30" REFERENCE OR DATUM Surface <br /> START DATE 9119101 COMPLETION DATE 9/19101 <br /> DESCRIPTION <br /> Z ix, in <br /> 0 in' H0 to .aH 0 <br /> 6 H Z W-;tA <br /> M t 4 H F 0 H 0 w� In Folkywing Order LITHOLOGY color, grain size lofting, 4tigularrty, <br /> a- W <iX rD �N U Q ix � H� H Cr twit va fossll5, con"Istetiq wetnem <br /> Llf W ce 0 Q ¢ M b 'J W >- - <br /> Ci i-r l� La cc-j in r(i -i ra 1Lh' 4n 0.' c Y U) ::k <br /> ' 28 <br /> 4041 950 00 39-40 5' SILTY SAND, olive, fine sand, saturated, no odor <br /> 49 <br /> -430 <br /> SP <br /> ' 45 35 955 00 44-45 5' SLIGHTLY SILTY SAND, brown, fine sand, <br /> saturated, no odor <br /> 50 <br /> 28 10 00 0 0 49-50 5' SLIGHTLY SILTY SAND, brown, fore sand, <br /> 50 35 saturated, no odor <br /> Sa <br /> 53 0 <br /> ML <br /> 55 32 1005 00 54-55 5' SLIGHTLY SANDY CLAYEY SILT, olive, very fine <br /> 38 sand, saturated, no odor <br /> 49 <br /> 57 0 <br /> SP <br /> 31 1010 0 0 59-60 5' SLIGHTLY SILTY SAND, brown, fine sand, <br /> 60 42 saturated, no odor <br /> S0 <br /> 65 42 10 15 00 64-65 5' SLIGHTLY SILTY SAND, brown, fine sand, <br /> 50 65 5 saturated, no odor <br /> Total depth 65 5' <br /> 70 <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 /> Times <br /> LOGGED BY BHM DATE 09/19/01 APPROVED BY BHM RG # 5649 <br />